--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/StaticHYKState.java	Thu Apr 25 15:23:37 2013 +0200
@@ -0,0 +1,110 @@
+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.HYKArtifact;
+
+import org.dive4elements.river.artifacts.model.FacetTypes;
+import org.dive4elements.river.artifacts.model.HYKFacet;
+import org.dive4elements.river.artifacts.model.HYKFactory;
+
+/**
+ * Only state of a HYKArtifact.
+ */
+public class StaticHYKState
+extends      DefaultState
+implements   FacetTypes
+{
+    /** The logger that is used in this state. */
+    transient private static final Logger logger = Logger.getLogger(StaticHYKState.class);
+
+
+    /**
+     * From this state can not be continued.
+     */
+    @Override
+    protected String getUIProvider() {
+        return "noinput";
+    }
+
+
+    /**
+     * Compute, create Facets, do the same stuff as all the other states do.
+     */
+    protected Object compute(
+        HYKArtifact   hyk,
+        CallMeta      metaLocale,
+        String        hash,
+        List<Facet>   facets,
+        Object        old
+    ) {
+        logger.debug("StaticHYKState.compute");
+        String id = getID();
+
+        // Prepare comparison against cached result.
+        List<HYKFactory.Zone> resZones = old instanceof List
+            ? (List<HYKFactory.Zone>)old
+            : null;
+
+        // TODO Compare against cached object.
+
+        // Get Zones from HYKFactory
+        List<HYKFactory.Zone> zones = (List<HYKFactory.Zone>)
+            HYKFactory.getHYKs(hyk.getHykId(), hyk.getKm());
+
+        if (facets == null) {
+            logger.debug("StaticHYKState.compute no facets");
+            return zones;
+        }
+
+        // Spawn Facets.
+        Facet facet = new HYKFacet(0, HYKFactory.getHykName(hyk.getHykId()));
+        facets.add(facet);
+
+        return zones;
+    }
+
+
+    /**
+     * Get data, create the facets.
+     *
+     * @param context Ignored.
+     */
+    @Override
+    public Object computeFeed(
+        FLYSArtifact artifact,
+        String       hash,
+        CallContext  context,
+        List<Facet>  facets,
+        Object       old
+    ) {
+        return compute((HYKArtifact) artifact, context.getMeta(),
+            hash, facets, old);
+    }
+
+
+    /**
+     * Create the facets.
+     * @param context Ignored.
+     */
+    @Override
+    public Object computeInit(
+        FLYSArtifact artifact,
+        String       hash,
+        Object       context,
+        CallMeta     meta,
+        List<Facet>  facets
+    ) {
+        return compute((HYKArtifact) artifact, meta, hash, facets,
+            null);
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :