--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gnv-artifacts/src/main/java/de/intevation/gnv/state/PreSettingsTransferState.java	Fri Sep 28 12:13:56 2012 +0200
@@ -0,0 +1,83 @@
+package de.intevation.gnv.state;
+
+import de.intevation.artifactdatabase.Config;
+
+import de.intevation.artifacts.CallContext;
+
+import de.intevation.gnv.state.exception.StateException;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Map;
+
+import org.w3c.dom.Element;
+import org.w3c.dom.Node;
+
+/**
+ * This special state does a lookup for already inserted data while
+ * initializing. If there are some data for this state, take them for further
+ * work.
+ *
+ * @author <a href="mailto:tim.englich@intevation.de">Tim Englich</a>
+ */
+public class PreSettingsTransferState extends DefaultState {
+
+    /**
+     * The UID of this Class
+     */
+    private static final long serialVersionUID = 573381812690806922L;
+
+    private String transferPreSettingsName = null;
+
+    private String transferInputDataname = null;
+    /**
+     * Constructor
+     */
+    public PreSettingsTransferState() {
+        super();
+    }
+
+
+    /**
+     * This method does a lookup for already inserted data before initializing
+     * it.
+     *
+     * @param uuid
+     * @param context
+     * @throws StateException
+     */
+    @Override
+    public void initialize(String uuid, CallContext context)
+                                                            throws StateException {
+        Map<String, InputData> preSettings = this.getPreSettings();
+        if (preSettings != null){
+            InputData ip = preSettings.get(transferPreSettingsName);
+            if (ip != null){
+                Collection<InputData> localInputdata = new ArrayList<InputData>(1);
+                localInputdata.add(new DefaultInputData(transferInputDataname,
+                                                        ip.getValue()));
+                this.putInputData(localInputdata, uuid);
+            }
+        }
+
+        super.initialize(uuid, context);
+    }
+
+
+    /**
+     *
+     * @param configuration
+     */
+    @Override
+    public void setup(Node configuration) {
+
+        Element preSettingsNode = (Element)Config.getNodeXPath(configuration,
+                                                         "presettings-transfer");
+        if (preSettingsNode != null){
+            this.transferPreSettingsName = preSettingsNode.getAttribute("presetting");
+            this.transferInputDataname   = preSettingsNode.getAttribute("inputvalue");
+        }
+        super.setup(configuration);
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :