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
024 /**
025 * Uses the java.beans.PropertyEditor conversion system to convert Objects to
026 * and from String values.
027 *
028 * @version $Revision: 523731 $
029 */
030 public class PropertyEditorTypeConverter implements TypeConverter {
031
032 public <T> T convertTo(Class<T> toType, Object value) {
033
034 // We can't convert null values since we can't figure out a property
035 // editor for it.
036 if (value == null) {
037 return null;
038 }
039
040 if (value.getClass() == String.class) {
041
042 // No conversion needed.
043 if (toType == String.class) {
044 return toType.cast(value);
045 }
046
047 PropertyEditor editor = PropertyEditorManager.findEditor(toType);
048 if (editor != null) {
049 editor.setAsText(value.toString());
050 return toType.cast(editor.getValue());
051 }
052
053 } else if (toType == String.class) {
054
055 PropertyEditor editor = PropertyEditorManager.findEditor(value.getClass());
056 if (editor != null) {
057 editor.setValue(value);
058 return toType.cast(editor.getAsText());
059 }
060
061 }
062 return null;
063 }
064
065 }