UnknownServiceException (Java SE 9 & JDK 9 )

java.lang.Object
- java.lang.Throwable
- - java.lang.Exception
  - - java.io.IOException
    - - java.net.UnknownServiceException

All Implemented Interfaces:

Serializable
```
public class UnknownServiceException
extends IOException
```
Thrown to indicate that an unknown service exception has occurred. Either the MIME type returned by a URL connection does not make sense, or the application is attempting to write to a read-only URL connection.

Since:

1.0

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor	Description
`UnknownServiceException()`	Constructs a new `UnknownServiceException` with no detail message.
`UnknownServiceException(String msg)`	Constructs a new `UnknownServiceException` with the specified detail message.

Method Summary
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
- Methods inherited from class java.lang.Throwable
  addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

- Constructor Detail
  - UnknownServiceException
```
public UnknownServiceException()
```
    Constructs a new UnknownServiceException with no detail message.
  - UnknownServiceException
```
public UnknownServiceException(String msg)
```
    Constructs a new UnknownServiceException with the specified detail message.
    
    Parameters:
    
    msg - the detail message.