namespaceId = $namespaceId; } public function getNamespaceId() { return $this->namespaceId; } public function setProjectId($projectId) { $this->projectId = $projectId; } public function getProjectId() { return $this->projectId; } } // Adding a class alias for backwards compatibility with the previous class name. class_alias(PartitionId::class, 'Google_Service_Datastore_PartitionId');