1 files changed, 47 insertions, 0 deletions
diff --git a/src/de/lmu/ifi/dbs/elki/index/tree/spatial/rstarvariants/strategies/split/SplitStrategy.java b/src/de/lmu/ifi/dbs/elki/index/tree/spatial/rstarvariants/strategies/split/SplitStrategy.java
new file mode 100644
index 00000000..658a63da
--- /dev/null
+++ b/src/de/lmu/ifi/dbs/elki/index/tree/spatial/rstarvariants/strategies/split/SplitStrategy.java
@@ -0,0 +1,47 @@
+package de.lmu.ifi.dbs.elki.index.tree.spatial.rstarvariants.strategies.split;
+
+/*
+ This file is part of ELKI:
+ Environment for Developing KDD-Applications Supported by Index-Structures
+
+ Copyright (C) 2012
+ 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.BitSet;
+
+import de.lmu.ifi.dbs.elki.data.spatial.SpatialComparable;
+import de.lmu.ifi.dbs.elki.utilities.datastructures.arraylike.ArrayAdapter;
+import de.lmu.ifi.dbs.elki.utilities.optionhandling.Parameterizable;
+
+/**
+ * Generic interface for split strategies.
+ * 
+ * @author Erich Schubert
+ */
+public interface SplitStrategy extends Parameterizable {
+  /**
+   * Split a page
+   * 
+   * @param entries Entries to split
+   * @param getter Adapter for the entries array
+   * @param minEntries Minimum number of entries in each part
+   * @return BitSet containing the assignment.
+   */
+  public <E extends SpatialComparable, A> BitSet split(A entries, ArrayAdapter<E, A> getter, int minEntries);
+}
+\ No newline at end of file