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1   /*
2    * Copyright 2010 The Apache Software Foundation
3    *
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *   http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing, software
15   * distributed under the License is distributed on an "AS IS" BASIS,
16   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17   * See the License for the specific language governing permissions and
18   * limitations under the License.
19   */
20  
21  package org.apache.hadoop.hbase.rest.metrics;
22  
23  import javax.management.ObjectName;
24  
25  import org.apache.hadoop.hbase.metrics.MetricsMBeanBase;
26  
27  import org.apache.hadoop.metrics.util.MBeanUtil;
28  import org.apache.hadoop.metrics.util.MetricsRegistry;
29  
30  public class RESTStatistics  extends MetricsMBeanBase {
31    private final ObjectName mbeanName;
32  
33    public RESTStatistics(MetricsRegistry registry) {
34      super(registry, "restStatistics");
35      mbeanName = MBeanUtil.registerMBean("rest", "restStatistics", this);
36    }
37  
38    public void shutdown() {
39      if (mbeanName != null) {
40        MBeanUtil.unregisterMBean(mbeanName);
41      }
42    }
43  
44  }