Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/services/ServerInfoService.java @ 6457:41152c3a532d 3.0.9
Add ServerInfoService (currently inactive).
author | Christian Lins <christian.lins@intevation.de> |
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date | Wed, 26 Jun 2013 23:07:24 +0200 |
parents | |
children | d30ae7275e5a |
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package org.dive4elements.river.artifacts.services; import javax.xml.xpath.XPathConstants; import org.apache.log4j.Logger; import org.dive4elements.artifacts.CallMeta; import org.dive4elements.artifacts.GlobalContext; import org.dive4elements.artifacts.common.ArtifactNamespaceContext; import org.dive4elements.artifacts.common.utils.Config; import org.dive4elements.artifacts.common.utils.XMLUtils; import org.w3c.dom.Document; import org.w3c.dom.Element; /** * Through this service the client can retrieve basic information about or * configuration of the artifact server. * Currently it only returns the help-url (wiki) to the client. * * @author <a href="mailto:christian.lins@intevation.de">Christian Lins</a> */ public class ServerInfoService extends D4EService { /** The logger used in this service.*/ private static Logger logger = Logger.getLogger(ServerInfoService.class); private static final String XPATH_HELP_URL = "/artifact-database/help-url/text()"; @Override protected Document doProcess(Document data, GlobalContext globalContext, CallMeta callMeta) { logger.debug("ServerInfoService.process"); Document result = XMLUtils.newDocument(); XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator( result, ArtifactNamespaceContext.NAMESPACE_URI, ArtifactNamespaceContext.NAMESPACE_PREFIX); Element serverInfo = ec.create("server"); String helpUrl = (String) XMLUtils.xpath( Config.getConfig(), XPATH_HELP_URL, XPathConstants.STRING); Element info = ec.create("info"); ec.addAttr(info, "key", "help-url", true); ec.addAttr(info, "value", helpUrl, true); result.appendChild(serverInfo); return result; } }