| RSSPreferencesValidator.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 *
5 *
6 *
7 * The contents of this file are subject to the terms of the Liferay Enterprise
8 * Subscription License ("License"). You may not use this file except in
9 * compliance with the License. You can obtain a copy of the License by
10 * contacting Liferay, Inc. See the License for the specific language governing
11 * permissions and limitations under the License, including but not limited to
12 * distribution rights of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.portlet.rss;
24
25 import java.net.MalformedURLException;
26 import java.net.URL;
27
28 import java.util.ArrayList;
29 import java.util.List;
30
31 import javax.portlet.PortletPreferences;
32 import javax.portlet.PreferencesValidator;
33 import javax.portlet.ValidatorException;
34
35 /**
36 * <a href="RSSPreferencesValidator.java.html"><b><i>View Source</i></b></a>
37 *
38 * @author Brian Wing Shun Chan
39 */
40 public class RSSPreferencesValidator implements PreferencesValidator {
41
42 public void validate(PortletPreferences preferences)
43 throws ValidatorException {
44
45 List<String> badURLs = new ArrayList<String>();
46
47 String[] urls = preferences.getValues("urls", new String[0]);
48
49 for (String url : urls) {
50 try {
51 new URL(url);
52 }
53 catch (MalformedURLException murle) {
54 badURLs.add(url);
55 }
56 }
57
58 if (badURLs.size() > 0) {
59 throw new ValidatorException("Failed to retrieve URLs", badURLs);
60 }
61 }
62
63 }