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1   /*
2    *
3    * Licensed to the Apache Software Foundation (ASF) under one
4    * or more contributor license agreements.  See the NOTICE file
5    * distributed with this work for additional information
6    * regarding copyright ownership.  The ASF licenses this file
7    * to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance
9    * with the License.  You may obtain a copy of the License at
10   *
11   *     http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing, software
14   * distributed under the License is distributed on an "AS IS" BASIS,
15   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16   * See the License for the specific language governing permissions and
17   * limitations under the License.
18   */
19  package org.apache.hadoop.hbase.replication;
20  
21  import java.io.IOException;
22  import java.util.UUID;
23  
24  import org.apache.hadoop.conf.Configuration;
25  import org.apache.hadoop.fs.FileSystem;
26  import org.apache.hadoop.fs.Path;
27  import org.apache.hadoop.hbase.Stoppable;
28  import org.apache.hadoop.hbase.replication.regionserver.ReplicationSourceInterface;
29  import org.apache.hadoop.hbase.replication.regionserver.ReplicationSourceManager;
30  
31  /**
32   * Source that does nothing at all, helpful to test ReplicationSourceManager
33   */
34  public class ReplicationSourceDummy implements ReplicationSourceInterface {
35  
36    ReplicationSourceManager manager;
37    String peerClusterId;
38    Path currentPath;
39  
40    @Override
41    public void init(Configuration conf, FileSystem fs, ReplicationSourceManager manager,
42        ReplicationQueues rq, ReplicationPeers rp, Stoppable stopper, String peerClusterId,
43        UUID clusterId) throws IOException {
44  
45      this.manager = manager;
46      this.peerClusterId = peerClusterId;
47    }
48  
49    @Override
50    public void enqueueLog(Path log) {
51      this.currentPath = log;
52    }
53  
54    @Override
55    public Path getCurrentPath() {
56      return this.currentPath;
57    }
58  
59    @Override
60    public void startup() {
61  
62    }
63  
64    @Override
65    public void terminate(String reason) {
66  
67    }
68  
69    @Override
70    public void terminate(String reason, Exception e) {
71  
72    }
73  
74    @Override
75    public String getPeerClusterZnode() {
76      return peerClusterId;
77    }
78  
79    @Override
80    public String getPeerClusterId() {
81      String[] parts = peerClusterId.split("-", 2);
82      return parts.length != 1 ?
83          parts[0] : peerClusterId;
84    }
85  
86    @Override
87    public String getStats() {
88      return "";
89    }
90  }