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annotate gnv/src/main/java/de/intevation/gnv/action/SwitchLanguageAction.java @ 706:2659a5b1fa1e

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Added a link (and a controller) to toggle between german and english language (issue254). gnv/trunk@970 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Fri, 23 Apr 2010 07:55:05 +0000
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children b7c6bf3cd7c9
rev   line source
706
2659a5b1fa1e Added a link (and a controller) to toggle between german and english language (issue254).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 package de.intevation.gnv.action;
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2
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3 import de.intevation.gnv.action.sessionmodel.SessionModel;
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4 import de.intevation.gnv.action.sessionmodel.SessionModelFactory;
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5
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6 import java.util.Locale;
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7
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8 import javax.servlet.http.HttpServletRequest;
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9 import javax.servlet.http.HttpServletResponse;
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10
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11 import org.apache.log4j.Logger;
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12
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13 import org.apache.struts.action.ActionForm;
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14 import org.apache.struts.action.ActionForward;
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15 import org.apache.struts.action.ActionMapping;
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16
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17 /**
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18 * Toggle the current language used to create the user interface. Two
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19 * languages are available now - german and english.
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20 *
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21 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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22 */
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23 public class SwitchLanguageAction extends DescribeUIAction {
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24
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25 public static Logger logger = Logger.getLogger(SwitchLanguageAction.class);
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26
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27 @Override
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28 public ActionForward execute(
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29 ActionMapping mapping,
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30 ActionForm form,
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31 HttpServletRequest request,
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32 HttpServletResponse response
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33 ) throws Exception
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34 {
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35 SessionModelFactory factory = SessionModelFactory.getInstance();
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36 SessionModel sm = factory.getSessionModel(request);
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37
2659a5b1fa1e Added a link (and a controller) to toggle between german and english language (issue254).
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38 sm.setCurrentLocale(switchLanguage(sm.getCurrentLocale()));
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39
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40 return super.execute(mapping, form, request, response);
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41 }
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42
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43
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44 /**
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45 * This method toggles between german and english language.
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46 *
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47 * @param currentLocale The locale which is currently used.
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48 * @return an english locale, if the current locale is german - otherwise
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49 * a german locale.
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50 */
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51 protected Locale switchLanguage(Locale currentLocale) {
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52 if (currentLocale.getLanguage().equals(Locale.GERMAN.getLanguage())) {
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53 logger.info("Switch from german to english locale.");
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54 return Locale.ENGLISH;
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55 }
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56 else {
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57 logger.info("Switch from english to german locale.");
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58 return Locale.GERMAN;
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59 }
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60 }
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61 }
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62 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org