Mercurial > dive4elements > gnv-client
comparison gnv/src/main/java/de/intevation/gnv/action/SwitchLanguageAction.java @ 706:2659a5b1fa1e
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 |
| parents | |
| children | b7c6bf3cd7c9 |
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| 705:f550bd27a3f1 | 706:2659a5b1fa1e |
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| 1 package de.intevation.gnv.action; | |
| 2 | |
| 3 import de.intevation.gnv.action.sessionmodel.SessionModel; | |
| 4 import de.intevation.gnv.action.sessionmodel.SessionModelFactory; | |
| 5 | |
| 6 import java.util.Locale; | |
| 7 | |
| 8 import javax.servlet.http.HttpServletRequest; | |
| 9 import javax.servlet.http.HttpServletResponse; | |
| 10 | |
| 11 import org.apache.log4j.Logger; | |
| 12 | |
| 13 import org.apache.struts.action.ActionForm; | |
| 14 import org.apache.struts.action.ActionForward; | |
| 15 import org.apache.struts.action.ActionMapping; | |
| 16 | |
| 17 /** | |
| 18 * Toggle the current language used to create the user interface. Two | |
| 19 * languages are available now - german and english. | |
| 20 * | |
| 21 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | |
| 22 */ | |
| 23 public class SwitchLanguageAction extends DescribeUIAction { | |
| 24 | |
| 25 public static Logger logger = Logger.getLogger(SwitchLanguageAction.class); | |
| 26 | |
| 27 @Override | |
| 28 public ActionForward execute( | |
| 29 ActionMapping mapping, | |
| 30 ActionForm form, | |
| 31 HttpServletRequest request, | |
| 32 HttpServletResponse response | |
| 33 ) throws Exception | |
| 34 { | |
| 35 SessionModelFactory factory = SessionModelFactory.getInstance(); | |
| 36 SessionModel sm = factory.getSessionModel(request); | |
| 37 | |
| 38 sm.setCurrentLocale(switchLanguage(sm.getCurrentLocale())); | |
| 39 | |
| 40 return super.execute(mapping, form, request, response); | |
| 41 } | |
| 42 | |
| 43 | |
| 44 /** | |
| 45 * This method toggles between german and english language. | |
| 46 * | |
| 47 * @param currentLocale The locale which is currently used. | |
| 48 * @return an english locale, if the current locale is german - otherwise | |
| 49 * a german locale. | |
| 50 */ | |
| 51 protected Locale switchLanguage(Locale currentLocale) { | |
| 52 if (currentLocale.getLanguage().equals(Locale.GERMAN.getLanguage())) { | |
| 53 logger.info("Switch from german to english locale."); | |
| 54 return Locale.ENGLISH; | |
| 55 } | |
| 56 else { | |
| 57 logger.info("Switch from english to german locale."); | |
| 58 return Locale.GERMAN; | |
| 59 } | |
| 60 } | |
| 61 } | |
| 62 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |