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.camel.impl.converter; 018 019 import java.beans.PropertyEditor; 020 import java.beans.PropertyEditorManager; 021 022 import org.apache.camel.TypeConverter; 023 import org.apache.camel.util.ObjectHelper; 024 025 /** 026 * Uses the java.beans.PropertyEditor conversion system to convert Objects to 027 * and from String values. 028 * 029 * @version $Revision: 36321 $ 030 */ 031 public class PropertyEditorTypeConverter implements TypeConverter { 032 033 public <T> T convertTo(Class<T> toType, Object value) { 034 035 // We can't convert null values since we can't figure out a property 036 // editor for it. 037 if (value == null) { 038 return null; 039 } 040 041 042 if (value.getClass() == String.class) { 043 044 // No conversion needed. 045 if (toType == String.class) { 046 return ObjectHelper.cast(toType, value); 047 } 048 049 PropertyEditor editor = PropertyEditorManager.findEditor(toType); 050 if (editor != null) { 051 editor.setAsText(value.toString()); 052 return ObjectHelper.cast(toType, editor.getValue()); 053 } 054 055 } else if (toType == String.class) { 056 057 PropertyEditor editor = PropertyEditorManager.findEditor(value.getClass()); 058 if (editor != null) { 059 editor.setValue(value); 060 return ObjectHelper.cast(toType, editor.getAsText()); 061 } 062 } 063 return null; 064 } 065 066 }