Checks whether a document is registered in the identity map.
| public isInIdentityMap ( object $document ) : boolean | ||
| $document | object | |
| 리턴 | boolean | |
/**
* Determines whether a document instance is managed in this DocumentManager.
*
* @param object $document
* @return boolean TRUE if this DocumentManager currently manages the given document, FALSE otherwise.
*/
public function contains($document)
{
if (!is_object($document)) {
throw new \InvalidArgumentException(gettype($document));
}
return $this->unitOfWork->isScheduledForInsert($document) || $this->unitOfWork->isInIdentityMap($document) && !$this->unitOfWork->isScheduledForDelete($document);
}
/**
* Returns the value of the identifier field of a document
*
* Doctrine must know about this document, that is, the document must already
* be persisted or added to the identity map before. Otherwise an
* exception is thrown.
*
* @param object $document The document for which to get the identifier
* @throws FormException If the document does not exist in Doctrine's
* identity map
*/
public function getIdentifierValue($document)
{
if (!$this->unitOfWork->isInIdentityMap($document)) {
throw new FormException('documents passed to the choice field must be managed');
}
return $this->unitOfWork->getDocumentIdentifier($document);
}
/**
* Determines whether a document instance is managed in this DocumentManager.
*
* @param object $document
* @return boolean TRUE if this DocumentManager currently manages the given document, FALSE otherwise.
*/
public function contains($document)
{
return $this->unitOfWork->isScheduledForInsert($document) || $this->unitOfWork->isInIdentityMap($document) && !$this->unitOfWork->isScheduledForDelete($document);
}