--- a/flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/WQKms.java	Fri Apr 29 08:13:56 2011 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/WQKms.java	Fri Apr 29 08:28:44 2011 +0000
@@ -1,8 +1,8 @@
 package de.intevation.flys.artifacts.model;
 
 import java.io.Serializable;
-import java.util.ArrayList;
-import java.util.List;
+
+import gnu.trove.TDoubleArrayList;
 
 
 /**
@@ -14,19 +14,19 @@
 public class WQKms implements Serializable {
 
     /** The array that contains the 'W' values.*/
-    protected List<Double> w;
+    protected TDoubleArrayList w;
 
     /** The array that contains the 'Q' values.*/
-    protected List<Double> q;
+    protected TDoubleArrayList q;
 
     /** The array that contains the 'KMs' values.*/
-    protected List<Double> kms;
+    protected TDoubleArrayList kms;
 
 
     public WQKms() {
-        this.w   = new ArrayList<Double>();
-        this.q   = new ArrayList<Double>();
-        this.kms = new ArrayList<Double>();
+        this.w   = new TDoubleArrayList();
+        this.q   = new TDoubleArrayList();
+        this.kms = new TDoubleArrayList();
     }
 
 
@@ -38,9 +38,9 @@
      * @param kms a Kms.
      */
     public void add(double w, double q, double kms) {
-        this.w.add(new Double(w));
-        this.q.add(new Double(q));
-        this.kms.add(new Double(kms));
+        this.w.add(w);
+        this.q.add(q);
+        this.kms.add(kms);
     }