01: /**
02: * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
03: *
04: * Permission is hereby granted, free of charge, to any person obtaining a copy
05: * of this software and associated documentation files (the "Software"), to deal
06: * in the Software without restriction, including without limitation the rights
07: * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
08: * copies of the Software, and to permit persons to whom the Software is
09: * 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: */package com.liferay.portlet.stocks;
22:
23: import com.liferay.portlet.stocks.model.Stocks;
24: import com.liferay.portlet.stocks.util.StocksUtil;
25:
26: import java.util.ArrayList;
27: import java.util.List;
28:
29: import javax.portlet.PortletPreferences;
30: import javax.portlet.PreferencesValidator;
31: import javax.portlet.ValidatorException;
32:
33: /**
34: * <a href="StocksPreferencesValidator.java.html"><b><i>View Source</i></b></a>
35: *
36: * @author Brian Wing Shun Chan
37: *
38: */
39: public class StocksPreferencesValidator implements PreferencesValidator {
40:
41: public void validate(PortletPreferences prefs)
42: throws ValidatorException {
43: List badSymbols = new ArrayList();
44:
45: String[] symbols = prefs.getValues("symbols", new String[0]);
46:
47: for (int i = 0; i < symbols.length; i++) {
48: Stocks stocks = StocksUtil.getStocks(symbols[i]);
49:
50: if (stocks == null) {
51: badSymbols.add(symbols[i]);
52: }
53: }
54:
55: if (badSymbols.size() > 0) {
56: throw new ValidatorException("Failed to retrieve symbols",
57: badSymbols);
58: }
59: }
60:
61: }
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