001/**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.ha.protocolPB;
019
020import org.apache.hadoop.classification.InterfaceAudience;
021import org.apache.hadoop.classification.InterfaceStability;
022import org.apache.hadoop.fs.CommonConfigurationKeys;
023import org.apache.hadoop.ha.proto.HAServiceProtocolProtos.HAServiceProtocolService;
024import org.apache.hadoop.ipc.ProtocolInfo;
025import org.apache.hadoop.ipc.VersionedProtocol;
026import org.apache.hadoop.security.KerberosInfo;
027
028@KerberosInfo(
029    serverPrincipal=CommonConfigurationKeys.HADOOP_SECURITY_SERVICE_USER_NAME_KEY)
030@ProtocolInfo(protocolName = "org.apache.hadoop.ha.HAServiceProtocol", 
031    protocolVersion = 1)
032@InterfaceAudience.Public
033@InterfaceStability.Evolving
034public interface HAServiceProtocolPB extends
035    HAServiceProtocolService.BlockingInterface, VersionedProtocol {
036  /**
037   * If any methods need annotation, it can be added here
038   */
039}