Java™ Platform
Standard Ed. 7
Class Hierarchy
- java.lang.Object
- java.util.AbstractCollection<E> (implements java.util.Collection<E>)
- java.util.AbstractMap<K,V> (implements java.util.Map<K,V>)
- java.util.EnumMap<K,V> (implements java.lang.Cloneable, java.io.Serializable)
- java.util.HashMap<K,V> (implements java.lang.Cloneable, java.util.Map<K,V>, java.io.Serializable)
- java.util.IdentityHashMap<K,V> (implements java.lang.Cloneable, java.util.Map<K,V>, java.io.Serializable)
- java.util.TreeMap<K,V> (implements java.lang.Cloneable, java.util.NavigableMap<K,V>, java.io.Serializable)
- java.util.WeakHashMap<K,V> (implements java.util.Map<K,V>)
- java.util.AbstractMap.SimpleEntry<K,V> (implements java.util.Map.Entry<K,V>, java.io.Serializable)
- java.util.AbstractMap.SimpleImmutableEntry<K,V> (implements java.util.Map.Entry<K,V>, java.io.Serializable)
- java.util.Arrays
- java.util.BitSet (implements java.lang.Cloneable, java.io.Serializable)
- java.util.Calendar (implements java.lang.Cloneable, java.lang.Comparable<T>, java.io.Serializable)
- java.util.Collections
- java.util.Currency (implements java.io.Serializable)
- java.util.Date (implements java.lang.Cloneable, java.lang.Comparable<T>, java.io.Serializable)
- java.util.Dictionary<K,V>
- java.util.EventListenerProxy<T> (implements java.util.EventListener)
- java.util.EventObject (implements java.io.Serializable)
- java.util.FormattableFlags
- java.util.Formatter (implements java.io.Closeable, java.io.Flushable)
- java.util.Locale (implements java.lang.Cloneable, java.io.Serializable)
- java.util.Locale.Builder
- java.util.Objects
- java.util.Observable
- java.security.Permission (implements java.security.Guard, java.io.Serializable)
- java.util.Random (implements java.io.Serializable)
- java.util.ResourceBundle
- java.util.ResourceBundle.Control
- java.util.Scanner (implements java.io.Closeable, java.util.Iterator<E>)
- java.util.ServiceLoader<S> (implements java.lang.Iterable<T>)
- java.util.StringTokenizer (implements java.util.Enumeration<E>)
- java.lang.Throwable (implements java.io.Serializable)
- java.util.Timer
- java.util.TimerTask (implements java.lang.Runnable)
- java.util.TimeZone (implements java.lang.Cloneable, java.io.Serializable)
- java.util.UUID (implements java.lang.Comparable<T>, java.io.Serializable)
Interface Hierarchy
Enum Hierarchy
Java™ Platform
Standard Ed. 7
Submit a bug or feature
For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
Copyright © 1993, 2020, Oracle and/or its affiliates. All rights reserved. Use is subject to license terms. Also see the documentation redistribution policy.