1 files changed, 6 insertions, 0 deletions
diff --git a/elki/src/main/java/de/lmu/ifi/dbs/elki/database/datastore/memory/MapStore.java b/elki/src/main/java/de/lmu/ifi/dbs/elki/database/datastore/memory/MapStore.java
index 98e5fc57..758e8bec 100644
--- a/elki/src/main/java/de/lmu/ifi/dbs/elki/database/datastore/memory/MapStore.java
+++ b/elki/src/main/java/de/lmu/ifi/dbs/elki/database/datastore/memory/MapStore.java
@@ -36,6 +36,7 @@ import de.lmu.ifi.dbs.elki.database.ids.DBIDUtil;
  * wrapper around a regular map.
  * 
  * @author Erich Schubert
+ * @since 0.4.0
  * 
  * @param <T> Representation object type
  */
@@ -87,6 +88,11 @@ public class MapStore<T> implements WritableDataStore<T> {
   }
 
   @Override
+  public void clear() {
+    data.clear();
+  }
+
+  @Override
   public String getLongName() {
     return "raw";
   }