/**
* Apply a mutation to the Datastore (commit)
*
* @param \Google_Service_Datastore_Mutation $obj_mutation
* @return \Google_Service_Datastore_CommitResponse
* @throws Contention
* @throws \Google_Service_Exception
*/
private function commitMutation(\Google_Service_Datastore_Mutation $obj_mutation)
{
$obj_request = new \Google_Service_Datastore_CommitRequest();
if (null === $this->str_next_transaction) {
$obj_request->setMode('NON_TRANSACTIONAL');
} else {
$obj_request->setMode('TRANSACTIONAL');
$obj_request->setTransaction($this->str_next_transaction);
$this->str_next_transaction = NULL;
}
$obj_request->setMutation($obj_mutation);
try {
$this->obj_last_response = $this->obj_datasets->commit($this->str_dataset_id, $obj_request);
} catch (\Google_Service_Exception $obj_exception) {
$this->obj_last_response = NULL;
if (409 == $obj_exception->getCode()) {
throw new Contention('Datastore contention', 409, $obj_exception);
} else {
throw $obj_exception;
}
}
}
/**
* Apply a mutation to the Datastore (commit)
*
* @param \Google_Service_Datastore_Mutation $obj_mutation
* @return \Google_Service_Datastore_CommitResponse
*/
private function commitMutation(\Google_Service_Datastore_Mutation $obj_mutation)
{
$obj_request = new \Google_Service_Datastore_CommitRequest();
if (null === $this->str_next_transaction) {
$obj_request->setMode('NON_TRANSACTIONAL');
} else {
$obj_request->setMode('TRANSACTIONAL');
$obj_request->setTransaction($this->str_next_transaction);
$this->str_next_transaction = null;
}
$obj_request->setMutation($obj_mutation);
$this->obj_last_response = $this->obj_datasets->commit($this->str_dataset_id, $obj_request);
return $this->obj_last_response;
}
public static function batchTxnMutate($txn, $batchput, $deletes = [])
{
if (!$txn) {
throw new UnexpectedValueException('Transaction value not set.');
}
$insert_auto_id_items = [];
$upsert_items = [];
$delete_items = [];
foreach ($batchput as $item) {
$entity = $item->create_entity();
if ($item->key_id || $item->key_name) {
$upsert_items[] = $entity;
} else {
$insert_auto_id_items[] = $entity;
}
}
foreach ($deletes as $delitem) {
$delitem->beforeItemDelete();
$delete_items[] = self::createKeyForItem($delitem);
}
$mutation = new Google_Service_Datastore_Mutation();
if (!empty($insert_auto_id_items)) {
$mutation->setInsertAutoId($insert_auto_id_items);
}
if (!empty($upsert_items)) {
$mutation->setUpsert($upsert_items);
}
if (!empty($delete_items)) {
$mutation->setDelete($delete_items);
}
$req = new Google_Service_Datastore_CommitRequest();
$req->setMutation($mutation);
$req->setTransaction($txn);
// will throw Google_Service_Exception if there is contention
DatastoreService::getInstance()->commit($req);
// successful commit. Call the onItemWrite method on each of the batch put items
foreach ($batchput as $item) {
$item->onItemWrite();
}
}
/**
* @param Google_Service_Datastore_Mutation|Mutation\Builder $mutation
* @param string $transaction
* @param bool $ignoreReadOnly
* @param array $options
* @return Commit\Results
*/
public function commitMutation($mutation, $transaction = null, $ignoreReadOnly = false, $options = [])
{
if ($mutation instanceof Mutation\Builder) {
$mutation = $mutation->build();
}
$request = new Google_Service_Datastore_CommitRequest();
$request->setMutation($mutation);
if ($transaction === null) {
$request->setTransaction($transaction);
}
$request->setMode($transaction === null ? Commit\Mode::_NON_TRANSACTIONAL : Commit\Mode::_TRANSACTIONAL);
$request->setIgnoreReadOnly($ignoreReadOnly);
$response = $this->datastoreService->datasets->commit($this->datasetId, $request, $options);
return new Commit\Results($response);
}
