package org.obda.query.domain;


public abstract class ComparisonOperatorPredicate implements BinaryPredicate, OperatorPredicate {

	private int arity = 2;
}

@@ -93,25 +93,8 @@
 ents
- BinaryPredicate,
  Ope
@@ -120,13 +120,15 @@
 %0A%09pr
-ivate
+otected
  int

Remove the unused interface of BinaryPredicate. I also noticed that the variable arity has an access modifier of being "private" which has no function at all. I modified it into "protected" to make this variable accessible to its children.