java.net

Class UnknownHostException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.io.IOException

java.net.UnknownHostException

All Implemented Interfaces:

Serializable

public class UnknownHostException
extends IOException

Thrown when a hostname can not be resolved.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
UnknownHostException() Constructs a new UnknownHostException instance with no detail message.
UnknownHostException(String detailMessage) Constructs a new UnknownHostException instance with the given detail message.

Method Summary

Methods inherited from class java.lang.Throwable

addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

UnknownHostException

public UnknownHostException()

Constructs a new UnknownHostException instance with no detail message. Callers should usually supply a detail message.

UnknownHostException

public UnknownHostException(String detailMessage)

Constructs a new UnknownHostException instance with the given detail message. The detail message should generally contain the hostname and a reason for the failure, if known.

Parameters:

detailMessage - the detail message for this exception.