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.hbase.replication.regionserver;
019
020import java.io.IOException;
021import org.apache.hadoop.hbase.ServerName;
022import org.apache.hadoop.hbase.regionserver.HRegionServer;
023import org.apache.hadoop.hbase.replication.ReplicationException;
024import org.apache.yetus.audience.InterfaceAudience;
025
026/**
027 * A handler for modifying replication peer in peer procedures.
028 */
029@InterfaceAudience.Private
030public interface PeerProcedureHandler {
031
032  void addPeer(String peerId) throws ReplicationException, IOException;
033
034  void removePeer(String peerId) throws ReplicationException, IOException;
035
036  void disablePeer(String peerId) throws ReplicationException, IOException;
037
038  void enablePeer(String peerId) throws ReplicationException, IOException;
039
040  void updatePeerConfig(String peerId) throws ReplicationException, IOException;
041
042  void transitSyncReplicationPeerState(String peerId, int stage, HRegionServer rs)
043    throws ReplicationException, IOException;
044
045  void claimReplicationQueue(ServerName crashedServer, String queue)
046    throws ReplicationException, IOException;
047}