--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/AbstractStaticStateArtifact.java	Thu Apr 25 15:23:37 2013 +0200
@@ -0,0 +1,140 @@
+package org.dive4elements.river.artifacts;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+
+import org.apache.log4j.Logger;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+
+import org.dive4elements.artifacts.CallContext;
+import org.dive4elements.artifacts.ArtifactNamespaceContext;
+
+import org.dive4elements.artifacts.common.utils.XMLUtils;
+import org.dive4elements.artifacts.common.utils.XMLUtils.ElementCreator;
+
+import org.dive4elements.artifactdatabase.ProtocolUtils;
+import org.dive4elements.artifactdatabase.data.StateData;
+import org.dive4elements.artifactdatabase.state.State;
+
+import org.dive4elements.river.artifacts.states.StaticState;
+
+/**
+ * A abstract baseclass for Artifacts which are using only one static state.
+ *
+ * This class is intended to be used without the config/stateengine to generate
+ * the static state.
+ *
+ * @author <a href="mailto:bjoern.ricks@intevation.de">Björn Ricks</a>
+ */
+public abstract class AbstractStaticStateArtifact extends StaticFLYSArtifact {
+
+    private transient StaticState staticstate;
+
+    private static final Logger logger =
+        Logger.getLogger(AbstractStaticStateArtifact.class);
+
+    /**
+     * Get a list containing the one and only State.
+     * @param  context ignored.
+     * @return list with one and only state.
+     */
+    @Override
+    protected List<State> getStates(Object context) {
+        ArrayList<State> states = new ArrayList<State>();
+        states.add(getStaticState());
+        return states;
+    }
+
+
+    /**
+     * Get the "current" state.
+     * @param cc ignored.
+     * @return always the set static state.
+     */
+    @Override
+    public State getCurrentState(Object cc) {
+        return getStaticState();
+    }
+
+    /**
+     * A child class must override this method to set its static state
+     */
+    protected abstract void initStaticState();
+
+    protected void setStaticState(StaticState state) {
+        this.staticstate = state;
+    }
+
+    protected StaticState getStaticState() {
+        if (staticstate == null) {
+            initStaticState();
+        }
+        return staticstate;
+    }
+
+    /**
+     * Get the state.
+     * @param context ignored.
+     * @param stateID ignored.
+     * @return the state.
+     */
+    @Override
+    protected State getState(Object context, String stateID) {
+        return getStaticState();
+    }
+
+    @Override
+    public Document describe(Document data, CallContext cc) {
+        logger.debug("Describe artifact: " + identifier());
+
+        Document desc = XMLUtils.newDocument();
+
+        ElementCreator creator = new ElementCreator(
+            desc,
+            ArtifactNamespaceContext.NAMESPACE_URI,
+            ArtifactNamespaceContext.NAMESPACE_PREFIX);
+
+        Element root = ProtocolUtils.createRootNode(creator);
+        desc.appendChild(root);
+
+        Element name = ProtocolUtils.createArtNode(
+            creator, "name",
+            new String[] { "value" },
+            new String[] { getName() });
+
+        root.appendChild(name);
+        root.appendChild(createOutputModes(cc, desc, creator));
+
+        ProtocolUtils.appendDescribeHeader(creator, root, identifier(), hash());
+
+        // Add the data to an anonymous state.
+        Collection<StateData> datas = getAllData();
+        if (datas.size() > 0) {
+            Element ui = creator.create("ui");
+            Element staticE = creator.create("static");
+
+            StaticState current = getStaticState();
+            Element state = current.describeStatic(this, desc, root, cc, null);
+            staticE.appendChild(state);
+
+            for (StateData dataItem : datas) {
+                Element itemelent = creator.create("data");
+                creator.addAttr(itemelent, "name", dataItem.getName(), true);
+                creator.addAttr(itemelent, "type", dataItem.getType(), true);
+                state.appendChild(itemelent);
+                Element valuement = creator.create("item");
+                creator.addAttr(valuement, "label", dataItem.getDescription(), true);
+                creator.addAttr(valuement, "value", dataItem.getValue().toString(), true);
+                itemelent.appendChild(valuement);
+            }
+
+            ui.appendChild(staticE);
+            root.appendChild(ui);
+        }
+
+        return desc;
+    }
+}