/**
  * Stores the association mapping.
  *
  * @param AssociationMapping $assocMapping
  */
 protected function _storeAssociationMapping(AssociationMapping $assocMapping)
 {
     parent::_storeAssociationMapping($assocMapping);
     // Store ReflectionProperty of mapped field
     $sourceFieldName = $assocMapping->sourceFieldName;
     $refProp = $this->reflClass->getProperty($sourceFieldName);
     $refProp->setAccessible(true);
     $this->reflFields[$sourceFieldName] = $refProp;
 }