Import Upstream version 0.4.0~beta1

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diff --git a/src/de/lmu/ifi/dbs/elki/result/KNNDistanceOrderResult.java b/src/de/lmu/ifi/dbs/elki/result/KNNDistanceOrderResult.java
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+++ b/src/de/lmu/ifi/dbs/elki/result/KNNDistanceOrderResult.java
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+package de.lmu.ifi.dbs.elki.result;
+/*
+This file is part of ELKI:
+Environment for Developing KDD-Applications Supported by Index-Structures
+
+Copyright (C) 2011
+Ludwig-Maximilians-Universität München
+Lehr- und Forschungseinheit für Datenbanksysteme
+ELKI Development Team
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+import java.util.Iterator;
+import java.util.List;
+
+import de.lmu.ifi.dbs.elki.distance.distancevalue.Distance;
+
+/**
+ * Wraps a list containing the knn distances.
+ * 
+ * @author Arthur Zimek
+ * @param <D> the type of Distance used by this Result
+ * 
+ */
+public class KNNDistanceOrderResult<D extends Distance<D>> extends BasicResult implements IterableResult<D> {
+  /**
+   * Store the kNN Distances
+   */
+  private final List<D> knnDistances;
+
+  /**
+   * Construct result
+   * 
+   * @param name The long name (for pretty printing)
+   * @param shortname the short name (for filenames etc.)
+   * @param knnDistances distance list to wrap.
+   */
+  public KNNDistanceOrderResult(String name, String shortname, final List<D> knnDistances) {
+    super(name, shortname);
+    this.knnDistances = knnDistances;
+  }
+
+  /**
+   * Return an iterator.
+   */
+  @Override
+  public Iterator<D> iterator() {
+    return knnDistances.iterator();
+  }
+}