Android How to - Check Is task running

Question

We would like to know how to check Is task running.

Answer

//from ww w  .j  a  va2 s.  c o m
import java.util.List;

import android.app.ActivityManager;
import android.app.ActivityManager.RunningTaskInfo;
import android.content.Context;

class ActivityUtils {
  public static boolean isAppRunningTop(Context context) {
      
      ActivityManager am = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
      List<RunningTaskInfo> list = am.getRunningTasks(1);
      if (list.size() > 0) {
          String packageName = context.getPackageName();
          RunningTaskInfo topRunningTaskinfo  = list.get(0);
          if (topRunningTaskinfo.topActivity.getPackageName().equals(packageName)) {
              return true;
          }
      }
      return false;
  }
}