安卓线程池的封装ThreadPoolProxy

package com.a520it.mygoogleplay.manager;

import java.util.concurrent.BlockingQueue;
import java.util.concurrent.Executors;
import java.util.concurrent.LinkedBlockingDeque;
import java.util.concurrent.RejectedExecutionHandler;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;

//创建一个线程池
public class ThreadPoolProxy {

private int mCorePoolSize;  //核心线程的个数private int mMaximumPoolSize; //总的线程个数private long mKeepAliveTime; //线程空闲的时间private ThreadPoolExecutor mPoolExecutor;public ThreadPoolProxy(int corePoolSize, int maximumPoolSize, long keepAliveTime) {    mCorePoolSize = corePoolSize;    mMaximumPoolSize = maximumPoolSize;    mKeepAliveTime = keepAliveTime;}//初始化线程池public void initThreadPoolExecutor(){    //判断不能重复创建    if (mPoolExecutor ==null || mPoolExecutor.isShutdown() || mPoolExecutor.isTerminated()){        //同步锁        synchronized (ThreadPoolProxy.class){            //创建参数            TimeUnit unit  = TimeUnit.MICROSECONDS; //毫秒            BlockingQueue<Runnable> workQueue = new LinkedBlockingDeque<>();            ThreadFactory threadFactory = Executors.defaultThreadFactory();            RejectedExecutionHandler handler = new ThreadPoolExecutor.DiscardPolicy();            mPoolExecutor = new ThreadPoolExecutor(                    mCorePoolSize,                    mMaximumPoolSize,                    mKeepAliveTime,                    unit, //时间的单位                    workQueue,//任务队列                    threadFactory,//线程的工厂                    handler);  //异常捕获器        }    }}//提交任务的方法public  void submit(Runnable task){    //先初始化线程池    initThreadPoolExecutor();    mPoolExecutor.submit(task);}//执行任务的方法public  void cxecute(Runnable task){    //先初始化线程池    initThreadPoolExecutor();    mPoolExecutor.execute(task);}//移除任务的方法public  void remove(Runnable task){    //先初始化线程池    initThreadPoolExecutor();    mPoolExecutor.remove(task);}

}