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.net.URL;
20:
21: /**
22: * {@link org.apache.commons.beanutils.Converter} implementaion that handles conversion
23: * to and from <b>java.net.URL</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: * @version $Revision: 555845 $ $Date: 2007-07-13 03:52:05 +0100 (Fri, 13 Jul 2007) $
29: * @since 1.3
30: */
31: public final class URLConverter extends AbstractConverter {
32:
33: /**
34: * Construct a <b>java.net.URL</b> <i>Converter</i> that throws
35: * a <code>ConversionException</code> if an error occurs.
36: */
37: public URLConverter() {
38: super (URL.class);
39: }
40:
41: /**
42: * Construct a <b>java.net.URL</b> <i>Converter</i> that returns
43: * a default value if an error occurs.
44: *
45: * @param defaultValue The default value to be returned
46: * if the value to be converted is missing or an error
47: * occurs converting the value.
48: */
49: public URLConverter(Object defaultValue) {
50: super (URL.class, defaultValue);
51: }
52:
53: /**
54: * <p>Convert a java.net.URL or object into a String.</p>
55: *
56: * @param type Data type to which this value should be converted.
57: * @param value The input value to be converted.
58: * @return The converted value.
59: * @throws Throwable if an error occurs converting to the specified type
60: */
61: protected Object convertToType(Class type, Object value)
62: throws Throwable {
63: return new URL(value.toString());
64: }
65:
66: }
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