Mercurial > dive4elements > river
view flys-client/src/main/java/de/intevation/flys/client/server/ArtifactHelper.java @ 5818:a4ff4167be1e
Request feature info on all layers and show it as html if
the server does not return valid gml.
Non queryable layers produce an error message when the request
fails. This is good enough
author | Andre Heinecke <aheinecke@intevation.de> |
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date | Wed, 24 Apr 2013 17:33:27 +0200 |
parents | b660090b417d |
children |
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package de.intevation.flys.client.server; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.apache.log4j.Logger; import java.util.ArrayList; import java.util.List; import java.util.Map; import de.intevation.artifacts.common.utils.ClientProtocolUtils; import de.intevation.artifacts.common.utils.CreationFilter; import de.intevation.artifacts.httpclient.exceptions.ConnectionException; import de.intevation.artifacts.httpclient.http.HttpClient; import de.intevation.artifacts.httpclient.http.HttpClientImpl; import de.intevation.artifacts.httpclient.utils.ArtifactNamespaceContext; import de.intevation.artifacts.httpclient.utils.XMLUtils; import de.intevation.flys.client.shared.exceptions.ServerException; import de.intevation.flys.client.shared.model.Artifact; import de.intevation.flys.client.shared.model.Recommendation; /** * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class ArtifactHelper { private static final Logger logger = Logger.getLogger(ArtifactHelper.class); /** The error message key that is thrown if an error occured while artifact * creation.*/ public static final String ERROR_CREATE_ARTIFACT = "error_create_artifact"; /** * Name of the factory to generate a GaugeDischargeCurveArtifact */ private static final String GAUGE_DISCHARGE_CURVE_ARTIFACT = "gaugedischargecurve"; private static final String SQ_RELATION_ARTIFACT = "staticsqrelation"; private ArtifactHelper() { } /** * @param factory ArtifactFactory to use. */ public static Artifact createArtifact( String serverUrl, String locale, String factory, Recommendation recommendation) throws ServerException { logger.debug("ArtifactHelper.create"); String uuid; String ids; CreationFilter filter; if (recommendation != null) { uuid = recommendation.getMasterArtifact(); ids = recommendation.getIDs(); filter = convertFilter(recommendation.getFilter()); } else { uuid = null; ids = null; filter = null; } Document create = ClientProtocolUtils.newCreateDocument( factory, uuid, ids, filter); return sendCreate(serverUrl, locale, create); } /** * Creates a new GaugeDischargeCurverArtifact * * @param river the name of the river * @param reference the reference id of the gauge (official number) */ public static Artifact createGaugeDischargeCurveArtifact( String serverUrl, String locale, String river, Long reference) throws ServerException { Document create = ClientProtocolUtils.newCreateDocument( GAUGE_DISCHARGE_CURVE_ARTIFACT); XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator( create, ArtifactNamespaceContext.NAMESPACE_URI, ArtifactNamespaceContext.NAMESPACE_PREFIX); Element root = create.getDocumentElement(); Element eriver = ec.create("river"); ec.addAttr(eriver, "name", river); Element egauge = ec.create("gauge"); ec.addAttr(egauge, "reference", reference.toString()); root.appendChild(eriver); root.appendChild(egauge); return sendCreate(serverUrl, locale, create); } /** * Sends a create document to the artifact server */ private static Artifact sendCreate( String serverUrl, String locale, Document doc) throws ServerException { HttpClient client = new HttpClientImpl(serverUrl, locale); try { return (Artifact) client.create(doc, new FLYSArtifactCreator()); } catch (ConnectionException ce) { logger.error(ce, ce); } throw new ServerException(ERROR_CREATE_ARTIFACT); } /** * Create CreationFilter from Recommendation.Filter. */ public static CreationFilter convertFilter(Recommendation.Filter filter) { if (filter == null) { return null; } CreationFilter cf = new CreationFilter(); Map<String, List<Recommendation.Facet>> outs = filter.getOuts(); for (Map.Entry<String, List<Recommendation.Facet>> entry: outs.entrySet()) { List<Recommendation.Facet> rfs = entry.getValue(); List<CreationFilter.Facet> cfs = new ArrayList<CreationFilter.Facet>(rfs.size()); for (Recommendation.Facet rf: rfs) { cfs.add(new CreationFilter.Facet(rf.getName(), rf.getIndex())); } cf.add(entry.getKey(), cfs); } return cf; } public static Artifact createSQRelationArtifact( String serverUrl, String locale, String river, int measurementStation) throws ServerException { Document create = ClientProtocolUtils.newCreateDocument( SQ_RELATION_ARTIFACT); XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator( create, ArtifactNamespaceContext.NAMESPACE_URI, ArtifactNamespaceContext.NAMESPACE_PREFIX); Element root = create.getDocumentElement(); Element eriver = ec.create("river"); ec.addAttr(eriver, "name", river); Element estation = ec.create("measurement_station"); ec.addAttr(estation, "number", String.valueOf(measurementStation)); root.appendChild(eriver); root.appendChild(estation); return sendCreate(serverUrl, locale, create); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :