Uses of Package
java.lang
-
Packages that use java.lang Package Description com.sun.jarsigner This package comprises the interfaces and classes used to define the signing mechanism used by thejarsigner
tool.com.sun.java.accessibility.util Provides a collection of interfaces and classes that compose the Java Accessibility Utilities.com.sun.javadoc Note: The declarations in this package have been superseded by those in the packagejdk.javadoc.doclet
.com.sun.jdi This is the core package of the Java Debug Interface (JDI), it defines mirrors for values, types, and the target VirtualMachine itself - as well bootstrapping facilities.com.sun.jdi.connect This package defines connections between the virtual machine using the JDI and the target virtual machine.com.sun.jdi.connect.spi This package comprises the interfaces and classes used to develop newTransportService
implementations.com.sun.jdi.event This package defines JDI events and event processing.com.sun.jdi.request This package is used to request that a JDI event be sent under specified conditions.com.sun.management This package contains the JDK's extension to the standard implementation of thejava.lang.management
API and also defines the management interface for some other components of the platform.com.sun.net.httpserver Provides a simple high-level Http server API, which can be used to build embedded HTTP servers.com.sun.net.httpserver.spi Provides a pluggable service provider interface, which allows the HTTP server implementation to be replaced with other implementations.com.sun.nio.sctp A Java API for Stream Control Transport Protocol.com.sun.security.auth Provides implementations ofPrincipal
.com.sun.security.auth.callback Provides an implementation ofCallbackHandler
.com.sun.security.auth.login Provides an implementation ofConfiguration
.com.sun.security.auth.module Provides implementations ofLoginModule
.com.sun.security.jgss This package defines classes and interfaces for the JDK extensions to the GSS-API.com.sun.source.doctree Provides interfaces to represent documentation comments as abstract syntax trees (AST).com.sun.source.tree Provides interfaces to represent source code as abstract syntax trees (AST).com.sun.source.util Provides utilities for operations on abstract syntax trees (AST).com.sun.tools.attach Provides the API to attach to a Java™ virtual machine.com.sun.tools.attach.spi Only developers who are defining new attach providers should need to make direct use of this package.com.sun.tools.javac This package provides a legacy entry point for the javac tool.com.sun.tools.javadoc This package and its contents are deprecated and may be removed in a future release.com.sun.tools.jconsole This package contains the JConsole API.java.applet Provides the classes necessary to create an applet and the classes an applet uses to communicate with its applet context.java.awt Contains all of the classes for creating user interfaces and for painting graphics and images.java.awt.color Provides classes for color spaces.java.awt.datatransfer Provides interfaces and classes for transferring data between and within applications.java.awt.desktop Provides interfaces and classes for interaction with various desktop capabilities.java.awt.dnd Drag and Drop is a direct manipulation gesture found in many Graphical User Interface systems that provides a mechanism to transfer information between two entities logically associated with presentation elements in the GUI.java.awt.event Provides interfaces and classes for dealing with different types of events fired by AWT components.java.awt.font Provides classes and interface relating to fonts.java.awt.geom Provides the Java 2D classes for defining and performing operations on objects related to two-dimensional geometry.java.awt.im Provides classes and interfaces for the input method framework.java.awt.im.spi Provides interfaces that enable the development of input methods that can be used with any Java runtime environment.java.awt.image Provides classes for creating and modifying images.java.awt.image.renderable Provides classes and interfaces for producing rendering-independent images.java.awt.print Provides classes and interfaces for a general printing API.java.beans Contains classes related to developing beans -- components based on the JavaBeans™ architecture.java.beans.beancontext Provides classes and interfaces relating to bean context.java.io Provides for system input and output through data streams, serialization and the file system.java.lang Provides classes that are fundamental to the design of the Java programming language.java.lang.annotation Provides library support for the Java programming language annotation facility.java.lang.constant Classes and interfaces to represent nominal descriptors for run-time entities such as classes or method handles, and classfile entities such as constant pool entries orinvokedynamic
call sites.java.lang.instrument Provides services that allow Java programming language agents to instrument programs running on the JVM.java.lang.invoke Thejava.lang.invoke
package provides low-level primitives for interacting with the Java Virtual Machine.java.lang.management Provides the management interfaces for monitoring and management of the Java virtual machine and other components in the Java runtime.java.lang.module Classes to support module descriptors and creating configurations of modules by means of resolution and service binding.java.lang.ref Provides reference-object classes, which support a limited degree of interaction with the garbage collector.java.lang.reflect Provides classes and interfaces for obtaining reflective information about classes and objects.java.math Provides classes for performing arbitrary-precision integer arithmetic (BigInteger
) and arbitrary-precision decimal arithmetic (BigDecimal
).java.net Provides the classes for implementing networking applications.java.net.http HTTP Client and WebSocket APIsjava.net.spi Service-provider classes for thejava.net
package.java.nio Defines buffers, which are containers for data, and provides an overview of the other NIO packages.java.nio.channels Defines channels, which represent connections to entities that are capable of performing I/O operations, such as files and sockets; defines selectors, for multiplexed, non-blocking I/O operations.java.nio.channels.spi Service-provider classes for thejava.nio.channels
package.java.nio.charset Defines charsets, decoders, and encoders, for translating between bytes and Unicode characters.java.nio.charset.spi Service-provider classes for thejava.nio.charset
package.java.nio.file Defines interfaces and classes for the Java virtual machine to access files, file attributes, and file systems.java.nio.file.attribute Interfaces and classes providing access to file and file system attributes.java.nio.file.spi Service-provider classes for thejava.nio.file
package.java.rmi Provides the RMI package.java.rmi.activation Provides support for RMI Object Activation.java.rmi.dgc Provides classes and interface for RMI distributed garbage-collection (DGC).java.rmi.registry Provides a class and two interfaces for the RMI registry.java.rmi.server Provides classes and interfaces for supporting the server side of RMI.java.security Provides the classes and interfaces for the security framework.java.security.acl The classes and interfaces in this package have been deprecated.java.security.cert Provides classes and interfaces for parsing and managing certificates, certificate revocation lists (CRLs), and certification paths.java.security.interfaces Provides interfaces for generating RSA (Rivest, Shamir and Adleman AsymmetricCipher algorithm) keys as defined in the RSA Laboratory Technical Note PKCS#1, and DSA (Digital Signature Algorithm) keys as defined in NIST's FIPS-186.java.security.spec Provides classes and interfaces for key specifications and algorithm parameter specifications.java.sql Provides the API for accessing and processing data stored in a data source (usually a relational database) using the Java™ programming language.java.text Provides classes and interfaces for handling text, dates, numbers, and messages in a manner independent of natural languages.java.text.spi Service provider classes for the classes in the java.text package.java.time The main API for dates, times, instants, and durations.java.time.chrono Generic API for calendar systems other than the default ISO.java.time.format Provides classes to print and parse dates and times.java.time.temporal Access to date and time using fields and units, and date time adjusters.java.time.zone Support for time-zones and their rules.java.util Contains the collections framework, some internationalization support classes, a service loader, properties, random number generation, string parsing and scanning classes, base64 encoding and decoding, a bit array, and several miscellaneous utility classes.java.util.concurrent Utility classes commonly useful in concurrent programming.java.util.concurrent.atomic A small toolkit of classes that support lock-free thread-safe programming on single variables.java.util.concurrent.locks Interfaces and classes providing a framework for locking and waiting for conditions that is distinct from built-in synchronization and monitors.java.util.function Functional interfaces provide target types for lambda expressions and method references.java.util.jar Provides classes for reading and writing the JAR (Java ARchive) file format, which is based on the standard ZIP file format with an optional manifest file.java.util.logging Provides the classes and interfaces of the Java™ 2 platform's core logging facilities.java.util.prefs This package allows applications to store and retrieve user and system preference and configuration data.java.util.regex Classes for matching character sequences against patterns specified by regular expressions.java.util.spi Service provider classes for the classes in the java.util package.java.util.stream Classes to support functional-style operations on streams of elements, such as map-reduce transformations on collections.java.util.zip Provides classes for reading and writing the standard ZIP and GZIP file formats.javax.accessibility Defines a contract between user-interface components and an assistive technology that provides access to those components.javax.annotation.processing Facilities for declaring annotation processors and for allowing annotation processors to communicate with an annotation processing tool environment.javax.crypto Provides the classes and interfaces for cryptographic operations.javax.crypto.interfaces Provides interfaces for Diffie-Hellman keys as defined in RSA Laboratories' PKCS #3.javax.crypto.spec Provides classes and interfaces for key specifications and algorithm parameter specifications.javax.imageio The main package of the Java Image I/O API.javax.imageio.event A package of the Java Image I/O API dealing with synchronous notification of events during the reading and writing of images.javax.imageio.metadata A package of the Java Image I/O API dealing with reading and writing metadata.javax.imageio.plugins.bmp Package containing the public classes used by the built-in BMP plug-in.javax.imageio.plugins.jpeg Classes supporting the built-in JPEG plug-in.javax.imageio.plugins.tiff Public classes used by the built-in TIFF plug-ins.javax.imageio.spi A package of the Java Image I/O API containing the plug-in interfaces for readers, writers, transcoders, and streams, and a runtime registry.javax.imageio.stream A package of the Java Image I/O API dealing with low-level I/O from files and streams.javax.lang.model Classes and hierarchies of packages used to model the Java programming language.javax.lang.model.element Interfaces used to model elements of the Java programming language.javax.lang.model.type Interfaces used to model Java programming language types.javax.lang.model.util Utilities to assist in the processing of program elements and types.javax.management Provides the core classes for the Java Management Extensions.javax.management.loading Provides the classes which implement advanced dynamic loading.javax.management.modelmbean Provides the definition of the ModelMBean classes.javax.management.monitor Provides the definition of the monitor classes.javax.management.openmbean Provides the open data types and Open MBean descriptor classes.javax.management.relation Provides the definition of the Relation Service.javax.management.remote Interfaces for remote access to JMX MBean servers.javax.management.remote.rmi The RMI connector is a connector for the JMX Remote API that uses RMI to transmit client requests to a remote MBean server.javax.management.timer Provides the definition of the Timer MBean.javax.naming Provides the classes and interfaces for accessing naming services.javax.naming.directory Extends thejavax.naming
package to provide functionality for accessing directory services.javax.naming.event Provides support for event notification when accessing naming and directory services.javax.naming.ldap Provides support for LDAPv3 extended operations and controls.javax.naming.ldap.spi javax.naming.spi Provides the means for dynamically plugging in support for accessing naming and directory services through thejavax.naming
and related packages.javax.net Provides classes for networking applications.javax.net.ssl Provides classes for the secure socket package.javax.print Provides the principal classes and interfaces for the Java™ Print Service API.javax.print.attribute Provides classes and interfaces that describe the types of Java™ Print Service attributes and how they can be collected into attribute sets.javax.print.attribute.standard Packagejavax.print.attribute.standard
contains classes for specific printing attributes.javax.print.event Packagejavax.print.event
contains event classes and listener interfaces.javax.rmi.ssl Provides implementations ofRMIClientSocketFactory
andRMIServerSocketFactory
over the Secure Sockets Layer (SSL) or Transport Layer Security (TLS) protocols.javax.script The scripting API consists of interfaces and classes that define Java™ Scripting Engines and provides a framework for their use in Java applications.javax.security.auth This package provides a framework for authentication and authorization.javax.security.auth.callback This package provides the classes necessary for services to interact with applications in order to retrieve information (authentication data including usernames or passwords, for example) or to display information (error and warning messages, for example).javax.security.auth.kerberos This package contains utility classes related to the Kerberos network authentication protocol.javax.security.auth.login This package provides a pluggable authentication framework.javax.security.auth.spi This package provides the interface to be used for implementing pluggable authentication modules.javax.security.auth.x500 This package contains the classes that should be used to store X500 Principal and X500 Private Credentials in a Subject.javax.security.cert Provides classes for public key certificates.javax.security.sasl Contains class and interfaces for supporting SASL.javax.smartcardio Java™ Smart Card I/O API.javax.sound.midi Provides interfaces and classes for I/O, sequencing, and synthesis of MIDI (Musical Instrument Digital Interface) data.javax.sound.midi.spi Supplies interfaces for service providers to implement when offering new MIDI devices, MIDI file readers and writers, or sound bank readers.javax.sound.sampled Provides interfaces and classes for capture, processing, and playback of sampled audio data.javax.sound.sampled.spi Supplies abstract classes for service providers to subclass when offering new audio devices, sound file readers and writers, or audio format converters.javax.sql Provides the API for server side data source access and processing from the Java™ programming language.javax.sql.rowset Standard interfaces and base classes for JDBCRowSet
implementations.javax.sql.rowset.serial Provides utility classes to allow serializable mappings between SQL types and data types in the Java programming language.javax.sql.rowset.spi The standard classes and interfaces that a third party vendor has to use in its implementation of a synchronization provider.javax.swing Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.javax.swing.border Provides classes and interface for drawing specialized borders around a Swing component.javax.swing.colorchooser Contains classes and interfaces used by theJColorChooser
component.javax.swing.event Provides for events fired by Swing components.javax.swing.filechooser Contains classes and interfaces used by theJFileChooser
component.javax.swing.plaf Provides one interface and many abstract classes that Swing uses to provide its pluggable look-and-feel capabilities.javax.swing.plaf.basic Provides user interface objects built according to the Basic look and feel.javax.swing.plaf.metal Provides user interface objects built according to the Java look and feel (once codenamed Metal), which is the default look and feel.javax.swing.plaf.multi Provides user interface objects that combine two or more look and feels.javax.swing.plaf.nimbus Provides user interface objects built according to the cross-platform Nimbus look and feel.javax.swing.plaf.synth Synth is a skinnable look and feel in which all painting is delegated.javax.swing.table Provides classes and interfaces for dealing withjavax.swing.JTable
.javax.swing.text Provides classes and interfaces that deal with editable and noneditable text components.javax.swing.text.html Provides the classHTMLEditorKit
and supporting classes for creating HTML text editors.javax.swing.text.html.parser Provides the default HTML parser, along with support classes.javax.swing.text.rtf Provides a class (RTFEditorKit
) for creating Rich-Text-Format text editors.javax.swing.tree Provides classes and interfaces for dealing withjavax.swing.JTree
.javax.swing.undo Allows developers to provide support for undo/redo in applications such as text editors.javax.tools Provides interfaces for tools which can be invoked from a program, for example, compilers.javax.transaction.xa Provides the API that defines the contract between the transaction manager and the resource manager, which allows the transaction manager to enlist and delist resource objects (supplied by the resource manager driver) in JTA transactions.javax.xml Defines constants for XML processing.javax.xml.catalog Provides the classes for implementing XML Catalogs OASIS Standard V1.1, 7 October 2005.javax.xml.crypto Common classes for XML cryptography.javax.xml.crypto.dom DOM-specific classes for thejavax.xml.crypto
package.javax.xml.crypto.dsig Classes for generating and validating XML digital signatures.javax.xml.crypto.dsig.dom DOM-specific classes for thejavax.xml.crypto.dsig
package.javax.xml.crypto.dsig.keyinfo Classes for parsing and processingKeyInfo
elements and structures.javax.xml.crypto.dsig.spec Parameter classes for XML digital signatures.javax.xml.datatype Defines XML/Java Type Mappings.javax.xml.namespace Defines XML Namespace processing.javax.xml.parsers Provides the classes for processing XML documents with a SAX (Simple API for XML) parser or a DOM (Document Object Model) Document builder.javax.xml.stream Defines interfaces and classes for the Streaming API for XML (StAX).javax.xml.stream.events Defines event interfaces for the Streaming API for XML (StAX).javax.xml.stream.util Provides utility classes for the Streaming API for XML (StAX).javax.xml.transform Defines the generic APIs for processing transformation instructions, and performing a transformation from source to result.javax.xml.transform.dom Provides DOM specific transformation classes.javax.xml.transform.sax Provides SAX specific transformation classes.javax.xml.transform.stax Provides StAX specific transformation classes.javax.xml.transform.stream Provides stream and URI specific transformation classes.javax.xml.validation Provides an API for validation of XML documents.javax.xml.xpath Provides an object-model neutral API for the evaluation of XPath expressions and access to the evaluation environment.jdk.dynalink Contains interfaces and classes that are used to link aninvokedynamic
call site.jdk.dynalink.beans Contains the linker for ordinary Java objects.jdk.dynalink.linker Contains interfaces and classes needed by language runtimes to implement their own language-specific object models and type conversions.jdk.dynalink.linker.support Contains classes that make it more convenient for language runtimes to implement their own language-specific object models and type conversions by providing basic implementations of some classes as well as various utilities.jdk.dynalink.support Contains classes that make using Dynalink more convenient by providing basic implementations of some classes as well as various utilities.jdk.internal.event jdk.javadoc.doclet The Doclet API provides an environment which, in conjunction with the Language Model API and Compiler Tree API, allows clients to inspect the source-level structures of programs and libraries, including API comments embedded in the source.jdk.jfr This package provides classes to create events and control Flight Recorder.jdk.jfr.consumer This package contains classes for consuming Flight Recorder data.jdk.jfr.internal jdk.jshell Provides interfaces for creating tools, such as a Read-Eval-Print Loop (REPL), which interactively evaluate "snippets" of Java programming language code.jdk.jshell.execution Provides implementation support for building JShell execution engines.jdk.jshell.spi Defines the Service Provider Interface for pluggable JShell execution engines.jdk.jshell.tool Provides a mechanism to launch an instance of a Java™ shell tool.jdk.management.jfr This package contains classes to control and monitor Flight Recorder over Java Management Extensions (JMX).jdk.nashorn.api.scripting This package provides thejavax.script
integration, which is the preferred way to use Nashorn.jdk.nashorn.api.tree Nashorn parser API provides interfaces to represent ECMAScript source code as abstract syntax trees (AST) and Parser to parse ECMAScript source scripts.jdk.net Platform specific socket options for thejava.net
andjava.nio.channels
socket classes.jdk.nio Defines JDK-specificchannel
APIs.jdk.security.jarsigner This package defines APIs for signing jar files.netscape.javascript Provides Java code the ability to access the JavaScript engine and the HTML DOM in the web browser.org.ietf.jgss This package presents a framework that allows application developers to make use of security services like authentication, data integrity and data confidentiality from a variety of underlying security mechanisms like Kerberos, using a unified API.org.w3c.dom Provides the interfaces for the Document Object Model (DOM).org.w3c.dom.bootstrap Provides a factory for obtaining instances ofDOMImplementation
.org.w3c.dom.css Provides interfaces for DOM Level 2 Style Specification.org.w3c.dom.events Provides interfaces for DOM Level 2 Events.org.w3c.dom.html Provides interfaces for DOM Level 2 HTML Specification.org.w3c.dom.ls Provides interfaces for DOM Level 3 Load and Save.org.w3c.dom.ranges Provides interfaces for DOM Level 2 Range.org.w3c.dom.stylesheets Provides interfaces for DOM Level 2 Style Specification.org.w3c.dom.xpath Provides interfaces for DOM Level 3 XPath Specification.org.xml.sax Provides the core SAX APIs.org.xml.sax.ext Provides interfaces to SAX2 facilities that conformant SAX drivers won't necessarily support.org.xml.sax.helpers Provides helper classes, including support for bootstrapping SAX-based applications. -
Classes in java.lang used by com.sun.jarsigner Class Description Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by com.sun.java.accessibility.util Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by com.sun.javadoc Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by com.sun.jdi Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.Process Process
provides control of native processes started by ProcessBuilder.start and Runtime.exec.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language.UnsupportedOperationException Thrown to indicate that the requested operation is not supported. -
Classes in java.lang used by com.sun.jdi.connect Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Process Process
provides control of native processes started by ProcessBuilder.start and Runtime.exec.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by com.sun.jdi.connect.spi Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by com.sun.jdi.event Class Description InterruptedException Thrown when a thread is waiting, sleeping, or otherwise occupied, and the thread is interrupted, either before or during the activity.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).String TheString
class represents character strings. -
Classes in java.lang used by com.sun.jdi.request Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by com.sun.management Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by com.sun.net.httpserver Class Description IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by com.sun.net.httpserver.spi Class Description Object ClassObject
is the root of the class hierarchy. -
Classes in java.lang used by com.sun.nio.sctp Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by com.sun.security.auth Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by com.sun.security.auth.callback Class Description Object ClassObject
is the root of the class hierarchy. -
Classes in java.lang used by com.sun.security.auth.login Class Description Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings. -
Classes in java.lang used by com.sun.security.auth.module Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by com.sun.security.jgss Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Comparable This interface imposes a total ordering on the objects of each class that implements it.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by com.sun.source.doctree Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.String TheString
class represents character strings. -
Classes in java.lang used by com.sun.source.tree Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by com.sun.source.util Class Description CharSequence ACharSequence
is a readable sequence ofchar
values.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by com.sun.tools.attach Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by com.sun.tools.attach.spi Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by com.sun.tools.javac Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by com.sun.tools.javadoc Class Description ClassLoader A class loader is an object that is responsible for loading classes.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by com.sun.tools.jconsole Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by java.applet Class Description Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by java.awt Class Description Character TheCharacter
class wraps a value of the primitive typechar
in an object.Class Instances of the classClass
represent classes and interfaces in a running Java application.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.FunctionalInterface An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.IndexOutOfBoundsException Thrown to indicate that an index of some sort (such as to an array, to a string, or to a vector) is out of range.InterruptedException Thrown when a thread is waiting, sleeping, or otherwise occupied, and the thread is interrupted, either before or during the activity.NullPointerException Thrown when an application attempts to usenull
in a case where an object is required.Number The abstract classNumber
is the superclass of platform classes representing numeric values that are convertible to the primitive typesbyte
,double
,float
,int
,long
, andshort
.NumberFormatException Thrown to indicate that the application has attempted to convert a string to one of the numeric types, but that the string does not have the appropriate format.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Runnable TheRunnable
interface should be implemented by any class whose instances are intended to be executed by a thread.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.SecurityException Thrown by the security manager to indicate a security violation.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language.UnsupportedOperationException Thrown to indicate that the requested operation is not supported. -
Classes in java.lang used by java.awt.color Class Description Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.awt.datatransfer Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.CloneNotSupportedException Thrown to indicate that theclone
method in classObject
has been called to clone an object, but that the object's class does not implement theCloneable
interface.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.awt.desktop Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by java.awt.dnd Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.awt.event Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Runnable TheRunnable
interface should be implemented by any class whose instances are intended to be executed by a thread.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.awt.font Class Description Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Comparable This interface imposes a total ordering on the objects of each class that implements it.Float TheFloat
class wraps a value of primitive typefloat
in an object.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by java.awt.geom Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.awt.im Class Description Character.Subset Instances of this class represent particular subsets of the Unicode character set.Object ClassObject
is the root of the class hierarchy. -
Classes in java.lang used by java.awt.im.spi Class Description Character.Subset Instances of this class represent particular subsets of the Unicode character set.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by java.awt.image Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.InterruptedException Thrown when a thread is waiting, sleeping, or otherwise occupied, and the thread is interrupted, either before or during the activity.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.awt.image.renderable Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.Runnable TheRunnable
interface should be implemented by any class whose instances are intended to be executed by a thread.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by java.awt.print Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.IndexOutOfBoundsException Thrown to indicate that an index of some sort (such as to an array, to a string, or to a vector) is out of range.NullPointerException Thrown when an application attempts to usenull
in a case where an object is required.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.beans Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.SecurityException Thrown by the security manager to indicate a security violation.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.beans.beancontext Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by java.io Class Description Appendable An object to whichchar
sequences and values can be appended.AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.CharSequence ACharSequence
is a readable sequence ofchar
values.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.FunctionalInterface An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Readable AReadable
is a source of characters.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.SecurityException Thrown by the security manager to indicate a security violation.String TheString
class represents character strings.StringBuffer A thread-safe, mutable sequence of characters.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.lang Class Description Appendable An object to whichchar
sequences and values can be appended.Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Byte TheByte
class wraps a value of primitive typebyte
in an object.Character TheCharacter
class wraps a value of the primitive typechar
in an object.Character.Subset Instances of this class represent particular subsets of the Unicode character set.Character.UnicodeBlock A family of character subsets representing the character blocks in the Unicode specification.Character.UnicodeScript A family of character subsets representing the character scripts defined in the Unicode Standard Annex #24: Script Names.CharSequence ACharSequence
is a readable sequence ofchar
values.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassFormatError Thrown when the Java Virtual Machine attempts to read a class file and determines that the file is malformed or otherwise cannot be interpreted as a class file.ClassLoader A class loader is an object that is responsible for loading classes.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.CloneNotSupportedException Thrown to indicate that theclone
method in classObject
has been called to clone an object, but that the object's class does not implement theCloneable
interface.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Double TheDouble
class wraps a value of the primitive typedouble
in an object.Enum This is the common base class of all Java language enumeration types.Enum.EnumDesc A nominal descriptor for anenum
constant.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Float TheFloat
class wraps a value of primitive typefloat
in an object.FunctionalInterface An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.IllegalAccessException An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.IncompatibleClassChangeError Thrown when an incompatible class change has occurred to some class definition.IndexOutOfBoundsException Thrown to indicate that an index of some sort (such as to an array, to a string, or to a vector) is out of range.InstantiationException Thrown when an application tries to create an instance of a class using thenewInstance
method in classClass
, but the specified class object cannot be instantiated.Integer TheInteger
class wraps a value of the primitive typeint
in an object.InterruptedException Thrown when a thread is waiting, sleeping, or otherwise occupied, and the thread is interrupted, either before or during the activity.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).LinkageError Subclasses ofLinkageError
indicate that a class has some dependency on another class; however, the latter class has incompatibly changed after the compilation of the former class.Long TheLong
class wraps a value of the primitive typelong
in an object.Module Represents a run-time module, eithernamed
or unnamed.ModuleLayer A layer of modules in the Java virtual machine.ModuleLayer.Controller Controls a module layer.NoSuchFieldException Signals that the class doesn't have a field of a specified name.NoSuchMethodException Thrown when a particular method cannot be found.Number The abstract classNumber
is the superclass of platform classes representing numeric values that are convertible to the primitive typesbyte
,double
,float
,int
,long
, andshort
.NumberFormatException Thrown to indicate that the application has attempted to convert a string to one of the numeric types, but that the string does not have the appropriate format.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Package Represents metadata about a run-time package associated with a class loader.Process Process
provides control of native processes started by ProcessBuilder.start and Runtime.exec.ProcessBuilder This class is used to create operating system processes.ProcessBuilder.Redirect Represents a source of subprocess input or a destination of subprocess output.ProcessBuilder.Redirect.Type The type of aProcessBuilder.Redirect
.ProcessHandle ProcessHandle identifies and provides control of native processes.ProcessHandle.Info Information snapshot about the process.ReflectiveOperationException Common superclass of exceptions thrown by reflective operations in core reflection.Runnable TheRunnable
interface should be implemented by any class whose instances are intended to be executed by a thread.Runtime Every Java application has a single instance of classRuntime
that allows the application to interface with the environment in which the application is running.Runtime.Version A representation of a version string for an implementation of the Java SE Platform.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.SecurityException Thrown by the security manager to indicate a security violation.SecurityManager The security manager is a class that allows applications to implement a security policy.Short TheShort
class wraps a value of primitive typeshort
in an object.StackTraceElement An element in a stack trace, as returned byThrowable.getStackTrace()
.StackWalker A stack walker.StackWalker.Option Stack walker option to configure the stack frame information obtained by aStackWalker
.StackWalker.StackFrame AStackFrame
object represents a method invocation returned byStackWalker
.String TheString
class represents character strings.StringBuffer A thread-safe, mutable sequence of characters.StringBuilder A mutable sequence of characters.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).System.Logger System.Logger
instances log messages that will be routed to the underlying logging framework theLoggerFinder
uses.System.Logger.Level System loggers levels.System.LoggerFinder TheLoggerFinder
service is responsible for creating, managing, and configuring loggers to the underlying framework it uses.Thread A thread is a thread of execution in a program.Thread.State A thread state.Thread.UncaughtExceptionHandler Interface for handlers invoked when aThread
abruptly terminates due to an uncaught exception.ThreadGroup A thread group represents a set of threads.ThreadLocal This class provides thread-local variables.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language.VirtualMachineError Thrown to indicate that the Java Virtual Machine is broken or has run out of resources necessary for it to continue operating.Void TheVoid
class is an uninstantiable placeholder class to hold a reference to theClass
object representing the Java keyword void. -
Classes in java.lang used by java.lang.annotation Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Comparable This interface imposes a total ordering on the objects of each class that implements it.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.lang.constant Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.ReflectiveOperationException Common superclass of exceptions thrown by reflective operations in core reflection.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.lang.instrument Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Module Represents a run-time module, eithernamed
or unnamed.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.lang.invoke Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Comparable This interface imposes a total ordering on the objects of each class that implements it.Enum This is the common base class of all Java language enumeration types.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalAccessException An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.NoSuchFieldException Signals that the class doesn't have a field of a specified name.NoSuchMethodException Thrown when a particular method cannot be found.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language.TypeNotPresentException Thrown when an application tries to access a type using a string representing the type's name, but no definition for the type with the specified name can be found. -
Classes in java.lang used by java.lang.management Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Comparable This interface imposes a total ordering on the objects of each class that implements it.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.StackTraceElement An element in a stack trace, as returned byThrowable.getStackTrace()
.String TheString
class represents character strings.Thread.State A thread state. -
Classes in java.lang used by java.lang.module Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.lang.ref Class Description CloneNotSupportedException Thrown to indicate that theclone
method in classObject
has been called to clone an object, but that the object's class does not implement theCloneable
interface.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.InterruptedException Thrown when a thread is waiting, sleeping, or otherwise occupied, and the thread is interrupted, either before or during the activity.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Runnable TheRunnable
interface should be implemented by any class whose instances are intended to be executed by a thread. -
Classes in java.lang used by java.lang.reflect Class Description ArrayIndexOutOfBoundsException Thrown to indicate that an array has been accessed with an illegal index.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassFormatError Thrown when the Java Virtual Machine attempts to read a class file and determines that the file is malformed or otherwise cannot be interpreted as a class file.ClassLoader A class loader is an object that is responsible for loading classes.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalAccessException An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.InstantiationException Thrown when an application tries to create an instance of a class using thenewInstance
method in classClass
, but the specified class object cannot be instantiated.LinkageError Subclasses ofLinkageError
indicate that a class has some dependency on another class; however, the latter class has incompatibly changed after the compilation of the former class.NegativeArraySizeException Thrown if an application tries to create an array with negative size.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.ReflectiveOperationException Common superclass of exceptions thrown by reflective operations in core reflection.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.math Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Number The abstract classNumber
is the superclass of platform classes representing numeric values that are convertible to the primitive typesbyte
,double
,float
,int
,long
, andshort
.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by java.net Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Package Represents metadata about a run-time package associated with a class loader.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.net.http Class Description CharSequence ACharSequence
is a readable sequence ofchar
values.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.FunctionalInterface An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.InterruptedException Thrown when a thread is waiting, sleeping, or otherwise occupied, and the thread is interrupted, either before or during the activity.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language.Void TheVoid
class is an uninstantiable placeholder class to hold a reference to theClass
object representing the Java keyword void. -
Classes in java.lang used by java.net.spi Class Description Object ClassObject
is the root of the class hierarchy. -
Classes in java.lang used by java.nio Class Description Appendable An object to whichchar
sequences and values can be appended.CharSequence ACharSequence
is a readable sequence ofchar
values.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Readable AReadable
is a source of characters.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language.UnsupportedOperationException Thrown to indicate that the requested operation is not supported. -
Classes in java.lang used by java.nio.channels Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.Integer TheInteger
class wraps a value of the primitive typeint
in an object.InterruptedException Thrown when a thread is waiting, sleeping, or otherwise occupied, and the thread is interrupted, either before or during the activity.Long TheLong
class wraps a value of the primitive typelong
in an object.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language.Void TheVoid
class is an uninstantiable placeholder class to hold a reference to theClass
object representing the Java keyword void. -
Classes in java.lang used by java.nio.channels.spi Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Object ClassObject
is the root of the class hierarchy. -
Classes in java.lang used by java.nio.charset Class Description CharSequence ACharSequence
is a readable sequence ofchar
values.Comparable This interface imposes a total ordering on the objects of each class that implements it.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.nio.charset.spi Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by java.nio.file Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.CharSequence ACharSequence
is a readable sequence ofchar
values.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.FunctionalInterface An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.InterruptedException Thrown when a thread is waiting, sleeping, or otherwise occupied, and the thread is interrupted, either before or during the activity.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language.UnsupportedOperationException Thrown to indicate that the requested operation is not supported. -
Classes in java.lang used by java.nio.file.attribute Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.nio.file.spi Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by java.rmi Class Description ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.SecurityException Thrown by the security manager to indicate a security violation.SecurityManager The security manager is a class that allows applications to implement a security policy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.rmi.activation Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.rmi.dgc Class Description Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by java.rmi.registry Class Description Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by java.rmi.server Class Description Appendable An object to whichchar
sequences and values can be appended.AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.CloneNotSupportedException Thrown to indicate that theclone
method in classObject
has been called to clone an object, but that the object's class does not implement theCloneable
interface.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.SecurityException Thrown by the security manager to indicate a security violation.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.security Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.CloneNotSupportedException Thrown to indicate that theclone
method in classObject
has been called to clone an object, but that the object's class does not implement theCloneable
interface.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.SecurityException Thrown by the security manager to indicate a security violation.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.security.acl Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.security.cert Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.security.interfaces Class Description Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by java.security.spec Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.sql Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Class Instances of the classClass
represent classes and interfaces in a running Java application.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.text Class Description CharSequence ACharSequence
is a readable sequence ofchar
values.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Number The abstract classNumber
is the superclass of platform classes representing numeric values that are convertible to the primitive typesbyte
,double
,float
,int
,long
, andshort
.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.StringBuffer A thread-safe, mutable sequence of characters.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.text.spi Class Description Object ClassObject
is the root of the class hierarchy. -
Classes in java.lang used by java.time Class Description CharSequence ACharSequence
is a readable sequence ofchar
values.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.time.chrono Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Long TheLong
class wraps a value of the primitive typelong
in an object.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by java.time.format Class Description Appendable An object to whichchar
sequences and values can be appended.Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.CharSequence ACharSequence
is a readable sequence ofchar
values.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Long TheLong
class wraps a value of the primitive typelong
in an object.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.time.temporal Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.FunctionalInterface An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.Long TheLong
class wraps a value of the primitive typelong
in an object.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.time.zone Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.util Class Description Appendable An object to whichchar
sequences and values can be appended.AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Character TheCharacter
class wraps a value of the primitive typechar
in an object.CharSequence ACharSequence
is a readable sequence ofchar
values.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.CloneNotSupportedException Thrown to indicate that theclone
method in classObject
has been called to clone an object, but that the object's class does not implement theCloneable
interface.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Double TheDouble
class wraps a value of the primitive typedouble
in an object.Enum This is the common base class of all Java language enumeration types.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.FunctionalInterface An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.IllegalAccessException An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.InstantiationException Thrown when an application tries to create an instance of a class using thenewInstance
method in classClass
, but the specified class object cannot be instantiated.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Long TheLong
class wraps a value of the primitive typelong
in an object.Module Represents a run-time module, eithernamed
or unnamed.ModuleLayer A layer of modules in the Java virtual machine.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Readable AReadable
is a source of characters.Runnable TheRunnable
interface should be implemented by any class whose instances are intended to be executed by a thread.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.SafeVarargs A programmer assertion that the body of the annotated method or constructor does not perform potentially unsafe operations on its varargs parameter.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.util.concurrent Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.FunctionalInterface An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.InterruptedException Thrown when a thread is waiting, sleeping, or otherwise occupied, and the thread is interrupted, either before or during the activity.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Runnable TheRunnable
interface should be implemented by any class whose instances are intended to be executed by a thread.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Thread A thread is a thread of execution in a program.Thread.UncaughtExceptionHandler Interface for handlers invoked when aThread
abruptly terminates due to an uncaught exception.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language.Void TheVoid
class is an uninstantiable placeholder class to hold a reference to theClass
object representing the Java keyword void. -
Classes in java.lang used by java.util.concurrent.atomic Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Number The abstract classNumber
is the superclass of platform classes representing numeric values that are convertible to the primitive typesbyte
,double
,float
,int
,long
, andshort
.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by java.util.concurrent.locks Class Description InterruptedException Thrown when a thread is waiting, sleeping, or otherwise occupied, and the thread is interrupted, either before or during the activity.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Thread A thread is a thread of execution in a program. -
Classes in java.lang used by java.util.function Class Description FunctionalInterface An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.Object ClassObject
is the root of the class hierarchy.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by java.util.jar Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Runtime.Version A representation of a version string for an implementation of the Java SE Platform.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.util.logging Class Description Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.FunctionalInterface An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Runnable TheRunnable
interface should be implemented by any class whose instances are intended to be executed by a thread.SecurityException Thrown by the security manager to indicate a security violation.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.util.prefs Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.FunctionalInterface An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.util.regex Class Description CharSequence ACharSequence
is a readable sequence ofchar
values.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.StringBuffer A thread-safe, mutable sequence of characters.StringBuilder A mutable sequence of characters.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by java.util.spi Class Description Integer TheInteger
class wraps a value of the primitive typeint
in an object.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings. -
Classes in java.lang used by java.util.stream Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.CharSequence ACharSequence
is a readable sequence ofchar
values.Comparable This interface imposes a total ordering on the objects of each class that implements it.Double TheDouble
class wraps a value of the primitive typedouble
in an object.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Long TheLong
class wraps a value of the primitive typelong
in an object.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Runnable TheRunnable
interface should be implemented by any class whose instances are intended to be executed by a thread.SafeVarargs A programmer assertion that the body of the annotated method or constructor does not perform potentially unsafe operations on its varargs parameter.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by java.util.zip Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.InternalError Thrown to indicate some unexpected internal error has occurred in the Java Virtual Machine.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language.VirtualMachineError Thrown to indicate that the Java Virtual Machine is broken or has run out of resources necessary for it to continue operating. -
Classes in java.lang used by javax.accessibility Class Description Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Number The abstract classNumber
is the superclass of platform classes representing numeric values that are convertible to the primitive typesbyte
,double
,float
,int
,long
, andshort
.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.annotation.processing Class Description CharSequence ACharSequence
is a readable sequence ofchar
values.Class Instances of the classClass
represent classes and interfaces in a running Java application.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.crypto Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.CloneNotSupportedException Thrown to indicate that theclone
method in classObject
has been called to clone an object, but that the object's class does not implement theCloneable
interface.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.crypto.interfaces Class Description Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.crypto.spec Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.imageio Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language.UnsupportedOperationException Thrown to indicate that the requested operation is not supported. -
Classes in java.lang used by javax.imageio.event Class Description String TheString
class represents character strings. -
Classes in java.lang used by javax.imageio.metadata Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.imageio.plugins.bmp Class Description Object ClassObject
is the root of the class hierarchy. -
Classes in java.lang used by javax.imageio.plugins.jpeg Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.imageio.plugins.tiff Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.CloneNotSupportedException Thrown to indicate that theclone
method in classObject
has been called to clone an object, but that the object's class does not implement theCloneable
interface.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings. -
Classes in java.lang used by javax.imageio.spi Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.imageio.stream Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.lang.model Class Description CharSequence ACharSequence
is a readable sequence ofchar
values.Class Instances of the classClass
represent classes and interfaces in a running Java application.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.lang.model.element Class Description CharSequence ACharSequence
is a readable sequence ofchar
values.Class Instances of the classClass
represent classes and interfaces in a running Java application.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.lang.model.type Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.lang.model.util Class Description CharSequence ACharSequence
is a readable sequence ofchar
values.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.management Class Description Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).NullPointerException Thrown when an application attempts to usenull
in a case where an object is required.Number The abstract classNumber
is the superclass of platform classes representing numeric values that are convertible to the primitive typesbyte
,double
,float
,int
,long
, andshort
.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.management.loading Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.UnsupportedOperationException Thrown to indicate that the requested operation is not supported. -
Classes in java.lang used by javax.management.modelmbean Class Description Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.management.monitor Class Description Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Number The abstract classNumber
is the superclass of platform classes representing numeric values that are convertible to the primitive typesbyte
,double
,float
,int
,long
, andshort
.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.management.openmbean Class Description Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Byte TheByte
class wraps a value of primitive typebyte
in an object.Character TheCharacter
class wraps a value of the primitive typechar
in an object.Class Instances of the classClass
represent classes and interfaces in a running Java application.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Double TheDouble
class wraps a value of the primitive typedouble
in an object.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Float TheFloat
class wraps a value of primitive typefloat
in an object.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Long TheLong
class wraps a value of the primitive typelong
in an object.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.Short TheShort
class wraps a value of primitive typeshort
in an object.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language.Void TheVoid
class is an uninstantiable placeholder class to hold a reference to theClass
object representing the Java keyword void. -
Classes in java.lang used by javax.management.relation Class Description Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.IndexOutOfBoundsException Thrown to indicate that an index of some sort (such as to an array, to a string, or to a vector) is out of range.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).NoSuchMethodException Thrown when a particular method cannot be found.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.management.remote Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.management.remote.rmi Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.ClassLoader A class loader is an object that is responsible for loading classes.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.management.timer Class Description Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Long TheLong
class wraps a value of the primitive typelong
in an object.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.naming Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.naming.directory Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.naming.event Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.naming.ldap Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.naming.ldap.spi Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.naming.spi Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.net.ssl Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Runnable TheRunnable
interface should be implemented by any class whose instances are intended to be executed by a thread.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.print Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.print.attribute Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.print.attribute.standard Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.print.event Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.rmi.ssl Class Description IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.script Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Integer TheInteger
class wraps a value of the primitive typeint
in an object.NoSuchMethodException Thrown when a particular method cannot be found.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.security.auth Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.security.auth.callback Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.security.auth.kerberos Class Description Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings. -
Classes in java.lang used by javax.security.auth.login Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.security.auth.spi Class Description String TheString
class represents character strings. -
Classes in java.lang used by javax.security.auth.x500 Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.security.cert Class Description Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.security.sasl Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.smartcardio Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.sound.midi Class Description ArrayIndexOutOfBoundsException Thrown to indicate that an array has been accessed with an illegal index.AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Class Instances of the classClass
represent classes and interfaces in a running Java application.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.sound.midi.spi Class Description Object ClassObject
is the root of the class hierarchy. -
Classes in java.lang used by javax.sound.sampled Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Class Instances of the classClass
represent classes and interfaces in a running Java application.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.sound.sampled.spi Class Description Object ClassObject
is the root of the class hierarchy. -
Classes in java.lang used by javax.sql Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Class Instances of the classClass
represent classes and interfaces in a running Java application.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings. -
Classes in java.lang used by javax.sql.rowset Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.sql.rowset.serial Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.sql.rowset.spi Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.swing Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Character TheCharacter
class wraps a value of the primitive typechar
in an object.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.CloneNotSupportedException Thrown to indicate that theclone
method in classObject
has been called to clone an object, but that the object's class does not implement theCloneable
interface.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalAccessException An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.InstantiationException Thrown when an application tries to create an instance of a class using thenewInstance
method in classClass
, but the specified class object cannot be instantiated.Integer TheInteger
class wraps a value of the primitive typeint
in an object.InterruptedException Thrown when a thread is waiting, sleeping, or otherwise occupied, and the thread is interrupted, either before or during the activity.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Number The abstract classNumber
is the superclass of platform classes representing numeric values that are convertible to the primitive typesbyte
,double
,float
,int
,long
, andshort
.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Runnable TheRunnable
interface should be implemented by any class whose instances are intended to be executed by a thread.SafeVarargs A programmer assertion that the body of the annotated method or constructor does not perform potentially unsafe operations on its varargs parameter.SecurityException Thrown by the security manager to indicate a security violation.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.swing.border Class Description Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.swing.colorchooser Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.swing.event Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Comparable This interface imposes a total ordering on the objects of each class that implements it.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.swing.filechooser Class Description Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.swing.plaf Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.swing.plaf.basic Class Description Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.swing.plaf.metal Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.swing.plaf.multi Class Description Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.swing.plaf.nimbus Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.swing.plaf.synth Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.swing.table Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.swing.text Class Description CharSequence ACharSequence
is a readable sequence ofchar
values.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.CloneNotSupportedException Thrown to indicate that theclone
method in classObject
has been called to clone an object, but that the object's class does not implement theCloneable
interface.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Runnable TheRunnable
interface should be implemented by any class whose instances are intended to be executed by a thread.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Thread A thread is a thread of execution in a program.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.swing.text.html Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.swing.text.html.parser Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.StringBuffer A thread-safe, mutable sequence of characters.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.swing.text.rtf Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by javax.swing.tree Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.CloneNotSupportedException Thrown to indicate that theclone
method in classObject
has been called to clone an object, but that the object's class does not implement theCloneable
interface.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.swing.undo Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.tools Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.CharSequence ACharSequence
is a readable sequence ofchar
values.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings. -
Classes in java.lang used by javax.transaction.xa Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.xml.catalog Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.xml.crypto Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.xml.crypto.dom Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.xml.crypto.dsig Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.xml.crypto.dsig.dom Class Description Object ClassObject
is the root of the class hierarchy. -
Classes in java.lang used by javax.xml.crypto.dsig.keyinfo Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.xml.crypto.dsig.spec Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.xml.datatype Class Description ClassLoader A class loader is an object that is responsible for loading classes.Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Number The abstract classNumber
is the superclass of platform classes representing numeric values that are convertible to the primitive typesbyte
,double
,float
,int
,long
, andshort
.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.xml.namespace Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.xml.parsers Class Description ClassLoader A class loader is an object that is responsible for loading classes.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.xml.stream Class Description ClassLoader A class loader is an object that is responsible for loading classes.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.xml.stream.events Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by javax.xml.stream.util Class Description Object ClassObject
is the root of the class hierarchy. -
Classes in java.lang used by javax.xml.transform Class Description ClassLoader A class loader is an object that is responsible for loading classes.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.xml.transform.dom Class Description Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings. -
Classes in java.lang used by javax.xml.transform.sax Class Description IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings. -
Classes in java.lang used by javax.xml.transform.stax Class Description Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings. -
Classes in java.lang used by javax.xml.transform.stream Class Description Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings. -
Classes in java.lang used by javax.xml.validation Class Description ClassLoader A class loader is an object that is responsible for loading classes.Error AnError
is a subclass ofThrowable
that indicates serious problems that a reasonable application should not try to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by javax.xml.xpath Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by jdk.dynalink Class Description ClassLoader A class loader is an object that is responsible for loading classes.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.StackTraceElement An element in a stack trace, as returned byThrowable.getStackTrace()
.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by jdk.dynalink.beans Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.FunctionalInterface An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by jdk.dynalink.linker Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.FunctionalInterface An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by jdk.dynalink.linker.support Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Iterable Implementing this interface allows an object to be the target of the enhancedfor
statement (sometimes called the "for-each loop" statement).Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by jdk.dynalink.support Class Description Object ClassObject
is the root of the class hierarchy. -
Classes in java.lang used by jdk.javadoc.doclet Class Description Comparable This interface imposes a total ordering on the objects of each class that implements it.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by jdk.jfr Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Class Instances of the classClass
represent classes and interfaces in a running Java application.Comparable This interface imposes a total ordering on the objects of each class that implements it.IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Runnable TheRunnable
interface should be implemented by any class whose instances are intended to be executed by a thread.SecurityException Thrown by the security manager to indicate a security violation.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by jdk.jfr.consumer Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element). -
Classes in java.lang used by jdk.jshell Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Comparable This interface imposes a total ordering on the objects of each class that implements it.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by jdk.jshell.execution Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Process Process
provides control of native processes started by ProcessBuilder.start and Runtime.exec.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by jdk.jshell.spi Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.StackTraceElement An element in a stack trace, as returned byThrowable.getStackTrace()
.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by jdk.jshell.tool Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.String TheString
class represents character strings. -
Classes in java.lang used by jdk.management.jfr Class Description IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.SecurityException Thrown by the security manager to indicate a security violation.String TheString
class represents character strings. -
Classes in java.lang used by jdk.nashorn.api.scripting Class Description AutoCloseable An object that may hold resources (such as file or socket handles) until it is closed.Class Instances of the classClass
represent classes and interfaces in a running Java application.ClassLoader A class loader is an object that is responsible for loading classes.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.Readable AReadable
is a source of characters.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.StackTraceElement An element in a stack trace, as returned byThrowable.getStackTrace()
.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language.UnsupportedOperationException Thrown to indicate that the requested operation is not supported. -
Classes in java.lang used by jdk.nashorn.api.tree Class Description Class Instances of the classClass
represent classes and interfaces in a running Java application.Comparable This interface imposes a total ordering on the objects of each class that implements it.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.FunctionalInterface An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.Object ClassObject
is the root of the class hierarchy.Override Indicates that a method declaration is intended to override a method declaration in a supertype.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by jdk.net Class Description Boolean The Boolean class wraps a value of the primitive typeboolean
in an object.Class Instances of the classClass
represent classes and interfaces in a running Java application.Comparable This interface imposes a total ordering on the objects of each class that implements it.Integer TheInteger
class wraps a value of the primitive typeint
in an object.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by jdk.security.jarsigner Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by netscape.javascript Class Description Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by org.ietf.jgss Class Description Cloneable A class implements theCloneable
interface to indicate to theObject.clone()
method that it is legal for that method to make a field-for-field copy of instances of that class.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by org.w3c.dom Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by org.w3c.dom.bootstrap Class Description ClassCastException Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.IllegalAccessException An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.InstantiationException Thrown when an application tries to create an instance of a class using thenewInstance
method in classClass
, but the specified class object cannot be instantiated.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by org.w3c.dom.css Class Description String TheString
class represents character strings. -
Classes in java.lang used by org.w3c.dom.events Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by org.w3c.dom.html Class Description String TheString
class represents character strings. -
Classes in java.lang used by org.w3c.dom.ls Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by org.w3c.dom.ranges Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by org.w3c.dom.stylesheets Class Description String TheString
class represents character strings. -
Classes in java.lang used by org.w3c.dom.xpath Class Description Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.RuntimeException RuntimeException
is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by org.xml.sax Class Description Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.Exception The classException
and its subclasses are a form ofThrowable
that indicates conditions that a reasonable application might want to catch.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.Throwable TheThrowable
class is the superclass of all errors and exceptions in the Java language. -
Classes in java.lang used by org.xml.sax.ext Class Description Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings. -
Classes in java.lang used by org.xml.sax.helpers Class Description ClassCastException Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance.ClassNotFoundException Thrown when an application tries to load in a class through its string name using: TheforName
method in classClass
.Deprecated A program element annotated@Deprecated
is one that programmers are discouraged from using.IllegalAccessException An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.InstantiationException Thrown when an application tries to create an instance of a class using thenewInstance
method in classClass
, but the specified class object cannot be instantiated.NullPointerException Thrown when an application attempts to usenull
in a case where an object is required.Object ClassObject
is the root of the class hierarchy.String TheString
class represents character strings.SuppressWarnings Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).