--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/WMSLayerFacet.java	Thu Apr 25 12:06:39 2013 +0200
@@ -0,0 +1,184 @@
+package org.dive4elements.river.artifacts.model.map;
+
+import com.vividsolutions.jts.geom.Envelope;
+
+import org.dive4elements.artifactdatabase.state.DefaultFacet;
+import org.dive4elements.artifactdatabase.state.Facet;
+import org.dive4elements.artifacts.Artifact;
+import org.dive4elements.artifacts.ArtifactNamespaceContext;
+import org.dive4elements.artifacts.CallContext;
+import org.dive4elements.artifacts.common.utils.XMLUtils.ElementCreator;
+import org.dive4elements.river.artifacts.states.DefaultState.ComputeType;
+import org.dive4elements.river.utils.GeometryUtils;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.log4j.Logger;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.Node;
+
+
+public class WMSLayerFacet
+extends      DefaultFacet
+{
+    protected ComputeType  type;
+    protected List<String> layers;
+    protected String       stateId;
+    protected String       hash;
+    protected String       url;
+    protected Envelope     extent;
+    protected Envelope     originalExtent;
+    protected String       srid;
+
+
+    private static final Logger logger = Logger.getLogger(WMSLayerFacet.class);
+
+    public WMSLayerFacet() {
+    }
+
+
+    public WMSLayerFacet(int index, String name, String description) {
+        this(index, name, description, ComputeType.FEED, null, null);
+    }
+
+
+    public WMSLayerFacet(
+        int         index,
+        String      name,
+        String      description,
+        ComputeType type,
+        String      stateId,
+        String      hash
+
+    ) {
+        super(index, name, description);
+        this.layers  = new ArrayList<String>();
+        this.type    = type;
+        this.stateId = stateId;
+        this.hash    = hash;
+    }
+
+
+    public WMSLayerFacet(
+        int         index,
+        String      name,
+        String      description,
+        ComputeType type,
+        String      stateId,
+        String      hash,
+        String      url
+    ) {
+        this(index, name, description, type, stateId, hash);
+        this.url = url;
+    }
+
+
+    public void addLayer(String name) {
+        if (name != null && name.length() > 0) {
+            layers.add(name);
+        }
+    }
+
+
+    public List<String> getLayers() {
+        return layers;
+    }
+
+
+    public void removeLayer(String layer) {
+        if (layers != null) {
+            layers.remove(layer);
+        }
+    }
+
+
+    public void setExtent(Envelope extent) {
+        if (extent != null) {
+            this.extent = extent;
+        }
+        else {
+            logger.debug("setExtent(): extent is null");
+        }
+    }
+
+
+    public Envelope getExtent() {
+        return extent;
+    }
+
+
+    public void setOriginalExtent(Envelope originalExtent) {
+        this.originalExtent = originalExtent;
+    }
+
+
+    public Envelope getOriginalExtent() {
+        return originalExtent;
+    }
+
+
+    public void setSrid(String srid) {
+        if (srid != null) {
+            this.srid = srid;
+        }
+    }
+
+
+    public String getSrid() {
+        return srid;
+    }
+
+
+    @Override
+    public Object getData(Artifact artifact, CallContext context) {
+        return null;
+    }
+
+
+    @Override
+    public Node toXML(Document doc) {
+        ElementCreator ec = new ElementCreator(
+            doc,
+            ArtifactNamespaceContext.NAMESPACE_URI,
+            ArtifactNamespaceContext.NAMESPACE_PREFIX);
+
+        Element facet = ec.create("facet");
+        ec.addAttr(facet, "description", description, true);
+        ec.addAttr(facet, "index", String.valueOf(index), true);
+        ec.addAttr(facet, "name", name, true);
+        ec.addAttr(facet, "url", url, true);
+        ec.addAttr(facet, "layers", layers.get(0), true);
+        ec.addAttr(facet, "srid", srid != null ? srid : "", true);
+        ec.addAttr(facet, "extent", originalExtent != null
+            ? GeometryUtils.jtsBoundsToOLBounds(originalExtent)
+            : "", true);
+        ec.addAttr(facet, "queryable", String.valueOf(isQueryable()), true);
+
+        return facet;
+    }
+
+
+    public boolean isQueryable() {
+        return false;
+    }
+
+
+    @Override
+    public Facet deepCopy() {
+        WMSLayerFacet copy = new WMSLayerFacet();
+        copy.set(this);
+
+        copy.type    = type;
+        copy.layers  = new ArrayList<String>(layers);
+        copy.stateId = stateId;
+        copy.hash    = hash;
+        copy.url     = url;
+        copy.extent  = extent;
+        copy.srid    = srid;
+
+        return copy;
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :