--- a/src/org/tmatesoft/hg/internal/Filter.java	Tue Feb 01 00:21:08 2011 +0100
+++ b/src/org/tmatesoft/hg/internal/Filter.java	Wed Feb 02 21:19:02 2011 +0100
@@ -31,6 +31,14 @@
 	ByteBuffer filter(ByteBuffer src);
 
 	interface Factory {
-		Filter create(HgRepository hgRepo, Path path);
+		Filter create(HgRepository hgRepo, Path path, Options opts);
+	}
+
+	enum Direction {
+		FromRepo, ToRepo
+	}
+
+	abstract class Options {
+		abstract Direction getDirection();
 	}
 }