1 files changed, 0 insertions, 339 deletions
diff --git a/src/de/lmu/ifi/dbs/elki/database/ids/integer/DoubleDistanceIntegerDBIDPairKNNListHeap.java b/src/de/lmu/ifi/dbs/elki/database/ids/integer/DoubleDistanceIntegerDBIDPairKNNListHeap.java
deleted file mode 100644
index aa0a9739..00000000
--- a/src/de/lmu/ifi/dbs/elki/database/ids/integer/DoubleDistanceIntegerDBIDPairKNNListHeap.java
+++ /dev/null
@@ -1,339 +0,0 @@
-package de.lmu.ifi.dbs.elki.database.ids.integer;
-
-/*
- This file is part of ELKI:
- Environment for Developing KDD-Applications Supported by Index-Structures
-
- Copyright (C) 2013
- 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 de.lmu.ifi.dbs.elki.database.ids.DBIDIter;
-import de.lmu.ifi.dbs.elki.database.ids.DBIDRef;
-import de.lmu.ifi.dbs.elki.database.ids.DBIDUtil;
-import de.lmu.ifi.dbs.elki.database.ids.distance.DoubleDistanceDBIDListIter;
-import de.lmu.ifi.dbs.elki.database.ids.distance.DoubleDistanceDBIDPair;
-import de.lmu.ifi.dbs.elki.database.ids.distance.DoubleDistanceKNNHeap;
-import de.lmu.ifi.dbs.elki.database.ids.distance.DoubleDistanceKNNList;
-import de.lmu.ifi.dbs.elki.distance.distancevalue.DoubleDistance;
-
-/**
- * Finalized KNN List.
- * 
- * @author Erich Schubert
- * 
- * @apiviz.composedOf DoubleDistanceDBIDPair
- * @apiviz.has DoubleDistanceDBIDListIter
- */
-public class DoubleDistanceIntegerDBIDPairKNNListHeap implements DoubleDistanceKNNList, DoubleDistanceKNNHeap {
-  /**
-   * The value of k this was materialized for.
-   */
-  private final int k;
-
-  /**
-   * The actual data array.
-   */
-  private DoubleDistanceIntegerDBIDPair[] data;
-
-  /**
-   * Current size
-   */
-  private int size;
-
-  /**
-   * Constructor.
-   * 
-   * @param k K parameter
-   */
-  public DoubleDistanceIntegerDBIDPairKNNListHeap(int k) {
-    super();
-    this.data = new DoubleDistanceIntegerDBIDPair[k + 5];
-    this.k = k;
-    this.size = 0;
-  }
-
-  @Override
-  public void clear() {
-    for(int i = 0; i < size; i++) {
-      data[i] = null; // discard
-    }
-    size = 0;
-  }
-
-  @Override
-  public double insert(double distance, DBIDRef id) {
-    final int kminus1 = k - 1;
-    if(size < k || distance <= data[kminus1].doubleDistance()) {
-      // Ensure we have enough space.
-      if(size > data.length) {
-        grow();
-      }
-      insertionSort(new DoubleDistanceIntegerDBIDPair(distance, id.internalGetIndex()));
-      // Truncate if necessary:
-      if(size > k && data[k].doubleDistance() > data[kminus1].doubleDistance()) {
-        truncate();
-      }
-    }
-    return (size < k) ? Double.POSITIVE_INFINITY : get(kminus1).doubleDistance();
-  }
-
-  private void truncate() {
-    for(int i = k; i < size; i++) {
-      data[i] = null; // discard
-    }
-    size = k;
-  }
-
-  @Override
-  @Deprecated
-  public void insert(Double distance, DBIDRef id) {
-    final int kminus1 = k - 1;
-    if(size < k || distance.doubleValue() <= data[kminus1].doubleDistance()) {
-      // Ensure we have enough space.
-      if(size > data.length) {
-        grow();
-      }
-      insertionSort(new DoubleDistanceIntegerDBIDPair(distance.doubleValue(), id.internalGetIndex()));
-      // Truncate if necessary:
-      if(size > k && data[k].doubleDistance() > data[kminus1].doubleDistance()) {
-        truncate();
-      }
-    }
-  }
-
-  @Override
-  @Deprecated
-  public void insert(DoubleDistance dist, DBIDRef id) {
-    final int kminus1 = k - 1;
-    if(size < k || dist.doubleValue() <= data[kminus1].doubleDistance()) {
-      // Ensure we have enough space.
-      if(size > data.length) {
-        grow();
-      }
-      insertionSort(new DoubleDistanceIntegerDBIDPair(dist.doubleValue(), id.internalGetIndex()));
-      // Truncate if necessary:
-      if(size > k && data[k].doubleDistance() > data[kminus1].doubleDistance()) {
-        truncate();
-      }
-    }
-  }
-
-  @Override
-  public void insert(DoubleDistanceDBIDPair e) {
-    final int kminus1 = k - 1;
-    final double dist = e.doubleDistance();
-    if(size < k || dist <= data[kminus1].doubleDistance()) {
-      // Ensure we have enough space.
-      if(size > data.length) {
-        grow();
-      }
-      if(e instanceof DoubleDistanceIntegerDBIDPair) {
-        insertionSort((DoubleDistanceIntegerDBIDPair) e);
-      }
-      else {
-        insertionSort(new DoubleDistanceIntegerDBIDPair(dist, e.internalGetIndex()));
-      }
-      // Truncate if necessary:
-      if(size > k && data[k].doubleDistance() > data[kminus1].doubleDistance()) {
-        truncate();
-      }
-    }
-  }
-
-  /**
-   * Perform insertion sort.
-   * 
-   * @param obj Object to insert
-   */
-  private void insertionSort(DoubleDistanceIntegerDBIDPair obj) {
-    // Insertion sort:
-    int pos = size;
-    while(pos > 0) {
-      final int prev = pos - 1;
-      DoubleDistanceIntegerDBIDPair pobj = data[prev];
-      if(pobj.doubleDistance() <= obj.doubleDistance()) {
-        break;
-      }
-      data[pos] = pobj;
-      pos = prev;
-    }
-    data[pos] = obj;
-    ++size;
-  }
-
-  private void grow() {
-    final DoubleDistanceIntegerDBIDPair[] old = data;
-    data = new DoubleDistanceIntegerDBIDPair[data.length + (data.length >> 1)];
-    System.arraycopy(old, 0, data, 0, old.length);
-  }
-
-  @Override
-  public DoubleDistanceIntegerDBIDPair poll() {
-    assert (size > 0);
-    return data[size--];
-  }
-
-  @Override
-  public DoubleDistanceIntegerDBIDPair peek() {
-    assert (size > 0);
-    return data[size - 1];
-  }
-
-  @Override
-  public DoubleDistanceKNNList toKNNList() {
-    return this;
-  }
-
-  @Override
-  public int getK() {
-    return k;
-  }
-
-  @Override
-  @Deprecated
-  public DoubleDistance getKNNDistance() {
-    if(size < k) {
-      return DoubleDistance.INFINITE_DISTANCE;
-    }
-    return get(k - 1).getDistance();
-  }
-
-  @Override
-  public double doubleKNNDistance() {
-    if(size < k) {
-      return Double.POSITIVE_INFINITY;
-    }
-    return get(k - 1).doubleDistance();
-  }
-
-  @Override
-  public String toString() {
-    StringBuilder buf = new StringBuilder();
-    buf.append("kNNList[");
-    for(DoubleDistanceDBIDListIter iter = this.iter(); iter.valid();) {
-      buf.append(iter.doubleDistance()).append(':').append(DBIDUtil.toString(iter));
-      iter.advance();
-      if(iter.valid()) {
-        buf.append(',');
-      }
-    }
-    buf.append(']');
-    return buf.toString();
-  }
-
-  @Override
-  public DoubleDistanceIntegerDBIDPair get(int index) {
-    return data[index];
-  }
-
-  @Override
-  public DoubleDistanceIntegerDBIDListIter iter() {
-    return new Itr();
-  }
-
-  @Override
-  public int size() {
-    return size;
-  }
-
-  @Override
-  public boolean contains(DBIDRef o) {
-    for(DBIDIter iter = iter(); iter.valid(); iter.advance()) {
-      if(DBIDUtil.equal(iter, o)) {
-        return true;
-      }
-    }
-    return false;
-  }
-
-  @Override
-  public boolean isEmpty() {
-    return size == 0;
-  }
-
-  /**
-   * Iterator.
-   * 
-   * @author Erich Schubert
-   * 
-   * @apiviz.exclude
-   */
-  private class Itr implements DoubleDistanceIntegerDBIDListIter {
-    /**
-     * Cursor position.
-     */
-    private int pos = 0;
-
-    @Override
-    public int internalGetIndex() {
-      return get(pos).internalGetIndex();
-    }
-
-    @Override
-    public boolean valid() {
-      return pos < size;
-    }
-
-    @Override
-    public void advance() {
-      pos++;
-    }
-
-    /**
-     * {@inheritDoc}
-     * 
-     * @deprecated use {@link #doubleDistance}!
-     */
-    @Override
-    @Deprecated
-    public DoubleDistance getDistance() {
-      return get(pos).getDistance();
-    }
-
-    @Override
-    public double doubleDistance() {
-      return get(pos).doubleDistance();
-    }
-
-    @Override
-    public DoubleDistanceIntegerDBIDPair getDistancePair() {
-      return get(pos);
-    }
-
-    @Override
-    public int getOffset() {
-      return pos;
-    }
-
-    @Override
-    public void advance(int count) {
-      pos += count;
-    }
-
-    @Override
-    public void retract() {
-      --pos;
-    }
-
-    @Override
-    public void seek(int off) {
-      pos = off;
-    }
-  }
-}