--- a/flys-artifacts/src/main/java/de/intevation/flys/artifacts/RiverAxisArtifact.java	Fri Nov 04 11:59:08 2011 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/RiverAxisArtifact.java	Fri Nov 04 12:15:03 2011 +0000
@@ -1,46 +1,40 @@
 package de.intevation.flys.artifacts;
 
-import java.util.ArrayList;
 import java.util.List;
 
 import org.w3c.dom.Document;
 
 import org.apache.log4j.Logger;
 
-import de.intevation.artifacts.Artifact;
+import com.vividsolutions.jts.geom.Envelope;
+import com.vividsolutions.jts.geom.Geometry;
+
 import de.intevation.artifacts.ArtifactFactory;
 import de.intevation.artifacts.CallMeta;
 
-import de.intevation.artifacts.common.ArtifactNamespaceContext;
-import de.intevation.artifacts.common.utils.XMLUtils;
-
-import de.intevation.artifactdatabase.data.DefaultStateData;
+import de.intevation.artifactdatabase.state.DefaultOutput;
 import de.intevation.artifactdatabase.state.Facet;
+import de.intevation.artifactdatabase.state.State;
 
 import de.intevation.flys.model.River;
 
+import de.intevation.flys.artifacts.model.FacetTypes;
 import de.intevation.flys.artifacts.model.RiverFactory;
-import de.intevation.flys.artifacts.states.DefaultState;
+import de.intevation.flys.artifacts.resources.Resources;
+import de.intevation.flys.utils.FLYSUtils;
+import de.intevation.flys.utils.GeometryUtils;
 
 
-public class RiverAxisArtifact extends StaticFLYSArtifact {
+public class RiverAxisArtifact extends WMSDBArtifact {
 
     public static final String NAME = "riveraxis";
 
-    public static final String XPATH_IDS = "/art:action/art:ids/@value";
-
 
     private static final Logger logger =
         Logger.getLogger(RiverAxisArtifact.class);
 
 
     @Override
-    public String getName() {
-        return NAME;
-    }
-
-
-    @Override
     public void setup(
         String          identifier,
         ArtifactFactory factory,
@@ -51,50 +45,107 @@
         logger.debug("RiverAxisArtifact.setup");
 
         super.setup(identifier, factory, context, callMeta, data);
-
-        String ids = XMLUtils.xpathString(
-            data, XPATH_IDS, ArtifactNamespaceContext.INSTANCE);
-
-        String[] splitted = ids != null ? ids.split(" ") : null;
-
-        if (splitted != null && splitted.length > 0) {
-            try {
-                int   river_id = Integer.parseInt(splitted[0]);
-                River river    = RiverFactory.getRiver(river_id);
-
-                if (river == null) {
-                    throw new IllegalArgumentException(
-                        "No river found for id: " + river_id);
-                }
-
-                String name = river.getName();
-
-                addData("river", new DefaultStateData("river",null,null,name));
-
-                List<Facet> fs = new ArrayList<Facet>();
-
-                DefaultState state = (DefaultState) getCurrentState(context);
-                state.computeInit(this, hash(), context, callMeta, fs);
-
-                if (!fs.isEmpty()) {
-                    facets.put(getCurrentStateId(), fs);
-                }
-            }
-            catch (NumberFormatException nfe) {
-                logger.error("Could not create Artifact: " + nfe.getMessage());
-                throw new IllegalArgumentException("No river id given.");
-            }
-        }
     }
 
 
     @Override
-    protected void initialize(
-        Artifact artifact,
-        Object   context,
-        CallMeta callMeta)
+    public String getName() {
+        return NAME;
+    }
+
+
+    @Override
+    public State getCurrentState(Object cc) {
+        State s = new RiverAxisState(this);
+
+        List<Facet> fs = facets.get(getCurrentStateId());
+
+        DefaultOutput o = new DefaultOutput(
+            "floodmap",
+            "floodmap",
+            "image/png",
+            fs,
+            "map");
+
+        s.getOutputs().add(o);
+
+        return s;
+    }
+
+
+    public static class RiverAxisState extends WMSDBState implements FacetTypes
     {
-        // do nothing
-    }
+        private static final Logger logger =
+            Logger.getLogger(RiverAxisState.class);
+
+        protected Geometry geom;
+        protected int      riverId;
+
+        public RiverAxisState(WMSDBArtifact artifact) {
+            super(artifact);
+            riverId = 0;
+        }
+
+        public int getRiverId() {
+            if (riverId == 0) {
+                String ids = artifact.getDataAsString("ids");
+
+                try {
+                    riverId = Integer.valueOf(ids);
+                }
+                catch (NumberFormatException nfe) {
+                    logger.error("Cannot parse river id from '" + ids + "'");
+                }
+            }
+
+            return riverId;
+        }
+
+        @Override
+        protected String getFacetType() {
+            return FLOODMAP_RIVERAXIS;
+        }
+
+        @Override
+        protected String getTitle(CallMeta meta) {
+            return Resources.getMsg(
+                meta,
+                FLOODMAP_RIVERAXIS,
+                FLOODMAP_RIVERAXIS);
+        }
+
+        @Override
+        protected String getUrl() {
+            return FLYSUtils.getUserWMSUrl(artifact.identifier());
+        }
+
+        @Override
+        protected String getSrid() {
+            River river = RiverFactory.getRiver(getRiverId());
+            return FLYSUtils.getRiverSrid(river.getName());
+        }
+
+        @Override
+        protected Envelope getExtent() {
+            River river = RiverFactory.getRiver(getRiverId());
+            return GeometryUtils.getRiverBoundary(river.getName());
+        }
+
+        @Override
+        protected String getFilter() {
+            return "river_id=" + String.valueOf(getRiverId());
+        }
+
+        @Override
+        protected String getDataString() {
+            // TODO SRID
+            return "geom FROM river_axes USING UNIQUE id USING SRID 31466";
+        }
+
+        @Override
+        protected String getGeometryType() {
+            return "LINE";
+        }
+    } // end of WMSKmState
 }
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