001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 package org.apache.commons.configuration; 018 019 import java.util.Iterator; 020 021 /** 022 * A specialized configuration implementation that does not support cloning. 023 * This class is only used in some test cases for testing implementations of 024 * clone() methods. It does not make much sense otherwise; all methods are just 025 * dummies. 026 * 027 * @version $Id: NonCloneableConfiguration.java 1222456 2011-12-22 21:11:39Z oheger $ 028 */ 029 public class NonCloneableConfiguration extends AbstractConfiguration 030 { 031 /** 032 * Dummy implementation of this method. 033 */ 034 @Override 035 protected void addPropertyDirect(String key, Object value) 036 { 037 } 038 039 /** 040 * Dummy implementation of this method. 041 */ 042 public boolean isEmpty() 043 { 044 return true; 045 } 046 047 /** 048 * Dummy implementation of this method. 049 */ 050 public boolean containsKey(String key) 051 { 052 return false; 053 } 054 055 /** 056 * Dummy implementation of this method. 057 */ 058 public Iterator<String> getKeys() 059 { 060 return null; 061 } 062 063 /** 064 * Dummy implementation of this method. 065 */ 066 public Object getProperty(String key) 067 { 068 return null; 069 } 070 }