/**
*Copyright [2009-2010] [dennis zhuang(killme2008@gmail.com)]
*Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*Unless required by applicable law or agreed to in writing,
*software distributed under the License is distributed on an "AS IS" BASIS,
*WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
*either express or implied. See the License for the specific language governing permissions and limitations under the License
*/
/**
*Copyright [2009-2010] [dennis zhuang(killme2008@gmail.com)]
*Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*Unless required by applicable law or agreed to in writing,
*software distributed under the License is distributed on an "AS IS" BASIS,
*WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
*either express or implied. See the License for the specific language governing permissions and limitations under the License
*/
package com.google.code.hs4j.network.util;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.atomic.AtomicInteger;
/**
* Thread factory for worker thread
*
* @author dennis
*
*/
public class WorkerThreadFactory implements ThreadFactory {
private static final AtomicInteger poolNumber = new AtomicInteger(1);
private final ThreadGroup group;
private final AtomicInteger threadNumber = new AtomicInteger(1);
private final String namePrefix;
public WorkerThreadFactory(ThreadGroup group, String prefix) {
if (group == null) {
SecurityManager s = System.getSecurityManager();
this.group = (s != null) ? s.getThreadGroup() : Thread
.currentThread().getThreadGroup();
} else {
this.group = group;
}
if (prefix == null) {
this.namePrefix = "pool-" + poolNumber.getAndIncrement()
+ "-thread-";
} else {
this.namePrefix = prefix + "-" + poolNumber.getAndIncrement()
+ "-thread-";
}
}
public WorkerThreadFactory(String prefix){
this(null,prefix);
}
public WorkerThreadFactory() {
this(null, null);
}
public Thread newThread(Runnable r) {
Thread t = new Thread(this.group, r, this.namePrefix
+ this.threadNumber.getAndIncrement(), 0);
if (t.isDaemon()) {
t.setDaemon(false);
}
if (t.getPriority() != Thread.NORM_PRIORITY) {
t.setPriority(Thread.NORM_PRIORITY);
}
return t;
}
}