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139     private boolean isXXXUiExist(Context context) {
140         String packageName = context.getPackageName();
141         ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
142         try {
143             List<RunningTaskInfo> runningTasks = activityManager.getRunningTasks(100);
144             if (runningTasks == null || runningTasks.isEmpty()) {
145                 return false;
146             }
147             for (RunningTaskInfo info : runningTasks) {
148                 if (packageName.equals(info.baseActivity.getPackageName())) {
149                     return true;
150                 }
151             }
152             return false;
153         } catch (SecurityException e) {
154             // assume dolphin is running
155             return true;
156         }
157     }
158     /**
159      * Check if XXX UI is foreground
160      *
161      * @param context
162      * @return true if is foreground, false otherwise
163      */
164     private boolean isXXXForeground(Context context) {
165         String packageName = context.getPackageName();
166         ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
167         try {
168             List<RunningTaskInfo> runningTasks = activityManager.getRunningTasks(1);
169             if (runningTasks == null || runningTasks.isEmpty()) {
170                 return false;
171             }
172             RunningTaskInfo runningTaskInfo = runningTasks.get(0);
173             boolean isForeground = packageName.equals(runningTaskInfo.topActivity.getPackageName());
174             return isForeground;
175         } catch (SecurityException e) {
176             // assume dolphin is running
177             return true;
178         }
179     }

        /**
182      * Check if XXX UI is foreground
183      *
184      * @param context
185      * @return true if is foreground, false otherwise
186      */
187     private boolean isXXXForeground2(Context context) {
188         ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
189         List<RunningAppProcessInfo> runningAppProcesses = activityManager.getRunningAppProcesses();
190         if (runningAppProcesses == null) {
191             return false;
192         }
193 
194         String packageName = context.getPackageName();
195         for (RunningAppProcessInfo appProcessInfo : runningAppProcesses) {
196             if (packageName.equals(appProcessInfo.processName) && appProcessInfo.importance == RunningAppProcessInfo.IMPORTANCE_FOREGROUND) {
197                 return true;
198             }
199         }
200 
201         return false;
202     }