public static void simulateKeystroke(final int KeyCode) {
 

    new Thread(new Runnable() {
      
      public void run() {
        // TODO Auto-generated method stub
        try {
          
          Instrumentation inst=new Instrumentation();
          inst.sendKeyDownUpSync(KeyCode);
        } catch (Exception e) {
          // TODO: handle exception
        }
      }
    }).start();
  }

 <manifest xmlns:android="http://schemas.android.com/apk/res/android"

  package="com.xuzhitech.remote.server"
  android:versionCode="1"
  android:versionName="1.0"
  android:sharedUserId="android.uid.system" >

LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)

LOCAL_MODULE_TAGS := optional

LOCAL_SRC_FILES := $(call all-subdir-java-files)

LOCAL_PACKAGE_NAME := RemoteAndroidServer
LOCAL_CERTIFICATE := platform
#LOCAL_CERTIFICATE := share

LOCAL_OVERRIDES_PACKAGES := Home
include $(BUILD_PACKAGE)