com.google.appengine.api.datastore.CloudDatastoreV1Client Maven / Gradle / Ivy
/*
* Copyright 2021 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.appengine.api.datastore;
import com.google.datastore.v1.AllocateIdsRequest;
import com.google.datastore.v1.AllocateIdsResponse;
import com.google.datastore.v1.BeginTransactionRequest;
import com.google.datastore.v1.BeginTransactionResponse;
import com.google.datastore.v1.CommitRequest;
import com.google.datastore.v1.CommitResponse;
import com.google.datastore.v1.LookupRequest;
import com.google.datastore.v1.LookupResponse;
import com.google.datastore.v1.RollbackRequest;
import com.google.datastore.v1.RollbackResponse;
import com.google.datastore.v1.RunQueryRequest;
import com.google.datastore.v1.RunQueryResponse;
import com.google.protobuf.InvalidProtocolBufferException;
import java.util.concurrent.Future;
/**
* The Cloud Datastore v1 RPC interface.
*
* Invoking a method sends out the supplied RPC and returns a {@link Future} which clients can
* block on to retrieve a result.
*/
interface CloudDatastoreV1Client {
Future beginTransaction(BeginTransactionRequest request);
Future rollback(RollbackRequest request);
Future runQuery(RunQueryRequest request);
Future lookup(LookupRequest request);
Future allocateIds(AllocateIdsRequest request);
/**
* Calls commit with a pre-serialized {@link CommitRequest} proto. Used by {@link
* InternalTransactionCloudDatastoreV1} to avoid a second serialization of the proto.
*
* @param request byte array which must be deserializable as a {@link CommitRequest}.
*/
Future rawCommit(byte[] request) throws InvalidProtocolBufferException;
}