public CompositePredicate(Predicate p1,Predicate p2){
  m_clauses.add(p1);
  m_clauses.add(p2);
}

public CompositePredicate ( Predicate p1 , Predicate p2 ) { m_clauses . add ( p1 ) ; m_clauses . add ( p2 ) ; }
create a new compositepredicate .
