private void updateConsole() {
   Logger.i("updateConsole() called");
   scheduler = parent.getScheduler();
   if (scheduler != null) {
     AbstractCollection<MeasurementTask> tasks = scheduler.getTaskQueue();
     consoleContent.clear();
     taskMap.clear();
     for (MeasurementTask task : tasks) {
       String taskStr = task.toString();
       consoleContent.add(taskStr);
       taskMap.put(taskStr, task.getDescription().key);
     }
   }
   updateLastCheckinTime();
 }