--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/IsKmUpEvaluator.java	Wed Sep 25 12:36:19 2013 +0200
@@ -0,0 +1,32 @@
+/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
+ * Software engineering by Intevation GmbH
+ *
+ * This file is Free Software under the GNU AGPL (>=v3)
+ * and comes with ABSOLUTELY NO WARRANTY! Check out the
+ * documentation coming with Dive4Elements River for details.
+ */
+
+package org.dive4elements.river.exports;
+
+import org.dive4elements.artifacts.CallContext;
+import org.dive4elements.river.artifacts.D4EArtifact;
+import org.dive4elements.river.artifacts.access.RiverAccess;
+import org.dive4elements.river.artifacts.model.RiverFactory;
+import org.dive4elements.river.model.River;
+
+public class IsKmUpEvaluator
+implements   DiagramAttributes.Evaluator
+{
+    public IsKmUpEvaluator() {
+    }
+
+    @Override
+    public Object evaluate(D4EArtifact artifact, CallContext context) {
+        RiverAccess access = new RiverAccess(artifact);
+        River river = RiverFactory.getRiver(access.getRiver());
+        return river == null
+            ? Boolean.FALSE
+            : river.getKmUp();
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :