Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/RiverAxisState.java @ 1176:28154920e0b3
Introduced the possibility for States to transform/modify input before the data is added to FLYSArtifact.
flys-artifacts/trunk@2761 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 15 Sep 2011 15:05:24 +0000 |
parents | fbe18ad4caff |
children | 092e1e5020bc |
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package de.intevation.flys.artifacts.states; import java.util.List; import java.util.Map; import org.apache.log4j.Logger; import de.intevation.artifacts.CallContext; import de.intevation.artifacts.CallMeta; import de.intevation.artifactdatabase.state.Facet; import de.intevation.flys.artifacts.FLYSArtifact; import de.intevation.flys.artifacts.context.FLYSContext; import de.intevation.flys.artifacts.model.WMSLayerFacet; import de.intevation.flys.artifacts.resources.Resources; import de.intevation.flys.artifacts.states.DefaultState.ComputeType; import de.intevation.flys.utils.FLYSUtils; import de.intevation.flys.utils.GeometryUtils; public class RiverAxisState extends OutputState { public static final String I18N_DESCRIPTION = "floodmap.riveraxis"; public static final String WMS_LAYER_NAME = "riveraxis"; private static final Logger logger = Logger.getLogger(RiverAxisState.class); @Override public Object computeInit( FLYSArtifact artifact, String hash, Object context, CallMeta meta, List<Facet> facets ) { logger.debug("RiverAxisState.computeInit()"); FLYSContext flysContext = null; if (context instanceof FLYSContext) { flysContext = (FLYSContext) context; } else { flysContext = (FLYSContext) ((CallContext) context).globalContext(); } Map<String, String> wms = (Map<String, String>) flysContext.get(FLYSContext.RIVER_WMS); String river = artifact.getDataAsString("river"); if(river == null || river.length() == 0) { logger.warn("No river found in the current parameterization."); return null; } String url = wms.get(river); // TODO Add config for background layer WMSLayerFacet facet = new WMSLayerFacet( 0, FLOODMAP_RIVERAXIS, Resources.getMsg(meta, I18N_DESCRIPTION, I18N_DESCRIPTION), ComputeType.INIT, getID(), hash, url); facet.addLayer(WMS_LAYER_NAME); facet.setExtent(GeometryUtils.getRiverBounds(river)); facet.setSrid(FLYSUtils.getRiverSrid(artifact)); facets.add(facet); return null; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :