Mercurial > dive4elements > river
diff flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/ThemeListingService.java @ 2737:83b22ccf48da
Introduced theme groups and added new service to get themes filtered by name.
flys-artifacts/trunk@4470 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Raimund Renkert <raimund.renkert@intevation.de> |
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date | Wed, 23 May 2012 08:46:45 +0000 |
parents | |
children | 2f7fed1eb4bf |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/ThemeListingService.java Wed May 23 08:46:45 2012 +0000 @@ -0,0 +1,75 @@ +package de.intevation.flys.artifacts.services; + +import java.util.List; + +import org.apache.log4j.Logger; + +import org.w3c.dom.Document; +import org.w3c.dom.Element; +import org.w3c.dom.Node; + +import de.intevation.artifacts.CallMeta; +import de.intevation.artifacts.GlobalContext; + +import de.intevation.artifacts.common.ArtifactNamespaceContext; +import de.intevation.artifacts.common.utils.XMLUtils; + +import de.intevation.flys.themes.Theme; +import de.intevation.flys.themes.ThemeGroup; + +import de.intevation.flys.themes.ThemeFactory; +import de.intevation.flys.artifacts.context.FLYSContext; + +/** + * This service provides a list of themes filtered by the theme name. + * + * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> + */ +public class ThemeListingService extends FLYSService { + + /** The logger used in this service.*/ + private static Logger logger = Logger.getLogger(ThemeListingService.class); + + private static final String XPATH_THEME_NAME = "/theme/@name"; + + protected Document doProcess( + Document data, + GlobalContext context, + CallMeta callMeta + ) { + logger.debug("ThemeListingService.process"); + String name = XMLUtils.xpathString(data, XPATH_THEME_NAME, null); + + if (name == null) { + logger.warn("No theme name provided."); + } + Document result = XMLUtils.newDocument(); + + XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator( + result, + null, + null); + + List<ThemeGroup> tgs = + ThemeFactory.getThemeGroups((FLYSContext) context); + + Element te = ec.create("themes"); + + for (ThemeGroup tg: tgs) { + Element elem = ec.create("themegroup"); + if (tg.getName().equals("virtual")) { + continue; + } + ec.addAttr(elem, "name", tg.getName()); + Theme theme = tg.getThemeByName(name); + Document d = theme.toXML(); + Node imported = result.importNode(d.getDocumentElement(), true); + elem.appendChild(imported); + te.appendChild(elem); + } + + result.appendChild(te); + return result; + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :