MyThreadFactory.java revision 893:f06f30b29f36
1/* 2 * Copyright 2008-2009 Sun Microsystems, Inc. All Rights Reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 20 * CA 95054 USA or visit www.sun.com if you need additional information or 21 * have any questions. 22 */ 23 24import java.util.concurrent.ThreadFactory; 25import java.util.*; 26 27public class MyThreadFactory implements ThreadFactory { 28 29 private static final Set<Thread> threads = new HashSet<Thread>(); 30 31 static boolean created(Thread t) { 32 synchronized (threads) { 33 return threads.contains(t); 34 } 35 } 36 37 public MyThreadFactory() { 38 } 39 40 @Override 41 public Thread newThread(Runnable r) { 42 Thread t = new Thread(r); 43 t.setDaemon(true); 44 synchronized (threads) { 45 threads.add(t); 46 } 47 return t; 48 } 49} 50