001 /* 002 * Copyright 2002-2004 The Apache Software Foundation 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 package org.apache.commons.clazz.bean; 017 018 import java.util.HashMap; 019 import java.util.Iterator; 020 import java.util.Map; 021 022 import org.apache.commons.clazz.Clazz; 023 024 /** 025 * A trivial implementation of the Bean interface based on a HashMap. 026 * 027 * @author Dmitri Plotnikov 028 * @version $Revision: 155436 $ $Date: 2005-02-26 13:17:48 +0000 (Sat, 26 Feb 2005) $ 029 */ 030 public class BasicBean implements Bean { 031 032 private Clazz clazz; 033 private Map properties = new HashMap(); 034 035 /** 036 * Constructor for BasicBean. 037 */ 038 public BasicBean(Clazz clazz) { 039 this.clazz = clazz; 040 } 041 042 /** 043 * Constructor that initializes properties of the bean. 044 */ 045 public BasicBean(Clazz clazz, Map initialPropertyValues) { 046 this(clazz); 047 for (Iterator iter = initialPropertyValues.entrySet().iterator(); 048 iter.hasNext(); 049 ) { 050 Map.Entry element = (Map.Entry) iter.next(); 051 set((String) element.getKey(), element.getValue()); 052 } 053 } 054 055 056 /** 057 * @see org.apache.commons.clazz.bean.Bean#getClazz() 058 */ 059 public Clazz getClazz() { 060 return clazz; 061 } 062 063 /** 064 * @see org.apache.commons.clazz.bean.Bean#get(java.lang.String) 065 */ 066 public Object get(String propertyName) { 067 // @todo validate property name using the clazz 068 // @todo possible provide a default value based on the clazz 069 return properties.get(propertyName); 070 } 071 072 /** 073 * @see Bean#set(String, Object) 074 */ 075 public void set(String propertyName, Object value) { 076 // @todo validate property name and value type using the clazz 077 properties.put(propertyName, value); 078 } 079 }