# Class NoRouteToHostException

java.lang.Object
java.lang.Throwable
java.lang.Exception
java.io.IOException
java.net.SocketException
java.net.NoRouteToHostException

All Implemented Interfaces:
  `Serializable`

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.

Since:
  1.1
See Also:
  - Serialized Form

- ## Constructor Summary

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

- ## Method Summary

  ### Methods declared in class Throwable

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

  ### Methods declared in class Object

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

- ## Constructor Details

  - ### 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.