--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffCalculation.java	Tue Feb 24 18:32:18 2015 +0100
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffCalculation.java	Thu Feb 26 15:37:03 2015 +0100
@@ -42,7 +42,7 @@
 
         BedDiffYearResult [] results = new BedDiffYearResult[heightIds.length];
         for (int i = 0; i < heightIds.length; i++) {
-            BedHeightSingleData [] pair = getHeightPair(heightIds[i], fromKm, toKm);
+            BedHeightData [] pair = getHeightPair(heightIds[i], fromKm, toKm);
             if (pair[0].getYear() == null || pair[1].getYear() == null) {
                 addProblem("beddiff.missing.year");
             }
@@ -53,20 +53,20 @@
     }
 
     /** Get two BedHeights from factory. */
-    private static BedHeightSingleData [] getHeightPair(int [] ids, double from, double to) {
-        return new BedHeightSingleData [] {
-            (BedHeightSingleData)BedHeightFactory.getHeight("single", ids[0], from, to),
-            (BedHeightSingleData)BedHeightFactory.getHeight("single", ids[1], from, to)
+    private static BedHeightData [] getHeightPair(int [] ids, double from, double to) {
+        return new BedHeightData [] {
+            (BedHeightData)BedHeightFactory.getHeight("single", ids[0], from, to),
+            (BedHeightData)BedHeightFactory.getHeight("single", ids[1], from, to)
         };
     }
 
     private BedDiffYearResult calculateYearDifference(
-        BedHeightSingleData[] pair,
+        BedHeightData[] pair,
         int[] ids
         ) {
         log.debug("BedDiffCalculation.calculateYearDifference");
-        BedHeightSingleData s1 = pair[0];
-        BedHeightSingleData s2 = pair[1];
+        BedHeightData s1 = pair[0];
+        BedHeightData s2 = pair[1];
 
         TDoubleArrayList stations = s1.getStations();
         int size = stations.size();