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1   /*
2    * Copyright The Apache Software Foundation
3    *
4    * Licensed to the Apache Software Foundation (ASF) under one or more
5    * contributor license agreements. See the NOTICE file distributed with this
6    * work for additional information regarding copyright ownership. The ASF
7    * licenses this file to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance with the License.
9    * 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, WITHOUT
15   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
16   * License for the specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.hadoop.hbase.regionserver;
20  
21  import org.apache.hadoop.classification.InterfaceAudience;
22  import org.apache.hadoop.hbase.CompatibilityFactory;
23  import org.apache.hadoop.hbase.CompatibilitySingletonFactory;
24  
25  
26  /**
27   * This is the glue between the HRegion and whatever hadoop shim layer
28   * is loaded (hbase-hadoop1-compat or hbase-hadoop2-compat).
29   */
30  @InterfaceAudience.Private
31  public class MetricsRegion {
32  
33    private final MetricsRegionSource source;
34  
35    public MetricsRegion(final MetricsRegionWrapper wrapper) {
36      source = CompatibilitySingletonFactory.getInstance(MetricsRegionServerSourceFactory.class)
37                                               .createRegion(wrapper);
38    }
39  
40    public void close() {
41      source.close();
42    }
43  
44    public void updatePut() {
45      source.updatePut();
46    }
47  
48    public void updateDelete() {
49      source.updateDelete();
50    }
51  
52    public void updateGet(final long getSize) {
53      source.updateGet(getSize);
54    }
55  
56    public void updateScanNext(final long scanSize) {
57      source.updateScan(scanSize);
58    }
59  
60    public void updateAppend() {
61      source.updateAppend();
62    }
63  
64    public void updateIncrement() {
65      source.updateIncrement();
66    }
67  
68    MetricsRegionSource getSource() {
69      return source;
70    }
71  }