01 /*
02 * Copyright 2008-2017 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 @Override
30 protected void setValueInternal(Object value) {
31 if (null == value) {
32 super.setValueInternal(null);
33 } else if (value instanceof CharSequence) {
34 handleAsString(String.valueOf(value));
35 } else if (value instanceof File) {
36 handleAsFile((File) value);
37 } else if (value instanceof URL) {
38 super.setValueInternal(value);
39 } else {
40 throw illegalValue(value, URL.class);
41 }
42 }
43
44 protected void handleAsString(String str) {
45 if (isBlank(str)) {
46 super.setValueInternal(null);
47 return;
48 }
49 try {
50 super.setValueInternal(new URL(str));
51 } catch (MalformedURLException e) {
52 throw illegalValue(str, URL.class, e);
53 }
54 }
55
56 protected void handleAsFile(File file) {
57 try {
58 super.setValueInternal(file.toURI().toURL());
59 } catch (MalformedURLException e) {
60 throw illegalValue(file, URL.class, e);
61 }
62 }
63 }
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