Class java.net.NoRouteToHostException - JDK 5 Documentation v1.1.8, Java 2 SDK 英文文档

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Class java.net.NoRouteToHostException

java.lang.Object
   |
   +----java.lang.Throwable
           |
           +----java.lang.Exception
                   |
                   +----java.io.IOException
                           |
                           +----java.net.SocketException
                                   |
                                   +----java.net.NoRouteToHostException

public class NoRouteToHostException
extends SocketException

Signals that an error occurred while attempting to connect a socket to a remote address and port. Typically, the remote host cannot be reached because of an intervening firewall, or if an intermediate router is down.

NoRouteToHostException(): Construct a new NoRouteToHostException with no detailed message.
NoRouteToHostException(String): Constructs a new NoRouteToHostException with the specified detail message as to why the remote host cannot be reached.

NoRouteToHostException

 public NoRouteToHostException(String msg)

Constructs a new NoRouteToHostException with the specified detail message as to why the remote host cannot be reached. A detail message is a String that gives a specific description of this error.

Parameters:: msg - the detail message

NoRouteToHostException

 public NoRouteToHostException()

Construct a new NoRouteToHostException with no detailed message.

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