001 /**
002 *
003 * Licensed to the Apache Software Foundation (ASF) under one or more
004 * contributor license agreements. See the NOTICE file distributed with
005 * this work for additional information regarding copyright ownership.
006 * The ASF licenses this file to You under the Apache License, Version 2.0
007 * (the "License"); you may not use this file except in compliance with
008 * the License. You may obtain a copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018 package org.apache.camel.impl.converter;
019
020 import java.beans.PropertyEditor;
021 import java.beans.PropertyEditorManager;
022
023 import org.apache.camel.TypeConverter;
024
025 /**
026 * Uses the java.beans.PropertyEditor conversion system to convert Objects to and from String values.
027 *
028 * @version $Revision: 523731 $
029 */
030 public class PropertyEditorTypeConverter implements TypeConverter {
031
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 editor for it.
036 if( value == null )
037 return null;
038
039 if( value.getClass() == String.class ) {
040
041 // No conversion needed.
042 if( toType == String.class ) {
043 return toType.cast(value);
044 }
045
046 PropertyEditor editor = PropertyEditorManager.findEditor(toType);
047 if( editor != null ) {
048 editor.setAsText(value.toString());
049 return toType.cast(editor.getValue());
050 }
051
052 } else if( toType == String.class ) {
053
054 PropertyEditor editor = PropertyEditorManager.findEditor(value.getClass());
055 if( editor != null ) {
056 editor.setValue(value);
057 return toType.cast(editor.getAsText());
058 }
059
060 }
061 return null;
062 }
063
064 }