Package org.jgroups.tests

Class PingPongDatagram

java.lang.Object

org.jgroups.tests.PingPongDatagram

public class PingPongDatagram
extends Object

Simple protocol to test round trip times. Requests are [PING], responses are [PONG]. Start multiple instances and press 'return' to get the round trip times for all nodes in the cluster, This program doesn't use JGroups at all, see PingPong for a comparison.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) class	PingPongDatagram.Receiver

Field Summary

Fields

Modifier and Type	Field	Description
(package private) Log	log
(package private) static final SocketAddress	MCAST_GROUP
(package private) MulticastSocket	mcast_sock
(package private) static final byte	PING
(package private) static final byte[]	PING_REQ
(package private) static final byte	PONG
(package private) static final byte[]	PONG_RSP
(package private) long	start

Constructor Summary

Constructors

Constructor	Description
PingPongDatagram()

Method Summary

Modifier and Type	Method	Description
static void	main(String[] args)
void	start()

Methods inherited from class java.lang.Object

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

Field Details

mcast_sock

MulticastSocket mcast_sock

MCAST_GROUP

static final SocketAddress MCAST_GROUP

log

Log log

PING

static final byte PING

See Also:

• Constant Field Values

PONG

static final byte PONG

See Also:

• Constant Field Values

PING_REQ

static final byte[] PING_REQ

PONG_RSP

static final byte[] PONG_RSP

start

long start

Constructor Details

PingPongDatagram

public PingPongDatagram()

Method Details

start

public void start()
           throws Exception

Throws:

Exception

main

public static void main(String[] args)
                 throws Exception

Throws:

Exception