Android Open Door The application example of the dog in the program lock _android

This article illustrates the application of the Android Open Door Dog in the program lock. Share to everyone for your reference, specific as follows:

Protected static final String TAG = "Watchdogservice";
Private Applockdao DAO;
Private list<string> Lockapps;
Private Activitymanager AM;
Private Intent lockappintent; @Override public IBinder onbind (Intent Intent) {return null;}/** the method called when the service was first invoked * * @Override public void Oncre
    Ate () {super.oncreate ();
    DAO = new Applockdao (this);
    Get the application you want to lock Lockapps = Dao.getallpackname ();
    am = (Activitymanager) getsystemservice (Activity_service);
    Lockappintent = new Intent (this,lockscreenactivity.class);
    Lockappintent.setflags (Intent.flag_activity_new_task); New Thread () {public void run () {while (true) {try {//Get the Enrollment//return of the currently running application
            Back to the task stack information in the system, TaskInfos has only one element, corresponding to the currently running application list<runningtaskinfo> TaskInfos = am.getrunningtasks (1);
            Runningtaskinfo currenttask = taskinfos.get (0); Gets the package name of the program that contains the activity that is visible to the current user String Packname = currentTask.topActivity.geTpackagename ();
            LOG.I (TAG, "the currently running package name:" +packname);
              if (Lockapps.contains (packname)) {//Lock Lockappintent.putextra ("Packname", packname);
            StartActivity (lockappintent);
          }else{//release} sleep (200);
          catch (Exception e) {e.printstacktrace ();
    }
        }
      };
}.start ();

 }

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