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}