我自己通用的線程池

package com.geolo.android.tea.system;import java.util.concurrent.ArrayBlockingQueue;import java.util.concurrent.ThreadPoolExecutor;import java.util.concurrent.TimeUnit;/**線程池工具 * @author geolo*/public class MyThreadPool extends ThreadGroup{private static MyThreadPool myThreadPool;private ThreadPoolExecutor mThreadPoolExecutor;private static int number = 0;public MyThreadPool(String name) { this(Thread.currentThread().getThreadGroup(), name);}public MyThreadPool(ThreadGroup parent, String name) {super(parent, name);mThreadPoolExecutor =  new ThreadPoolExecutor(2, 4, 3,TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(3),new ThreadPoolExecutor.DiscardOldestPolicy());}public static MyThreadPool getInstance(){if(myThreadPool==null){number ++;myThreadPool = new MyThreadPool(number+"");}return myThreadPool;}public void Executor(Runnable runnable){//mThreadPoolExecutor.execute(runnable);mThreadPoolExecutor.execute(runnable);}}