Android实现app一键重启

实现安卓重启使用

RestartAPPTool.restartAPP(MyApplication.getAppContext());

工具类

import android.annotation.SuppressLint;
import android.app.AlarmManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;

import com.xinli.wenet.activitys.WelcomeActivity;

/**
 * 此工具类用来重启APP，只是单纯的重启，不做任何处理。
 * <p>
 */
public class RestartAPPTool {

    /**
     * 重启整个APP
     *
     * @param context the context
     * @param Delayed 延迟多少毫秒
     */
    public static void restartAPP(Context context, long Delayed){

        /**开启一个新的服务，用来重启本APP*/
        Intent intent1=new Intent(context,killSelfService.class);
        intent1.putExtra("PackageName",context.getPackageName());
        intent1.putExtra("Delayed",Delayed);
        intent1.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK|Intent.FLAG_ACTIVITY_CLEAR_TASK);
        context.startService(intent1);

        /**杀死整个进程**/
        android.os.Process.killProcess(android.os.Process.myPid());
        System.exit(0);
    }

    /***重启整个APP @param context the context*/
    public static void restartAPP(Context context){
      /*  restartAPP(context,1);*/
        Intent intent = new Intent(context, WelcomeActivity.class);
        @SuppressLint("WrongConstant") PendingIntent restartIntent = PendingIntent.getActivity(context, 0, intent,
                Intent.FLAG_ACTIVITY_NEW_TASK);
        //退出程序
        AlarmManager mgr = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE);
        assert mgr != null;
        mgr.set(AlarmManager.RTC, System.currentTimeMillis() + 1000,
                restartIntent); // 1秒钟后重启应用
        // 退出程序
        android.os.Process.killProcess(android.os.Process.myPid());
        System.exit(1);
    }
}

service

import android.app.Service;
import android.content.Intent;
import android.os.Handler;
import android.os.IBinder;

/**
 * 该服务只用来让APP重启，生命周期也仅仅是只是重启APP。重启完即自我杀死
 */
public class killSelfService extends Service {
    /**关闭应用后多久重新启动*/
    private static  long stopDelayed=1;
    private Handler handler;
    private String PackageName;

    /**
     * Instantiates a new Kill self service.
     */
    public killSelfService() {
        handler=new Handler();
    }

    @Override
    public int onStartCommand(final Intent intent, int flags, int startId) {
        stopDelayed=intent.getLongExtra("Delayed",1);
        PackageName=intent.getStringExtra("PackageName");
        handler.postDelayed(new Runnable() {
            @Override
            public void run() {
                Intent LaunchIntent = getPackageManager().getLaunchIntentForPackage(PackageName);
                startActivity(LaunchIntent);
                killSelfService.this.stopSelf();
            }
        },10);
        return super.onStartCommand(intent, flags, startId);
    }
    @Override
    public IBinder onBind(Intent intent) {
        return null;
    }
}