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/*
* The Spread Toolkit.
*
* The contents of this file are subject to the Spread Open-Source
* License, Version 1.0 (the ``License''); you may not use
* this file except in compliance with the License. You may obtain a
* copy of the License at:
*
* http://www.spread.org/license/
*
* or in the file ``license.txt'' found in this distribution.
*
* Software distributed under the License is distributed on an AS IS basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Creators of Spread are:
* Yair Amir, Michal Miskin-Amir, Jonathan Stanton.
*
* Copyright (C) 1993-2004 Spread Concepts LLC <spread@spreadconcepts.com>
*
* All Rights Reserved.
*
* Major Contributor(s):
* ---------------
* Cristina Nita-Rotaru crisn@cs.purdue.edu - group communication security.
* Theo Schlossnagle jesus@omniti.com - Perl, skiplists, autoconf.
* Dan Schoenblum dansch@cnds.jhu.edu - Java interface.
* John Schultz jschultz@cnds.jhu.edu - contribution to process group membership.
*
*/
import spread.*;
public class recThread extends Thread implements Runnable {
private SpreadConnection connection;
public boolean threadSuspended;
public recThread(SpreadConnection aConn) {
connection=aConn;
}
private void DisplayMessage(SpreadMessage msg)
{
try
{
System.out.println("*****************RECTHREAD Received Message************");
if(msg.isRegular())
{
System.out.print("Received a ");
if(msg.isUnreliable())
System.out.print("UNRELIABLE");
else if(msg.isReliable())
System.out.print("RELIABLE");
else if(msg.isFifo())
System.out.print("FIFO");
else if(msg.isCausal())
System.out.print("CAUSAL");
else if(msg.isAgreed())
System.out.print("AGREED");
else if(msg.isSafe())
System.out.print("SAFE");
System.out.println(" message.");
System.out.println("Sent by " + msg.getSender() + ".");
System.out.println("Type is " + msg.getType() + ".");
if(msg.getEndianMismatch() == true)
System.out.println("There is an endian mismatch.");
else
System.out.println("There is no endian mismatch.");
SpreadGroup groups[] = msg.getGroups();
System.out.println("To " + groups.length + " groups.");
byte data[] = msg.getData();
System.out.println("The data is " + data.length + " bytes.");
System.out.println("The message is: " + new String(data));
}
else if ( msg.isMembership() )
{
MembershipInfo info = msg.getMembershipInfo();
if(info.isRegularMembership())
{
SpreadGroup groups[] = msg.getGroups();
System.out.println("Received a REGULAR membership.");
System.out.println("For group " + info.getGroup() + ".");
System.out.println("With " + groups.length + " members.");
System.out.println("I am member " + msg.getType() + ".");
for(int i = 0 ; i < groups.length ; i++)
System.out.println(" " + groups[i]);
System.out.println("Group ID is " + info.getGroupID());
System.out.print("Due to ");
if(info.isCausedByJoin())
{
System.out.println("the JOIN of " + info.getJoined() + ".");
}
else if(info.isCausedByLeave())
{
System.out.println("the LEAVE of " + info.getLeft() + ".");
}
else if(info.isCausedByDisconnect())
{
System.out.println("the DISCONNECT of " + info.getDisconnected() + ".");
}
else if(info.isCausedByNetwork())
{
SpreadGroup stayed[] = info.getStayed();
System.out.println("NETWORK change.");
System.out.println("VS set has " + stayed.length + " members:");
for(int i = 0 ; i < stayed.length ; i++)
System.out.println(" " + stayed[i]);
}
}
else if(info.isTransition())
{
System.out.println("Received a TRANSITIONAL membership for group " + info.getGroup());
}
else if(info.isSelfLeave())
{
System.out.println("Received a SELF-LEAVE message for group " + info.getGroup());
}
} else if ( msg.isReject() )
{
// Received a Reject message
System.out.print("Received a ");
if(msg.isUnreliable())
System.out.print("UNRELIABLE");
else if(msg.isReliable())
System.out.print("RELIABLE");
else if(msg.isFifo())
System.out.print("FIFO");
else if(msg.isCausal())
System.out.print("CAUSAL");
else if(msg.isAgreed())
System.out.print("AGREED");
else if(msg.isSafe())
System.out.print("SAFE");
System.out.println(" REJECTED message.");
System.out.println("Sent by " + msg.getSender() + ".");
System.out.println("Type is " + msg.getType() + ".");
if(msg.getEndianMismatch() == true)
System.out.println("There is an endian mismatch.");
else
System.out.println("There is no endian mismatch.");
SpreadGroup groups[] = msg.getGroups();
System.out.println("To " + groups.length + " groups.");
byte data[] = msg.getData();
System.out.println("The data is " + data.length + " bytes.");
System.out.println("The message is: " + new String(data));
} else {
System.out.println("Message is of unknown type: " + msg.getServiceType() );
}
}
catch(Exception e)
{
e.printStackTrace();
System.exit(1);
}
}
public void run() {
while(true) {
try {
DisplayMessage(connection.receive());
if (threadSuspended) {
synchronized(this) {
while (threadSuspended) {
wait();
}
}
}
} catch(Exception e) {
}
}
}
}
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