/**
* Check for entity existence in the EntityCache
*
* @return boolean
*/
public function exists()
{
if (!$this->hasPrimaryKeyDefined()) {
$this->exists = false;
} else {
$cache = $this->mapper->getEntityCache();
$key = $this->entityMap->getKeyName();
// Check if we have a cache record for the entity
// which have to be the case.
if ($cache->has($this->entity->getEntityAttribute($key))) {
$this->exists = true;
} else {
$this->exists = false;
}
}
return $this->exists;
}
/**
* Cache Relation's query result for an entity
*
* @param Mappable $parent
* @param string $relation name of the relation
* @param mixed $results results of the relationship's query
*
* @return void
*/
public function cacheLoadedRelationResult($parent, $relation, $results, Relationship $relationship)
{
$keyName = $this->entityMap->getKeyName();
$key = $parent->getEntityAttribute($keyName);
if ($results instanceof Mappable) {
$this->cacheSingleRelationResult($key, $relation, $results, $relationship);
}
if ($results instanceof EntityCollection) {
$this->cacheManyRelationResults($key, $relation, $results, $relationship);
}
}
