001/**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018
019package org.apache.hadoop.conf;
020
021import org.apache.hadoop.classification.InterfaceAudience;
022import org.apache.hadoop.classification.InterfaceStability;
023
024/** Base class for things that may be configured with a {@link Configuration}. */
025@InterfaceAudience.Public
026@InterfaceStability.Stable
027public class Configured implements Configurable {
028
029  private Configuration conf;
030
031  /** Construct a Configured. */
032  public Configured() {
033    this(null);
034  }
035  
036  /** Construct a Configured. */
037  public Configured(Configuration conf) {
038    setConf(conf);
039  }
040
041  // inherit javadoc
042  @Override
043  public void setConf(Configuration conf) {
044    this.conf = conf;
045  }
046
047  // inherit javadoc
048  @Override
049  public Configuration getConf() {
050    return conf;
051  }
052
053}