android点亮（唤醒）屏幕

KeyguardManager keyguardManager = (KeyguardManager) getSystemService(Context.KEYGUARD_SERVICE);   

KeyguardLock keyguardLock = keyguardManager.newKeyguardLock("aaaaa");   

keyguardLock.disableKeyguard();

PowerManager powerManager = (PowerManager) TestB.this.getSystemService(Context.POWER_SERVICE);  

       WakeLock wakeLock = powerManager.newWakeLock(PowerManager.FULL_WAKE_LOCK|PowerManager.ACQUIRE_CAUSES_WAKEUP,"" );  

       wakeLock.acquire();