To start node for receiving and sending messages:
messageQueue = new MessageQueue();
messageSender = new PMessageSender(peergroup,
pipeService,
messageQueue,
pipes);
mid = new MessageID();
messageReceiver = new PMessageReceiver(peergroup,
pipeService,
messageQueue,this,
messageSender);
pipeIn = pipeService.createInputPipe(pipeAdv, messageReceiver);
messageSender.start();
To send a message
String SRC="source";
String DEST="destination";
RPCMessage mesg = MyUtils.newMessage(SRC,DEST);
mesg.setMessageID(mid.incrementMessageID(DEST));
mesg.setInterfaceName("methodName");
mesg.setSemantic(RPCMessage.SYNC);
messageQueue.enqueue(mesg);
Where RPCMessage has fields
String source;
String destination;
int messageID;
String interfaceName;
String retType;
Vector params = new Vector();
Vector paramTypes = new Vector();
int semantic;