/**************************************************************************
* Copyright (c) 2004 by Punch Telematix. All rights reserved. *
* *
* Redistribution and use in source and binary forms, with or without *
* modification, are permitted provided that the following conditions *
* are met: *
* 1. Redistributions of source code must retain the above copyright *
* notice, this list of conditions and the following disclaimer. *
* 2. Redistributions in binary form must reproduce the above copyright *
* notice, this list of conditions and the following disclaimer in the *
* documentation and/or other materials provided with the distribution. *
* 3. Neither the name of Punch Telematix nor the names of *
* other contributors may be used to endorse or promote products *
* derived from this software without specific prior written permission.*
* *
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED *
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF *
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. *
* IN NO EVENT SHALL PUNCH TELEMATIX OR OTHER CONTRIBUTORS BE LIABLE *
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR *
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF *
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR *
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, *
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE *
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN *
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
**************************************************************************/
package com.acunia.wonka.rudolph;
import java.util.*;
import com.acunia.wonka.rudolph.peers.*;
public class Repainter extends Thread {
private Vector list = new Vector();
private static Repainter rp;
public static Repainter getInstance() {
if(rp == null) {
rp = new Repainter();
rp.setDaemon(false);
rp.setPriority(9);
rp.start();
}
return rp;
}
private Repainter() {
super("Dali");
}
public synchronized void repaint(DefaultComponent peer) {
if(!list.contains(peer)) {
list.add(peer);
}
notify();
}
public void run() {
DefaultComponent component;
boolean keepgoing;
while(true) {
try {
synchronized(this) {
wait();
keepgoing = true;
}
while(keepgoing) {
synchronized(list) {
if(list.size() != 0) {
component = (DefaultComponent)list.elementAt(0);
list.remove(0);
}
else {
keepgoing = false;
break;
}
}
try {
component.doRepaint();
}
catch(Exception t) {
t.printStackTrace();
}
}
}
catch (Exception exc) {
try {
exc.printStackTrace();
}
catch (Exception exc2) {
}
}
catch (Error err) {
try {
System.out.println("Repainter thread threw " + err + "!");
err.printStackTrace();
}
finally {
System.exit(253);
}
}
}
}
}