1 files changed, 24 insertions, 6 deletions
diff --git a/src/de/lmu/ifi/dbs/elki/database/ids/generic/DBIDIterAdapter.java b/src/de/lmu/ifi/dbs/elki/database/ids/generic/DBIDIterAdapter.java
index c517ea9f..91e307c2 100644
--- a/src/de/lmu/ifi/dbs/elki/database/ids/generic/DBIDIterAdapter.java
+++ b/src/de/lmu/ifi/dbs/elki/database/ids/generic/DBIDIterAdapter.java
@@ -1,10 +1,5 @@
 package de.lmu.ifi.dbs.elki.database.ids.generic;
 
-import java.util.Iterator;
-
-import de.lmu.ifi.dbs.elki.database.ids.DBID;
-import de.lmu.ifi.dbs.elki.database.ids.DBIDIter;
-
 /*
  This file is part of ELKI:
  Environment for Developing KDD-Applications Supported by Index-Structures
@@ -28,12 +23,18 @@ import de.lmu.ifi.dbs.elki.database.ids.DBIDIter;
  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+import java.util.Iterator;
+
+import de.lmu.ifi.dbs.elki.database.ids.DBID;
+import de.lmu.ifi.dbs.elki.database.ids.DBIDMIter;
+import de.lmu.ifi.dbs.elki.database.ids.DBIDRef;
+
 /**
  * Iterator for classic collections.
  * 
  * @author Erich Schubert
  */
-public class DBIDIterAdapter implements DBIDIter {
+public class DBIDIterAdapter implements DBIDMIter {
   /**
    * Current DBID
    */
@@ -79,4 +80,21 @@ public class DBIDIterAdapter implements DBIDIter {
   public DBID getDBID() {
     return cur;
   }
+
+  @Override
+  public void remove() {
+    iter.remove();
+  }
+
+  @Override
+  public boolean sameDBID(DBIDRef other) {
+    return cur.getIntegerID() == other.getIntegerID();
+  }
+
+  @Override
+  public int compareDBID(DBIDRef o) {
+    final int thisVal = cur.getIntegerID();
+    final int anotherVal = o.getIntegerID();
+    return (thisVal < anotherVal ? -1 : (thisVal == anotherVal ? 0 : 1));
+  }
 }
 \ No newline at end of file