01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17: package org.apache.commons.beanutils.converters;
18:
19: import java.io.File;
20:
21: /**
22: * {@link org.apache.commons.beanutils.Converter} implementaion that handles conversion
23: * to and from <b>java.io.File</b> objects.
24: * <p>
25: * Can be configured to either return a <i>default value</i> or throw a
26: * <code>ConversionException</code> if a conversion error occurs.
27: *
28: * @author James Strachan
29: * @version $Revision: 555845 $ $Date: 2007-07-13 03:52:05 +0100 (Fri, 13 Jul 2007) $
30: * @since 1.6
31: */
32: public final class FileConverter extends AbstractConverter {
33:
34: /**
35: * Construct a <b>java.io.File</b> <i>Converter</i> that throws
36: * a <code>ConversionException</code> if an error occurs.
37: */
38: public FileConverter() {
39: super (File.class);
40: }
41:
42: /**
43: * Construct a <b>java.io.File</b> <i>Converter</i> that returns
44: * a default value if an error occurs.
45: *
46: * @param defaultValue The default value to be returned
47: * if the value to be converted is missing or an error
48: * occurs converting the value.
49: */
50: public FileConverter(Object defaultValue) {
51: super (File.class, defaultValue);
52: }
53:
54: /**
55: * <p>Convert the input object into a java.io.File.</p>
56: *
57: * @param type Data type to which this value should be converted.
58: * @param value The input value to be converted.
59: * @return The converted value.
60: * @throws Throwable if an error occurs converting to the specified type
61: */
62: protected Object convertToType(Class type, Object value)
63: throws Throwable {
64: return new File(value.toString());
65: }
66: }
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