Java tutorial
//package com.java2s; //License from project: Open Source License import android.content.Context; import android.net.wifi.WifiManager; import android.os.Handler; import android.os.PowerManager; public class Main { private static PowerManager.WakeLock wakeLock; private static WifiManager.WifiLock wifiLock; public static void acquireTemporaryWakelocks(Context context, long timeout) { if (wakeLock == null) { PowerManager powerManager = (PowerManager) context.getSystemService(Context.POWER_SERVICE); wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP | PowerManager.ON_AFTER_RELEASE, "PushSMS"); } wakeLock.acquire(timeout); if (wifiLock == null) { WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE); wifiLock = wifiManager.createWifiLock("PushSMS"); } wifiLock.acquire(); new Handler().postDelayed(new Runnable() { @Override public void run() { wifiLock.release(); } }, timeout); } }