Java 多线程异常捕捉

package org.anicloud.concurrency;

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.ThreadFactory;

/**
 * Created by zhaoyu on 15-4-9.
 */

class ExceptionThread2 implements Runnable {
    @Override
    public void run() {
        Thread t = Thread.currentThread();
        System.out.println("run() by " + t);
        System.out.println(
                "eh = " + t.getUncaughtExceptionHandler()
        );

        throw new RuntimeException();
    }
}

class MyUncaughtExceptionHandler implements Thread.UncaughtExceptionHandler {

    @Override
    public void uncaughtException(Thread t, Throwable e) {
        System.out.println("caught "  + e);
    }
}

class HandlerThreadFactory implements ThreadFactory {

    @Override
    public Thread newThread(Runnable r) {
        System.out.println(this + " creating new Thread.");
        Thread thread = new Thread(r);
        System.out.println("created " + thread);
        thread.setUncaughtExceptionHandler(new MyUncaughtExceptionHandler());

        System.out.println("eh = " + thread.getUncaughtExceptionHandler());
        return thread;
    }
}

public class CaptureUncaughtException {
    public static void main(String[] args) {
        // set default exception handler
        // Thread.setDefaultUncaughtExceptionHandler(new MyUncaughtExceptionHandler());

        ExecutorService executorService = Executors.newCachedThreadPool(new HandlerThreadFactory());
        executorService.execute(new ExceptionThread2());
    }
}