--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelInfoState.java	Thu Apr 25 15:23:37 2013 +0200
@@ -0,0 +1,145 @@
+package org.dive4elements.river.artifacts.states;
+
+import java.util.List;
+
+import org.apache.log4j.Logger;
+
+import org.dive4elements.artifacts.CallContext;
+import org.dive4elements.artifacts.CallMeta;
+
+import org.dive4elements.artifactdatabase.state.Facet;
+
+import org.dive4elements.river.artifacts.FLYSArtifact;
+import org.dive4elements.river.artifacts.WINFOArtifact;
+import org.dive4elements.river.artifacts.model.FacetTypes;
+import org.dive4elements.river.artifacts.model.ReportFacet;
+import org.dive4elements.river.artifacts.model.WaterlevelFacet;
+import org.dive4elements.river.artifacts.model.WQKms;
+
+import org.dive4elements.river.artifacts.model.DataFacet;
+import org.dive4elements.river.artifacts.model.CrossSectionWaterLineFacet;
+import org.dive4elements.river.artifacts.model.CalculationResult;
+
+
+public class WaterlevelInfoState
+extends      DefaultState
+implements   FacetTypes
+{
+    /** The logger that is used in this state. */
+    private static Logger logger = Logger.getLogger(WaterlevelInfoState.class);
+
+
+    @Override
+    protected String getUIProvider() {
+        return "noinput";
+    }
+
+
+    @Override
+    public Object computeInit(
+        FLYSArtifact artifact,
+        String       hash,
+        Object       context,
+        CallMeta     meta,
+        List<Facet>  facets
+    ) {
+        return compute((WINFOArtifact) artifact, hash, facets, null);
+    }
+
+
+    protected Object compute(
+        WINFOArtifact winfo,
+        String        hash,
+        List<Facet>   facets,
+        Object        old
+    ) {
+        logger.debug("WaterlevelInfoState.compute");
+        String id = getID();
+
+        CalculationResult res = old instanceof CalculationResult
+            ? (CalculationResult)old
+            : winfo.getWaterlevelData();
+
+        if (facets == null) {
+            return res;
+        }
+
+        WQKms [] wqkms = (WQKms [])res.getData();
+
+        for (int i = 0; i < wqkms.length; i++) {
+            String nameW = null;
+            String nameQ = null;
+
+            if (winfo.isQ()) {
+                nameQ = wqkms[i].getName();
+                nameW = "W(" + nameQ + ")";
+            }
+            else {
+                nameW = wqkms[i].getName();
+                nameQ = "Q(" + nameQ + ")";
+            }
+
+            logger.debug("WaterlevelInfoState Create facet: " + nameW);
+            logger.debug("WaterlevelInfoState Create facet: " + nameQ);
+
+            Facet w = new WaterlevelFacet(
+                i, LONGITUDINAL_W, nameW, ComputeType.ADVANCE, id, hash);
+            Facet q = new WaterlevelFacet(
+                i, LONGITUDINAL_Q, nameQ, ComputeType.ADVANCE, id, hash);
+
+            facets.add(w);
+            facets.add(q);
+        }
+
+        if (wqkms.length > 0) {
+            Facet wst = new DataFacet(
+                WST, "WST data", ComputeType.ADVANCE, hash, id);
+            Facet csv = new DataFacet(
+                CSV, "CSV data", ComputeType.ADVANCE, hash, id);
+
+            facets.add(wst);
+            facets.add(csv);
+        }
+
+        if (res.getReport().hasProblems()) {
+            facets.add(new ReportFacet(ComputeType.ADVANCE, hash, id));
+        }
+
+        // TODO Adjust to WaterlevelState - implementation.
+        facets.add(new CrossSectionWaterLineFacet(0, "Q=" + winfo.getDataAsString("wq_single")));
+
+        // Assume to be in wq_single mode.
+        return res;
+    }
+
+
+    /**
+     * @param context Ignored.
+     */
+    @Override
+    public Object computeFeed(
+        FLYSArtifact artifact,
+        String       hash,
+        CallContext  context,
+        List<Facet>  facets,
+        Object       old
+    ) {
+        return compute((WINFOArtifact) artifact, hash, facets, old);
+    }
+
+
+    /**
+     * @param context Ignored.
+     */
+    @Override
+    public Object computeAdvance(
+        FLYSArtifact artifact,
+        String       hash,
+        CallContext  context,
+        List<Facet>  facets,
+        Object       old
+    ) {
+        return compute((WINFOArtifact) artifact, hash, facets, old);
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :