--- a/flys-artifacts/src/main/java/de/intevation/flys/artifacts/access/FlowVelocityAccess.java	Mon Jan 21 17:11:10 2013 +0100
+++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/access/FlowVelocityAccess.java	Mon Jan 21 17:26:08 2013 +0100
@@ -1,20 +1,20 @@
 package de.intevation.flys.artifacts.access;
 
+import de.intevation.artifacts.CallContext;
+
 import de.intevation.flys.artifacts.FLYSArtifact;
 
 
 /** Access to data that deals with flow velocity stuff. */
-public class FlowVelocityAccess extends RiverAccess {
+public class FlowVelocityAccess
+extends      RangeAccess
+{
 
     private int[] mainChannels;
     private int[] totalChannels;
 
-    private Double lowerKM;
-    private Double upperKM;
-
-
-    public FlowVelocityAccess(FLYSArtifact artifact) {
-        super(artifact);
+    public FlowVelocityAccess(FLYSArtifact artifact, CallContext context) {
+        super(artifact, context);
     }
 
 
@@ -37,20 +37,14 @@
 
 
     public Double getLowerKM() {
-        if (lowerKM == null) {
-            lowerKM = getDouble("ld_from");
-        }
-
-        return lowerKM;
+        // TODO update callers to getFrom
+        return getFrom();
     }
 
 
     public Double getUpperKM() {
-        if (upperKM == null) {
-            upperKM = getDouble("ld_to");
-        }
-
-        return upperKM;
+        // TODO update callers to getTo
+        return getTo();
     }
 }
 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :