--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/backend/src/main/java/org/dive4elements/river/importer/sinfo/importitem/TkhKmLineImport.java	Tue Apr 03 10:18:30 2018 +0200
@@ -0,0 +1,65 @@
+/* Copyright (C) 2017 by Bundesanstalt für Gewässerkunde
+ * Software engineering by
+ *  Björnsen Beratende Ingenieure GmbH
+ *  Dr. Schumacher Ingenieurbüro für Wasser und Umwelt
+ *
+ * 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.importer.sinfo.importitem;
+
+import java.util.List;
+
+import org.dive4elements.river.importer.common.AbstractKmLineImport;
+import org.dive4elements.river.model.sinfo.TkhColumn;
+import org.dive4elements.river.model.sinfo.TkhValue;
+import org.hibernate.Query;
+import org.hibernate.Session;
+
+/**
+ * Imported Transportkörperhöhe value of a river station.
+ *
+ * @author Matthias Schäfer
+ *
+ */
+public class TkhKmLineImport extends AbstractKmLineImport<TkhColumn, TkhValue> {
+
+    /***** FIELDS *****/
+
+    /**
+     * TKH in m
+     */
+    private final double tkheight;
+
+
+    /***** CONSTRUCTOR *****/
+
+    public TkhKmLineImport(final Double km, final double tkheight) {
+        super(km.doubleValue());
+        this.tkheight = tkheight;
+    }
+
+
+    /***** METHODS *****/
+
+    @Override
+    protected TkhValue queryValueItem(final Session session, final TkhColumn parent) {
+        final Query query = session.createQuery("FROM TkhValue WHERE (tkhcolumn=:parent)"
+                + " AND (station BETWEEN (:station-0.0001) AND (:station+0.0001))");
+        query.setParameter("parent", parent);
+        query.setParameter("station", this.station);
+        final List rows = query.list();
+        if (!rows.isEmpty())
+            return (TkhValue) rows.get(0);
+        else
+            return null;
+    }
+
+
+    @Override
+    protected TkhValue createValueItem(final TkhColumn parent) {
+        return new TkhValue(parent, this.station, this.tkheight);
+    }
+}