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1   /**
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *     http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  
19  package org.apache.hadoop.hbase.master;
20  
21  import org.apache.hadoop.hbase.CompatibilitySingletonFactory;
22  
23  public class MetricsSnapshot {
24  
25    private final MetricsSnapshotSource source;
26  
27    public MetricsSnapshot() {
28      source = CompatibilitySingletonFactory.getInstance(MetricsSnapshotSource.class);
29    }
30  
31    /**
32     * Record a single instance of a snapshot
33     * @param time time that the snapshot took
34     */
35    public void addSnapshot(long time) {
36      source.updateSnapshotTime(time);
37    }
38  
39    /**
40     * Record a single instance of a snapshot
41     * @param time time that the snapshot restore took
42     */
43    public void addSnapshotRestore(long time) {
44      source.updateSnapshotRestoreTime(time);
45    }
46  
47    /**
48     * Record a single instance of a snapshot cloned table
49     * @param time time that the snapshot clone took
50     */
51    public void addSnapshotClone(long time) {
52      source.updateSnapshotCloneTime(time);
53    }
54  }