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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.trace;
20  
21  import org.apache.hadoop.conf.Configuration;
22  import org.cloudera.htrace.HTraceConfiguration;
23  
24  public class HBaseHTraceConfiguration extends HTraceConfiguration {
25  
26    public static final String KEY_PREFIX = "hbase.";
27    private Configuration conf;
28  
29    public HBaseHTraceConfiguration(Configuration conf) {
30      this.conf = conf;
31    }
32  
33    @Override
34    public String get(String key) {
35      return conf.get(KEY_PREFIX +key);
36    }
37  
38    @Override
39    public String get(String key, String defaultValue) {
40      return conf.get(KEY_PREFIX + key,defaultValue);
41  
42    }
43  
44    @Override
45    public boolean getBoolean(String key, boolean defaultValue) {
46      return conf.getBoolean(KEY_PREFIX + key, defaultValue);
47    }
48  }