/**
* Tries to identify the class of an rid by matching it against
* the clusters in the database
*
* @param Rid $rid
*
* @throws MappingException
* @return string
*/
public function identifyClass(Rid $rid)
{
$map = $this->getMap();
$splitRid = explode(':', ltrim($rid->getValue(), '#'));
$clusterId = $splitRid[0];
foreach ($map as $class => $clusters) {
if (in_array($clusterId, $clusters)) {
return $class;
}
}
throw MappingException::noClusterForRid($rid);
}
/**
* Executes a query against OrientDB to find the specified RID and finalizes the
* hydration result.
*
* Optionally the query can be executed using the specified fetch plan.
*
* @param Rid $rid
* @param mixed $fetchPlan
* @return object|null
*/
protected function load(Rid $rid, $fetchPlan = null)
{
$results = $this->getHydrator()->load(array($rid->getValue()), $fetchPlan);
if (isset($results) && count($results)) {
$record = is_array($results) ? array_shift($results) : $results;
$results = $this->getHydrator()->hydrate($record);
return $results;
}
return null;
}
public static function noClusterForRid(Rid $rid)
{
return new self(sprintf('There is no cluster for %s.', $rid->getValue()));
}
