Mercurial > dive4elements > river
view flys-client/src/main/java/de/intevation/flys/client/server/LoadArtifactServiceImpl.java @ 5025:9ef49f3b0304 dami
Sync Posgres and Oracle spatial schema
author | Andre Heinecke <aheinecke@intevation.de> |
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date | Tue, 19 Feb 2013 14:58:33 +0100 |
parents | 51ed89b754ae |
children |
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package de.intevation.flys.client.server; import java.util.ArrayList; import java.util.HashMap; import org.apache.log4j.Logger; import de.intevation.flys.client.shared.exceptions.ServerException; import de.intevation.flys.client.shared.model.Artifact; import de.intevation.flys.client.shared.model.Collection; import de.intevation.flys.client.shared.model.Recommendation; import de.intevation.flys.client.client.services.LoadArtifactService; /** * This service creates a new Artifact based on a given Recommendation and puts * this new artifact into a specified Collection. * * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class LoadArtifactServiceImpl extends ArtifactServiceImpl implements LoadArtifactService { private static final Logger logger = Logger.getLogger(LoadArtifactServiceImpl.class); /** Error. */ public static final String ERROR_LOAD_ARTIFACT = "error_load_artifact"; /** * Clones or creates a single artifact and adds it to a collection. * * Note that in contrast to loadMany, always the given factory is used * to clone the artifact. * * @param parent collection to add recommendation to. * @param recom recommendation to create clone for. * @param factory factory to use. * @param locale the locale to translate messages. */ public Artifact load( Collection parent, Recommendation recom, String factory, String locale ) throws ServerException { logger.info( "LoadArtifactServiceImpl.load: " + recom.getMasterArtifact()); String url = getServletContext().getInitParameter("server-url"); // 1) Clone the Artifact specified in >>recom<< Artifact clone = ArtifactHelper.createArtifact( url, locale, factory, recom); if (clone != null) { logger.debug("Successfully create Artifact Clone. Add now!"); Collection c = CollectionHelper.addArtifact( parent, clone, url, locale); if (c != null) { logger.debug("Successfully added Clone to Collection."); return clone; } } throw new ServerException(ERROR_LOAD_ARTIFACT); } /** * Clone/create one or more artifacts and add it to a collection, avoiding * duplicates. * * @param parent Collection where clones will be added to. * @param recoms definitions of source of clone. * @param factory name of factory to use when cloning artifacts (can be * null in which case the recommendations getFactory() will * be used. * @param locale the locale to translate messages. * * @return cloned artifacts (same artifact might be contained multiple * times). */ public Artifact[] loadMany( Collection parent, Recommendation[] recoms, String factory, String locale ) throws ServerException { logger.debug("LoadArtifactServiceImpl.loadMany"); String url = getServletContext().getInitParameter("server-url"); ArrayList<Artifact> artifacts = new ArrayList<Artifact>(); HashMap<Recommendation, Artifact> cloneMap = new HashMap<Recommendation, Artifact>(); // TODO Respect the index of what to clone. // 1) Clone the Artifacts specified in >>recoms<< for (Recommendation recom : recoms) { // Do not do two clones of two identical recommendations. Artifact prevClone = cloneMap.get(recom); if (prevClone != null) { // Already cloned a recommendation like this. logger.debug("LoadArtifactServiceImpl: Avoid reclones, " + "clone already exists."); artifacts.add(prevClone); } else { // Not already cloned. String realFactory = factory != null ? factory : recom.getFactory(); logger.debug("One will be cloned with : " + realFactory); Artifact clone = ArtifactHelper.createArtifact( url, locale, realFactory, recom); if (clone != null) { logger.debug("LoadArtifactServiceImple: Successfully " + "loaded Artifact Clone."); Collection c = CollectionHelper.addArtifact( parent, clone, url, locale); if (c != null) { artifacts.add(clone); // Remember we cloned a recommendation like this. cloneMap.put(recom, clone); } else { throw new ServerException(ERROR_LOAD_ARTIFACT); } } } } return artifacts.toArray(new Artifact[artifacts.size()]); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :