0N/A/*
2362N/A * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
2362N/A * published by the Free Software Foundation. Oracle designates this
0N/A * particular file as subject to the "Classpath" exception as provided
2362N/A * by Oracle in the LICENSE file that accompanied this code.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A */
0N/A
0N/Apackage sun.tools.jconsole;
0N/A
0N/Aimport java.util.*;
0N/A
0N/Apublic class Worker extends Thread {
0N/A ArrayList<Runnable> jobs = new ArrayList<Runnable>();
0N/A private boolean stopped = false;
0N/A
0N/A public Worker(String name) {
0N/A super("Worker-"+name);
0N/A
0N/A setPriority(NORM_PRIORITY - 1);
0N/A }
0N/A
0N/A public void run() {
0N/A while (!isStopped()) {
0N/A Runnable job;
0N/A synchronized(jobs) {
0N/A while (!isStopped() && jobs.size() == 0) {
0N/A try {
0N/A jobs.wait();
0N/A } catch (InterruptedException ex) {
0N/A }
0N/A }
0N/A
0N/A if(isStopped()) break;
0N/A
0N/A job = jobs.remove(0);
0N/A }
0N/A job.run();
0N/A }
0N/A }
0N/A
0N/A private synchronized boolean isStopped() {
0N/A return stopped;
0N/A }
0N/A
0N/A public synchronized void stopWorker() {
0N/A stopped = true;
0N/A synchronized(jobs) {
0N/A jobs.notify();
0N/A }
0N/A }
0N/A
0N/A public void add(Runnable job) {
0N/A synchronized(jobs) {
0N/A jobs.add(job);
0N/A jobs.notify();
0N/A }
0N/A }
0N/A
0N/A public boolean queueFull() {
0N/A synchronized(jobs) {
0N/A return (jobs.size() > 0);
0N/A }
0N/A }
0N/A}