/**
  * Add a new item
  *
  * @param \Amisure\P4SApiBundle\Entity\EvaluationModelItem|string $item
  *        	Evaluation item, or description of the evaluation item
  * @param string $value
  *        	Value of the evaluation item if the evaluation item itself is not previsously provided
  * @see \Amisure\P4SApiBundle\Entity\EvaluationModelItem
  * @return \Amisure\P4SApiBundle\Entity\EvaluationModelCategory
  */
 public function addItem($item, $responseType = '')
 {
     $evaluationItem = $item;
     if (is_string($item)) {
         $evaluationItem = new EvaluationModelItem($item, $responseType);
     }
     $evaluationItem->setCategory($this);
     if (-1 == $evaluationItem->getItemId()) {
         $evaluationItem->setItemId($this->items->count());
     }
     $this->items->add($evaluationItem);
     return $this;
 }