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.regionserver; 019 020import java.io.IOException; 021import java.util.List; 022import org.apache.hadoop.hbase.CellScanner; 023import org.apache.yetus.audience.InterfaceAudience; 024 025import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.WALEntry; 026 027/** 028 * A sink for a replication stream has to expose this service. This service allows an application to 029 * hook into the regionserver and behave as a replication sink. 030 */ 031@InterfaceAudience.Private 032public interface ReplicationSinkService extends ReplicationService { 033 /** 034 * Carry on the list of log entries down to the sink 035 * @param entries list of WALEntries to replicate 036 * @param cells Cells that the WALEntries refer to (if cells is non-null) 037 * @param replicationClusterId Id which will uniquely identify source cluster FS client 038 * configurations in the replication configuration directory 039 * @param sourceBaseNamespaceDirPath Path that point to the source cluster base namespace 040 * directory required for replicating hfiles 041 * @param sourceHFileArchiveDirPath Path that point to the source cluster hfile archive directory 042 * n 043 */ 044 void replicateLogEntries(List<WALEntry> entries, CellScanner cells, String replicationClusterId, 045 String sourceBaseNamespaceDirPath, String sourceHFileArchiveDirPath) throws IOException; 046}