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.xbean.propertyeditor; 018 019 import java.beans.PropertyEditor; 020 import java.util.Map; 021 022 /** 023 * @version $Rev: 6680 $ $Date: 2005-12-24T04:38:27.427468Z $ 024 */ 025 public abstract class AbstractMapConverter extends AbstractConverter { 026 private final PropertyEditor keyEditor; 027 private final PropertyEditor valueEditor; 028 029 public AbstractMapConverter(Class type) { 030 super(type); 031 this.keyEditor = new StringEditor(); 032 this.valueEditor = new StringEditor(); 033 } 034 035 protected AbstractMapConverter(Class type, PropertyEditor keyEditor, PropertyEditor valueEditor) { 036 super(type); 037 this.keyEditor = keyEditor; 038 this.valueEditor = valueEditor; 039 } 040 041 /** 042 * Treats the text value of this property as an input stream that 043 * is converted into a Property bundle. 044 * 045 * @return a Properties object 046 * @throws PropertyEditorException An error occurred creating the Properties object. 047 */ 048 protected final Object toObjectImpl(String text) { 049 Map map = CollectionUtil.toMap(text, keyEditor, valueEditor); 050 if (map == null) { 051 return null; 052 } 053 Map finalMap = createMap(map); 054 return finalMap; 055 } 056 057 protected abstract Map createMap(Map map); 058 059 protected final String toStringImpl(Object value) { 060 Map map = (Map) value; 061 String text = CollectionUtil.toString(map, keyEditor, valueEditor); 062 return text; 063 } 064 }