package com.alipay.bluewhale.core.utils;
import java.lang.Thread.UncaughtExceptionHandler;
import org.apache.log4j.Logger;
import backtype.storm.utils.Time;
import com.alipay.bluewhale.core.callback.RunnableCallback;
/**
* ����һ����̨�̣߳����ϵ�ִ��ArgsRunable afn��run����
* @author yannian
*
*/
public class AsyncLoopThread implements SmartThread {
private Thread thread;
private static Logger LOG = Logger.getLogger(AsyncLoopThread.class);
public AsyncLoopThread(RunnableCallback afn) {
this.init(afn, false, Thread.NORM_PRIORITY, true);
}
public AsyncLoopThread(RunnableCallback afn, boolean daemon, int priority,
boolean start) {
this.init(afn, daemon, priority, start);
}
public AsyncLoopThread(RunnableCallback afn, boolean daemon,
RunnableCallback kill_fn, int priority, boolean start) {
this.init(afn, daemon, kill_fn, priority, start);
}
public void init(RunnableCallback afn, boolean daemon, int priority,
boolean start) {
RunnableCallback kill_fn = new AsyncLoopDefaultKill();
this.init(afn, daemon, kill_fn, priority, start);
}
/**
*
* @param afn
* @param daemon
* @param kill_fn
* (Exception e)
* @param priority
* @param args_fn
* @param start
*/
private void init(RunnableCallback afn, boolean daemon, RunnableCallback kill_fn,
int priority, boolean start) {
Runnable runable = new AsyncLoopRunnable(afn, kill_fn);
thread = new Thread(runable);
thread.setDaemon(daemon);
thread.setPriority(priority);
thread.setUncaughtExceptionHandler(new UncaughtExceptionHandler() {
@Override
public void uncaughtException(Thread t, Throwable e) {
LOG.error("uncaughtException", e);
}
});
if (start) {
thread.start();
}
}
@Override
public void start() {
thread.start();
}
@Override
public void join() throws InterruptedException {
thread.join();
}
// for test
public void join(int times) throws InterruptedException {
thread.join(times);
}
@Override
public void interrupt() {
thread.interrupt();
}
@Override
public Boolean isSleeping() {
return Time.isThreadWaiting(thread);
}
}