Package org.jgroups.protocols

Class FD_HOST.ExternalPingCommand

java.lang.Object

org.jgroups.protocols.FD_HOST.ExternalPingCommand

All Implemented Interfaces:

FD_HOST.PingCommand

Enclosing class:

FD_HOST

protected static class FD_HOST.ExternalPingCommand
extends Object
implements FD_HOST.PingCommand

Field Summary

Fields

Modifier and Type	Field	Description
protected final String	cmd

Constructor Summary

Constructors

Constructor	Description
ExternalPingCommand(String cmd)

Method Summary

Modifier and Type	Method	Description
boolean	isAlive(InetAddress host, long timeout)	Checks whether a given host is alive

Methods inherited from class java.lang.Object

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

Field Details

cmd

protected final String cmd

Constructor Details

ExternalPingCommand

public ExternalPingCommand(String cmd)

Method Details

isAlive

public boolean isAlive(InetAddress host,
 long timeout)
                throws Exception

Description copied from interface: FD_HOST.PingCommand

Checks whether a given host is alive

Specified by:

isAlive in interface FD_HOST.PingCommand

Parameters:

host - The host to be checked for liveness

timeout - Number of milliseconds to wait for the check to complete

Returns:

true if the host is alive, else false

Throws:

Exception