--- a/gnv-artifacts/src/main/java/de/intevation/gnv/math/HeightValue.java	Wed Dec 23 09:45:40 2009 +0000
+++ b/gnv-artifacts/src/main/java/de/intevation/gnv/math/HeightValue.java	Wed Dec 23 12:20:25 2009 +0000
@@ -2,16 +2,28 @@
 
 import java.io.Serializable;
 
+import java.util.Comparator;
+
 /**
  * @author Ingo Weinzierl <ingo.weinzierl@intevation.de>
+ * @author Sascha L. Teichmann <sascha.teichmann@intevation.de>
  */
 public class HeightValue
 implements   Serializable
 {
-    private double z;
-    private double v;
-    private int    k;
+    public static final Comparator INV_Z_COMPARATOR = new Comparator() {
+        public int compare(Object a, Object b) {
+            HeightValue ha = (HeightValue)a;
+            HeightValue hb = (HeightValue)b;
+            if (ha.z > hb.z) return -1;
+            if (ha.z < hb.z) return +1;
+            return 0;
+        }
+    };
 
+    public double z;
+    public double v;
+    public int    k;
 
     public HeightValue(double z, double v, int k) {
         this.z = z;
@@ -19,18 +31,16 @@
         this.k = k;
     }
 
-
     public double getZ() {
         return z;
     }
 
-
     public double getV() {
         return v;
     }
 
-
     public double getK() {
         return k;
     }
 }
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8: