밑에 소스를 사용할려고 하는데 왜 에러가 날까요??

어떻게 수정을 하면 될까요.

블로그에서 그대로 있는걸 가지고왔는데 안되네요.

< 블로그 원본소스 >

 public class AndroidProjacteActivity extends Activity {
    /** Called when the activity is first created. */
  @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         getWindow().addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED  
                 | WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD  
                 | WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON  
                 | WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON); 
         getWindow().setFormat(PixelFormat.TRANSPARENT);
         setContentView(R.layout.main);
         ActivityManager actvityManager = (ActivityManager) context
                 .getSystemService(Context.ACTIVITY_SERVICE);
         List<RunningServiceInfo> procInfos = actvityManager
                 .getRunningServices(100);
         for (int i = 0; i < procInfos.size(); i++) {
             Log.i("running process", "baseActivity "+procInfos.get(i).baseActivity.getPackageName());
             Log.i("running process", "topActivity "+procInfos.get(i).topActivity.getPackageName());
             Log.i("running process", "className "+procInfos.get(i).service.getClassName());
             Log.i("running process", "processName "+procInfos.get(i).processName);
             Log.i("running process", "processPID "+procInfos.get(i).pid);
             Log.i("running process", "processUID "+procInfos.get(i).uid);
             Log.i("running process", "process "+procInfos.get(i).process);
             Log.i("running process", "foreground "+procInfos.get(i).foreground);
             Log.i("running process", "activeSince "+procInfos.get(i).activeSince);
             Log.i("running process", "lastActivityTime "+procInfos.get(i).lastActivityTime);
             Log.i("running process", "restarting "+procInfos.get(i).restarting);
             Log.i("running process", "started "+procInfos.get(i).started);
             if (procInfos.get(i).service.getClassName()
                     .equals("com.androes.test.TestService")) {
                 // actvityManager.restartPackage(getPackageName()); // 서비스 종료
                 // actvityManager.restartPackage("com.androes.test"); // 서비스 종료
             }
         }
         ActivityManagerNative.getDefault().forceStopPackage("com.androes.test"); // 강제로 package 죽이기
 }

< 에러나는 상황 >