Mercurial > dive4elements > river
diff flys-artifacts/src/main/java/de/intevation/flys/artifacts/WMSDBArtifact.java @ 1805:5e9696c32f04
Added datacage config and loaders for KM WMS layer in floodmaps.
flys-artifacts/trunk@3131 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
---|---|
date | Tue, 01 Nov 2011 14:54:59 +0000 |
parents | |
children | 5364b86a0880 |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/WMSDBArtifact.java Tue Nov 01 14:54:59 2011 +0000 @@ -0,0 +1,149 @@ +package de.intevation.flys.artifacts; + +import java.util.ArrayList; +import java.util.List; + +import org.w3c.dom.Document; + +import org.apache.log4j.Logger; + +import com.vividsolutions.jts.geom.Envelope; + +import de.intevation.artifacts.Artifact; +import de.intevation.artifacts.ArtifactFactory; +import de.intevation.artifacts.CallMeta; + +import de.intevation.artifactdatabase.data.DefaultStateData; +import de.intevation.artifactdatabase.state.Facet; +import de.intevation.artifactdatabase.state.State; + +import de.intevation.artifacts.common.ArtifactNamespaceContext; +import de.intevation.artifacts.common.utils.XMLUtils; + +import de.intevation.flys.artifacts.states.DefaultState; +import de.intevation.flys.artifacts.model.WMSDBLayerFacet; + + +public abstract class WMSDBArtifact extends StaticFLYSArtifact { + + private static final Logger logger = Logger.getLogger(WMSDBArtifact.class); + + public static final String XPATH_IDS = "/art:action/art:ids/@value"; + + + @Override + public void setup( + String identifier, + ArtifactFactory factory, + Object context, + CallMeta callMeta, + Document data) + { + logger.debug("WMSDBArtifact.setup"); + + super.setup(identifier, factory, context, callMeta, data); + + String ids = XMLUtils.xpathString( + data, XPATH_IDS, ArtifactNamespaceContext.INSTANCE); + + if (ids != null && ids.length() > 0) { + addData("ids", new DefaultStateData("ids", null, null, ids)); + } + else { + throw new IllegalArgumentException("No attribute 'ids' found!"); + } + + List<Facet> fs = new ArrayList<Facet>(); + + WMSDBState state = (WMSDBState) getCurrentState(context); + state.computeInit(this, hash(), context, callMeta, fs); + + if (!fs.isEmpty()) { + facets.put(getCurrentStateId(), fs); + } + } + + + @Override + protected void initialize( + Artifact artifact, + Object context, + CallMeta callMeta) + { + // do nothing + } + + + /** + * Get a list containing the one and only State. + * @param context ignored. + * @return list with one and only state. + */ + @Override + protected List<State> getStates(Object context) { + ArrayList<State> states = new ArrayList<State>(); + states.add(getCurrentState(context)); + + return states; + } + + + + public static abstract class WMSDBState extends DefaultState { + private static final Logger logger = Logger.getLogger(WMSDBState.class); + + protected WMSDBArtifact artifact; + + public WMSDBState(WMSDBArtifact artifact) { + this.artifact = artifact; + } + + @Override + public Object computeInit( + FLYSArtifact artifact, + String hash, + Object context, + CallMeta meta, + List<Facet> facets + ) { + logger.debug("WMSDBState.computeInit"); + + String type = getFacetType(); + + WMSDBLayerFacet facet = new WMSDBLayerFacet( + 0, + type, + getTitle(meta), + ComputeType.INIT, + getID(), hash, + getUrl()); + + String name = artifact.identifier() + "-" + type; + + facet.addLayer(name); + facet.setExtent(getExtent()); + facet.setSrid(getSrid()); + facet.setData(getDataString()); + facet.setFilter(getFilter()); + + facets.add(facet); + + return null; + } + + protected abstract String getFacetType(); + + protected abstract String getTitle(CallMeta meta); + + protected abstract String getUrl(); + + protected abstract String getSrid(); + + protected abstract Envelope getExtent(); + + protected abstract String getFilter(); + + protected abstract String getDataString(); + } // end of WMSDBState +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :