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Diffstat (limited to 'src/de/lmu/ifi/dbs/elki/result/optics/GenericClusterOrderEntry.java')
| -rw-r--r-- | src/de/lmu/ifi/dbs/elki/result/optics/GenericClusterOrderEntry.java | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/src/de/lmu/ifi/dbs/elki/result/optics/GenericClusterOrderEntry.java b/src/de/lmu/ifi/dbs/elki/result/optics/GenericClusterOrderEntry.java deleted file mode 100644 index 7af8a3ec..00000000 --- a/src/de/lmu/ifi/dbs/elki/result/optics/GenericClusterOrderEntry.java +++ /dev/null @@ -1,147 +0,0 @@ -package de.lmu.ifi.dbs.elki.result.optics; - -/* - 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.DBID; -import de.lmu.ifi.dbs.elki.database.ids.DBIDUtil; -import de.lmu.ifi.dbs.elki.distance.distancevalue.Distance; - -/** - * Provides an entry in a cluster order. - * - * @author Elke Achtert - * @param <D> the type of Distance used by the ClusterOrderEntry - */ -public class GenericClusterOrderEntry<D extends Distance<D>> implements Comparable<ClusterOrderEntry<D>>, ClusterOrderEntry<D> { - /** - * The id of the entry. - */ - private DBID objectID; - - /** - * The id of the entry's predecessor. - */ - private DBID predecessorID; - - /** - * The reachability of the entry. - */ - private D reachability; - - /** - * Creates a new entry in a cluster order with the specified parameters. - * - * @param objectID the id of the entry - * @param predecessorID the id of the entry's predecessor - * @param reachability the reachability of the entry - */ - public GenericClusterOrderEntry(DBID objectID, DBID predecessorID, D reachability) { - this.objectID = objectID; - this.predecessorID = predecessorID; - this.reachability = reachability; - } - - /** - * Indicates whether some other object is "equal to" this one. - * - * NOTE: for the use in an UpdatableHeap, only the ID is compared! - * - * @param o the reference object with which to compare. - * @return <code>true</code> if this object has the same attribute values as - * the o argument; <code>false</code> otherwise. - */ - @Override - public boolean equals(Object o) { - if(this == o) { - return true; - } - if(!(o instanceof ClusterOrderEntry)) { - return false; - } - - final ClusterOrderEntry<?> that = (ClusterOrderEntry<?>) o; - // Compare by ID only, for UpdatableHeap! - return DBIDUtil.equal(objectID, that.getID()); - } - - /** - * Returns a hash code value for the object. - * - * @return the object id if this entry - */ - @Override - public int hashCode() { - return objectID.hashCode(); - } - - /** - * Returns a string representation of the object. - * - * @return a string representation of the object. - */ - @Override - public String toString() { - return objectID + "(" + predecessorID + "," + reachability + ")"; - } - - /** - * Returns the object id of this entry. - * - * @return the object id of this entry - */ - @Override - public DBID getID() { - return objectID; - } - - /** - * Returns the id of the predecessor of this entry if this entry has a - * predecessor, null otherwise. - * - * @return the id of the predecessor of this entry - */ - @Override - public DBID getPredecessorID() { - return predecessorID; - } - - /** - * Returns the reachability distance of this entry - * - * @return the reachability distance of this entry - */ - @Override - public D getReachability() { - return reachability; - } - - @Override - public int compareTo(ClusterOrderEntry<D> o) { - int delta = this.getReachability().compareTo(o.getReachability()); - if(delta != 0) { - return delta; - } - return -getID().compareTo(o.getID()); - } -}
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