WeatherPreferencesValidator.java |
1 /** 2 * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a copy 5 * of this software and associated documentation files (the "Software"), to deal 6 * in the Software without restriction, including without limitation the rights 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 8 * copies of the Software, and to permit persons to whom the Software is 9 * furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions 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.weather; 24 25 import com.liferay.portlet.weather.model.Weather; 26 import com.liferay.portlet.weather.util.WeatherUtil; 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="WeatherPreferencesValidator.java.html"><b><i>View Source</i></b></a> 37 * 38 * @author Brian Wing Shun Chan 39 * 40 */ 41 public class WeatherPreferencesValidator implements PreferencesValidator { 42 43 public void validate(PortletPreferences prefs) throws ValidatorException { 44 List<String> badZips = new ArrayList<String>(); 45 46 String[] zips = prefs.getValues("zips", new String[0]); 47 48 for (String zip : zips) { 49 Weather weather = WeatherUtil.getWeather(zip); 50 51 if (weather == null) { 52 badZips.add(zip); 53 } 54 } 55 56 if (badZips.size() > 0) { 57 throw new ValidatorException("Failed to retrieve zips", badZips); 58 } 59 } 60 61 }