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# Class java.net.UnknownHostException

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

public class UnknownHostException
extends IOException

Thrown to indicate that the IP address of a host could not be determined.

##

UnknownHostException()
  Constructs a new `UnknownHostException` with no detail message.
UnknownHostException(String)
  Constructs a new `UnknownHostException` with the specified detail message.

##

UnknownHostException

     public UnknownHostException(String host)

  Constructs a new `UnknownHostException` with the specified detail message.

  Parameters:
    host - the detail message.

UnknownHostException

     public UnknownHostException()

  Constructs a new `UnknownHostException` with no detail message.

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