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