1 files changed, 27 insertions, 21 deletions
diff --git a/src/de/lmu/ifi/dbs/elki/distance/distancefunction/RandomStableDistanceFunction.java b/src/de/lmu/ifi/dbs/elki/distance/distancefunction/RandomStableDistanceFunction.java
index dc68fe97..3d5715ec 100644
--- a/src/de/lmu/ifi/dbs/elki/distance/distancefunction/RandomStableDistanceFunction.java
+++ b/src/de/lmu/ifi/dbs/elki/distance/distancefunction/RandomStableDistanceFunction.java
@@ -1,26 +1,27 @@
 package de.lmu.ifi.dbs.elki.distance.distancefunction;
-/*
-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/>.
-*/
+/*
+ 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.Random;
 
@@ -123,6 +124,11 @@ public class RandomStableDistanceFunction extends AbstractDBIDDistanceFunction<D
     return this.seed == ((RandomStableDistanceFunction) obj).seed;
   }
 
+  @Override
+  public int hashCode() {
+    return (int) seed;
+  }
+
   /**
    * Parameterization class.
    *