Java 如何向处理程序发送中断以中断线程。sleep()?

Java 如何向处理程序发送中断以中断线程。sleep()?,java,android,multithreading,thread-sleep,android-handler,Java,Android,Multithreading,Thread Sleep,Android Handler,我在服务中有一个处理程序,我会阻止这个线程,直到用户选择停止服务。为了减少CPU占用,我尝试使用Thread.sleep()并在间隔10分钟后重复检查阻塞条件。下面是我的handlemessage的实现: @Override public void handleMessage(Message msg) { Log.e("Service", "looper started"); GPSThread gp=new GPSThread(getApplicationContext());

我在服务中有一个处理程序,我会阻止这个线程,直到用户选择停止服务。为了减少CPU占用,我尝试使用Thread.sleep()并在间隔
10分钟后重复检查阻塞条件。下面是我的
handlemessage
的实现:

@Override
public void handleMessage(Message msg) {
    Log.e("Service", "looper started");
    GPSThread gp=new GPSThread(getApplicationContext());
    gp.start();         
    ModeController mc=new ModeController(getApplicationContext());
    mc.start();
    NetworkSniffer nh=new NetworkSniffer(getApplicationContext());
    nh.start();
    while(stopService)    //stopService is a volatile boolean i use to block until user opts to stop the service
    {                   
        try {
            Thread.sleep(10*60*1000);
        } catch (InterruptedException e) {
            // TODO Auto-generated catch block
                e.printStackTrace();
        }               
    }    
    mc.stopThread();
    gp.stopThread();
    nh.stopNetworkThread();
    stopSelf(msg.arg1);
}
现在我的问题是,如果我将stopService的值更改为false(通过一个公共函数),那么退出while循环可能需要10分钟。如果它是一个线程,我会使用thread.interrupt()并退出while循环

所以我的问题是如何实现处理程序的类似功能,即如何在处理程序中为Thread.sleep()抛出InterruptedException

如果它是一个线程,我会使用thread.interrupt()并退出while循环


实际上,代码>>是多亏了@Stephen C终于让它工作了。发布我的代码,希望它能在将来帮助他人:

package com.example.userpc.roadtracker;


import android.app.Service;
import android.content.Intent;
import android.os.Handler;
import android.os.HandlerThread;
import android.os.IBinder;
import android.os.Looper;
import android.os.Message;
import android.os.Process;
import android.util.Log;

/**
 * Created by USER PC on 5/21/2016.
 */
public class MainServiceThread extends Service {

    private Looper mServiceLooper;
    private ServiceHandler mServiceHandler;
    private volatile static boolean stopService=true;
    private static HandlerThread mThread;

    public static void stopServiceThread()
    {
        stopService=false;
        mThread.interrupt();
    }

    private final class ServiceHandler extends Handler {
        public ServiceHandler(Looper looper) {
            super(looper);
        }
        @Override
        public void handleMessage(Message msg) {
            Log.e("Service", "looper started");
            GPSThread gp=new GPSThread(getApplicationContext());
            gp.start();         
            ModeController mc=new ModeController(getApplicationContext());
            mc.start();
            NetworkSniffer nh=new NetworkSniffer(getApplicationContext());
            nh.start();
            while(stopService)
            {                   
                try {
                    Thread.sleep(10*60*1000);

                } catch (InterruptedException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }               
            }    
            mc.stopThread();
            gp.stopThread();
            nh.stopNetworkThread();
            stopSelf(msg.arg1);
        }
    }

    @Override
    public IBinder onBind(Intent intent) {
        return null;
    }

    @Override
    public void onCreate() {
        Log.e("Service", "in onCreate");
        stopService=true;
        HandlerThread thread = new HandlerThread("ServiceStartArguments",
                Process.THREAD_PRIORITY_BACKGROUND);
        mThread=thread;
        thread.start();
        mServiceLooper = thread.getLooper();
        mServiceHandler = new ServiceHandler(mServiceLooper);
    }

    @Override
    public int onStartCommand(Intent intent, int flags, int startId) {
        Log.e("Service","Started");
        Message msg = mServiceHandler.obtainMessage();
        msg.arg1 = startId;
        mServiceHandler.sendMessage(msg);
        return START_STICKY;
    }

    @Override
    public void onDestroy() {
        super.onDestroy();
        mThread=null;
        Log.e("Service","Destroyed");
    }


}

非常感谢您的链接,先生,我正在浏览。但我一件事也没得到。你说如果我能想出这个线索,我可以在上面打个中断。先生,我怎样才能算出这条线?这可能很难。(在经典的Java世界中,您可能会使用ThreadGroup层次结构并按名称查找线程。但这不是一个好主意。)如果您不能使用serviceStop,那么最好的办法是将线程引用记录在某个变量中……谢谢您,先生,终于让它起作用了。我从HandlerThread对象获得了线程实例,我使用它
HandlerThread Thread=new HandlerThread(“ServiceStartArguments”,Process.Thread\u PRIORITY\u BACKGROUND)。最后,我在
stopServiceMethod()
中对这个线程变量调用了一个中断。