/**
  * Decrypt value after loading
  * If no value present, do not  decrypt!
  */
 protected function _afterLoad()
 {
     $value = (string) $this->getValue();
     if ($value) {
         parent::_afterLoad();
     }
 }
 /**
  * After loading data, decide whether to decrypt
  * Should not decrypt empty string
  *
  * @return $this
  */
 protected function _afterLoad()
 {
     if ((string) $this->getValue()) {
         parent::_afterLoad();
     }
     return $this;
 }
 /**
  * After loading data, decide whether to decrypt
  * Should not decrypt empty string
  *
  * @return $this
  */
 protected function _afterLoad()
 {
     if ((string) $this->getValue()) {
         $originalValue = $this->getValue();
         parent::_afterLoad();
         if ($this->_isValidString($originalValue) && !$this->_isValidString($this->getValue())) {
             $this->setValue($originalValue);
         }
     }
     return $this;
 }