--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WQCKms.java	Thu Apr 25 15:23:37 2013 +0200
@@ -0,0 +1,95 @@
+package org.dive4elements.river.artifacts.model;
+
+import org.dive4elements.river.utils.DoubleUtil;
+
+import gnu.trove.TDoubleArrayList;
+
+/**
+ * This class represents a pool of data triples that consists of 'W', 'Q' and
+ * 'KM' data with corrected 'W' values computed by a BackJumpCorrector.
+ *
+ * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
+ */
+public class WQCKms
+extends      WQKms
+{
+    protected TDoubleArrayList cws;
+
+    public WQCKms() {
+    }
+
+    public WQCKms(WQKms other, double [] cws) {
+        this.ws  = other.ws;
+        this.qs  = other.qs;
+        this.kms = other.kms;
+        this.cws = new TDoubleArrayList(cws);
+    }
+
+
+    public WQCKms(double[] kms, double[] qs, double[] ws, double[] cws) {
+        super(kms, qs, ws);
+
+        this.cws = new TDoubleArrayList(cws);
+    }
+
+    @Override
+    public void removeNaNs() {
+        DoubleUtil.removeNaNs(new TDoubleArrayList [] { ws, qs, cws, kms });
+    }
+
+    /**
+     * Adds a new row to this data pool with corrected W.
+     *
+     * @param w a W.
+     * @param q a Q.
+     * @param kms a Kms.
+     * @param cw The corrected W.
+     */
+    public void add(double w, double q, double kms, double cw) {
+        super.add(w, q, kms);
+        cws.add(cw);
+    }
+
+    @Override
+    public double[] get(int idx) {
+        return get(idx, new double[4]);
+    }
+
+    /**
+     * This method returns a 4dim array of W, Q,Kms and corrected W.
+     *
+     * @param idx The position of the triple.
+     * @param dst destination array
+     *
+     * @return a 4dim array of [W, Q, Kms, CW] in dst.
+     */
+    @Override
+    public double[] get(int idx, double[] dst) {
+        dst = super.get(idx, dst);
+
+        if (dst.length < 4) {
+            return dst;
+        }
+
+        if (cws != null && cws.size() > idx) {
+            dst[3] = cws.getQuick(idx);
+        }
+
+        return dst;
+    }
+
+    public double getC(int idx) {
+        return cws.getQuick(idx);
+    }
+
+
+    /**
+     * Returns the double array of corrected W values.
+     *
+     * @return the double array of corrected W values.
+     */
+    public double[] getCWs() {
+        return cws.toNativeArray();
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :