/**
* Returns the values of the identifier fields of an entity
*
* Doctrine must know about this entity, that is, the entity must already
* be persisted or added to the identity map before. Otherwise an
* exception is thrown.
*
* @param object $entity The entity for which to get the identifier
* @throws FormException If the entity does not exist in Doctrine's
* identity map
*/
public function getIdentifierValues($entity)
{
if (!$this->unitOfWork->isInIdentityMap($entity)) {
throw new FormException('Entities passed to the choice field must be managed');
}
return $this->unitOfWork->getEntityIdentifier($entity);
}
/**
* Checks if the instance is managed by the EntityManager.
*
* @param object $entity
* @return boolean TRUE if this EntityManager currently manages the given entity
* (and has it in the identity map), FALSE otherwise.
*/
public function contains($entity)
{
return $this->_unitOfWork->isInIdentityMap($entity) && !$this->_unitOfWork->isRegisteredRemoved($entity);
}
/**
* Determines whether an entity instance is managed in this EntityManager.
*
* @param object $entity
* @return boolean TRUE if this EntityManager currently manages the given entity, FALSE otherwise.
*/
public function contains($entity)
{
return $this->_unitOfWork->isScheduledForInsert($entity) || $this->_unitOfWork->isInIdentityMap($entity) && !$this->_unitOfWork->isScheduledForDelete($entity);
}