Mercurial > dive4elements > river
view gwt-client/src/main/java/org/dive4elements/river/client/server/UserCollectionsServiceImpl.java @ 5948:d7b9b3e3c61a
Make instantiation of saml.User easier.
Most of the parameters of the constructor can be taken from the
Assertion object, so there's no reason to pass them separately.
Also, trying to check the validity dates isn't useful for the single
sign on case. See comments in the hasExpired method.
author | Bernhard Herzog <bh@intevation.de> |
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date | Wed, 08 May 2013 17:56:14 +0200 |
parents | 172338b1407f |
children | ea9eef426962 |
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/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde * Software engineering by Intevation GmbH * * This file is Free Software under the GNU AGPL (>=v3) * and comes with ABSOLUTELY NO WARRANTY! Check out the * documentation coming with Dive4Elements River for details. */ package org.dive4elements.river.client.server; import java.util.ArrayList; import java.util.Date; import java.util.List; import javax.xml.xpath.XPathConstants; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.w3c.dom.NodeList; import org.apache.log4j.Logger; import com.google.gwt.user.server.rpc.RemoteServiceServlet; import org.dive4elements.artifacts.common.ArtifactNamespaceContext; import org.dive4elements.artifacts.common.utils.XMLUtils; import org.dive4elements.artifacts.httpclient.exceptions.ConnectionException; import org.dive4elements.artifacts.httpclient.http.HttpClient; import org.dive4elements.artifacts.httpclient.http.HttpClientImpl; import org.dive4elements.river.client.shared.model.Collection; import org.dive4elements.river.client.shared.model.DefaultCollection; import org.dive4elements.river.client.client.services.UserCollectionsService; /** * This service returns a list of collections owned by a specified user. * <b>NOTE:</b> The Collections returned by this service provide no information * about the CollectionItems or OutputModes of the Collection. You need to fetch * these information explicitly using another service. * * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class UserCollectionsServiceImpl extends RemoteServiceServlet implements UserCollectionsService { private static final Logger logger = Logger.getLogger( UserCollectionsServiceImpl.class); public Collection[] getUserCollections(String locale, String userid) { logger.info("UserCollectionsServiceImpl.getUserCollections"); String serverUrl = getServletContext().getInitParameter("server-url"); HttpClient client = new HttpClientImpl(serverUrl, locale); try { Document result = client.listUserCollections(userid); NodeList list = (NodeList) XMLUtils.xpath( result, "/art:artifact-collections/art:artifact-collection", XPathConstants.NODESET, ArtifactNamespaceContext.INSTANCE); if (list == null || list.getLength() == 0) { logger.debug("No collection found for user: " + userid); return null; } int num = list.getLength(); List<Collection> all = new ArrayList<Collection>(num); for (int i = 0; i < num; i++) { Collection c = createCollection((Element) list.item(i)); if (c != null) { all.add(c); } } logger.debug("User has " + all.size() + " collections."); return all.toArray(new Collection[all.size()]); } catch (ConnectionException ce) { logger.error(ce, ce); } logger.debug("No user collections found."); return null; } /** * Extracts a SimpleCollection from <i>node</i>. * * @param node Contains information about a collection. * * @return a list of Simplecollections. */ protected Collection createCollection(Element node) { String uri = ArtifactNamespaceContext.NAMESPACE_URI; String creationStr = node.getAttributeNS(uri, "creation"); String name = node.getAttributeNS(uri, "name"); String uuid = node.getAttributeNS(uri, "uuid"); String ttlStr = node.getAttributeNS(uri, "ttl"); if (!uuid.isEmpty() && !ttlStr.isEmpty() && !creationStr.isEmpty()) { try { long time = Long.parseLong(creationStr); long ttl = Long.parseLong(ttlStr); return new DefaultCollection(uuid, ttl, name, new Date(time)); } catch (NumberFormatException nfe) { logger.warn("Error while parsing collection attributes."); return null; } } logger.warn("Found an invalid Collection."); return null; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :