view flys-client/src/main/java/de/intevation/flys/client/server/ArtifactServiceImpl.java @ 4351:cb1655e87ce6

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author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Thu, 01 Nov 2012 12:30:07 +0100
parents 436eec3be6ff
children b660090b417d
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package de.intevation.flys.client.server;

import org.apache.log4j.Logger;

import com.google.gwt.user.server.rpc.RemoteServiceServlet;

import de.intevation.flys.client.shared.exceptions.ServerException;
import de.intevation.flys.client.shared.model.Artifact;
import de.intevation.flys.client.client.services.ArtifactService;

import de.intevation.flys.client.shared.model.Collection;
import de.intevation.flys.client.shared.model.Recommendation;

/**
 * This interface provides artifact specific services as CREATE, DESCRIBE, FEED,
 * ADVANCE and OUT.
 *
 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
 */
public class ArtifactServiceImpl
extends      RemoteServiceServlet
implements   ArtifactService
{
    /** Private logger. */
    private static final Logger logger =
        Logger.getLogger(ArtifactServiceImpl.class);


    /**
     * Creates new Artifacts based on a given Recommendation and factory.
     * <b>Note, that all the work is done in ArtifactHelper!</b>
     *
     * @param locale The locale used for HTTP request.
     * @param factory The factory that is used to create the new Artifact.
     * @param recom Recommendation with details of the artifact to create.
     *
     * @return a new Artifact.
     */
    public Artifact create(
        String         locale,
        String         factory,
        Recommendation recom
    )
    throws ServerException
    {
        logger.info("ArtifactServiceImpl.create");

        String url  = getServletContext().getInitParameter("server-url");

        return ArtifactHelper.createArtifact(url, locale, factory, recom);
    }

    /**
     * Create a new GaugeDischageCurveArtifact
     *
     * @param river    the river
     * @param gaugeref reference id of the gauge
     */
    public Artifact createGaugeDischargeCurveArtifact(
            Collection collection,
            String locale,
            String river,
            Long   gaugeref)
    throws ServerException
    {
        logger.info("ArtifactServiceImpl.createGaugeDischargeCurverArtifact");
        String url  = getServletContext().getInitParameter("server-url");

        Artifact artifact = ArtifactHelper.createGaugeDischargeCurveArtifact(url,
                locale, river, gaugeref);
        if (artifact == null) {
            return null;
        }
        logger.info("GaugeDischargeCurveArtifact created successfully");

        CollectionHelper.addArtifact(collection, artifact, url, locale);

        return artifact;
    }

}
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