Android设备运行超过10天凌晨2:59~4:01期间自动重启

最新推荐文章于 2025-08-08 09:20:26 发布

原创最新推荐文章于 2025-08-08 09:20:26 发布 · 920 阅读

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#Android #自动重启 #Intent.ACTION_REBOOT

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本文介绍了一个用于自动重启系统的Android服务实现方法。通过设置特定条件下的系统重启，该服务确保了设备能够在指定的时间范围内重启，例如凌晨3点到4点之间。服务通过监听开机完成广播并启动后台服务来实现周期性的检查。

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1、APP为系统应用，需要签名；

2、APP位于/system/app下，才能接收到"android.intent.action.BOOT_COMPLETED"广播；

android:sharedUserId="android.uid.system"

package com.ted.leelenreboot;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.util.Log;
import android.widget.Toast;

public class BootReceiver extends BroadcastReceiver {

	@Override
	public void onReceive(Context context, Intent intent) {
		// TODO Auto-generated method stub

		context.startService(new Intent(context, MyRebootService.class));
		Log.i(GlobalParams.TAG, "start MyRebootService");
		
	}
}

package com.ted.leelenreboot;

import android.app.Service;
import android.content.Intent;
import android.os.Handler;
import android.os.IBinder;
import android.os.SystemClock;
import android.text.format.Time;
import android.util.Log;

public class MyRebootService extends Service {

	@Override
	public void onCreate() {
		// TODO Auto-generated method stub
		super.onCreate();

		myHandler.postDelayed(myRunnable, GlobalParams.POST_DELAYED);
		Log.i(GlobalParams.TAG, "MyRebootService onCreate");

	}

	@Override
	public void onDestroy() {
		// TODO Auto-generated method stub
		super.onDestroy();
		
		myHandler.removeCallbacks(myRunnable);
	}


	@Override
	public IBinder onBind(Intent intent) {
		// TODO Auto-generated method stub
		return null;
	}

	private void rebootSystem() {
		
		Log.i(GlobalParams.TAG, "rebootSystem");
		Intent reboot = new Intent(Intent.ACTION_REBOOT);
		reboot.putExtra("nowait", 1);
		reboot.putExtra("interval", 1);
		reboot.putExtra("window", 0);
		sendBroadcast(reboot);
	}
	
	private Handler myHandler = new Handler();
	private Runnable myRunnable = new Runnable() {
		@Override
		public void run() {
			
			Log.i(GlobalParams.TAG, "POST_DELAYED TIMEOUT");
			
			if (need2Reboot()) {
				rebootSystem();
				return;
			}
			

			myHandler.postDelayed(myRunnable, GlobalParams.POST_DELAYED);
		}
	};

	private boolean need2Reboot() {
		
		if (SystemClock.uptimeMillis() > GlobalParams.TIMEOUT) {
			
			long currentTimeMillis = System.currentTimeMillis();
			
			Time now = new Time();
			now.set(currentTimeMillis);
			
			Time startTime = new Time();
			startTime.set(currentTimeMillis);
			startTime.hour = 2;
			startTime.minute = 59;
			 
			Time endTime = new Time();
			endTime.set(currentTimeMillis);
			endTime.hour = 4;
			endTime.minute = 1;
			
			if (now.after(startTime) && now.before(endTime)) {
				return true;
			}
			
		}
		
		return false;
	}
}

package com.ted.leelenreboot;

public class GlobalParams {
	
	static final String TAG = "LeelenReboot";
	static final long TIMEOUT = 864000000; // 10天
	static final long POST_DELAYED = 1800000; // 0.5小时检测一次
	
}

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.ted.leelenreboot"
    android:versionCode="1"
    android:versionName="1.0"
    android:sharedUserId="android.uid.system" >

    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="17" />

    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
    
    <application
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name" >
        <service android:name=".MyRebootService" >
        </service>

        <receiver android:name=".BootReceiver" >
            <intent-filter>
                <action android:name="android.intent.action.BOOT_COMPLETED" />
            </intent-filter>
        </receiver>
        
    </application>

</manifest>