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.ZKFCProtocolProtos.ZKFCProtocolService; 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.ZKFCProtocol", 031 protocolVersion = 1) 032@InterfaceAudience.Public 033@InterfaceStability.Evolving 034public interface ZKFCProtocolPB extends 035 ZKFCProtocolService.BlockingInterface, VersionedProtocol { 036 /** 037 * If any methods need annotation, it can be added here 038 */ 039}