org.apache.hadoop.hbase.regionserver.ReplicationSinkService Maven / Gradle / Ivy
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*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
*
* http://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,
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* See the License for the specific language governing permissions and
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*/
package org.apache.hadoop.hbase.regionserver;
import java.io.IOException;
import java.util.List;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.hbase.CellScanner;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.WALEntry;
/**
* A sink for a replication stream has to expose this service.
* This service allows an application to hook into the
* regionserver and behave as a replication sink.
*/
@InterfaceAudience.Private
public interface ReplicationSinkService extends ReplicationService {
/**
* Carry on the list of log entries down to the sink
* @param entries list of WALEntries to replicate
* @param cells Cells that the WALEntries refer to (if cells is non-null)
* @param replicationClusterId Id which will uniquely identify source cluster FS client
* configurations in the replication configuration directory
* @param sourceBaseNamespaceDirPath Path that point to the source cluster base namespace
* directory required for replicating hfiles
* @param sourceHFileArchiveDirPath Path that point to the source cluster hfile archive directory
* @throws IOException
*/
void replicateLogEntries(List entries, CellScanner cells, String replicationClusterId,
String sourceBaseNamespaceDirPath, String sourceHFileArchiveDirPath) throws IOException;
}
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