01 /*
02 * Copyright 2008-2015 the original author or authors.
03 *
04 * Licensed under the Apache License, Version 2.0 (the "License");
05 * you may not use this file except in compliance with the License.
06 * You may obtain a copy of the License at
07 *
08 * http://www.apache.org/licenses/LICENSE-2.0
09 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package griffon.core.editors;
17
18 import java.io.File;
19 import java.net.MalformedURLException;
20 import java.net.URL;
21
22 import static griffon.util.GriffonNameUtils.isBlank;
23
24 /**
25 * @author Andres Almiray
26 * @since 2.0.0
27 */
28 public class URLPropertyEditor extends AbstractPropertyEditor {
29 protected void setValueInternal(Object value) {
30 if (null == value) {
31 super.setValueInternal(null);
32 } else if (value instanceof CharSequence) {
33 handleAsString(String.valueOf(value));
34 } else if (value instanceof File) {
35 handleAsFile((File) value);
36 } else if (value instanceof URL) {
37 super.setValueInternal(value);
38 } else {
39 throw illegalValue(value, URL.class);
40 }
41 }
42
43 private void handleAsString(String str) {
44 if (isBlank(str)) {
45 super.setValueInternal(null);
46 return;
47 }
48 try {
49 super.setValueInternal(new URL(str));
50 } catch (MalformedURLException e) {
51 throw illegalValue(str, URL.class, e);
52 }
53 }
54
55 private void handleAsFile(File file) {
56 try {
57 super.setValueInternal(file.toURI().toURL());
58 } catch (MalformedURLException e) {
59 throw illegalValue(file, URL.class, e);
60 }
61 }
62 }
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