/**
  * Get the Singleton Object
  *
  * @return tx_caretaker_TestResultRepository
  */
 public function getInstance()
 {
     if (!self::$instance) {
         self::$instance = new tx_caretaker_AggregatorResultRepository();
     }
     return self::$instance;
 }
 /**
  * Get the TestResultRange for the Offset and Limit
  *
  * @see caretaker/trunk/classes/nodes/tx_caretaker_AbstractNode#getTestResultRange()
  * @param int $offset
  * @param int $limit
  * @return tx_caretaker_TestResultRange
  */
 public function getTestResultRangeByOffset($offset = 0, $limit = 10)
 {
     $aggregator_result_repository = tx_caretaker_AggregatorResultRepository::getInstance();
     $resultRange = $aggregator_result_repository->getResultRangeByNodeAndOffset($this, $offset, $limit);
     return $resultRange;
 }