/*

 * All Sigmah code is released under the GNU General Public License v3

 * See COPYRIGHT.txt and LICENSE.txt.

 */



package org.sigmah.endtoend.xpath;



public class EqualityExprBuilder<T> implements Predicate {

    protected StringBuilder expr = new StringBuilder();



    public Predicate equalTo(T rightHandSide) {

        return compose("=", rightHandSide);

    }



    public Predicate notEqualTo(T rightHandSide) {

        return compose("!=", rightHandSide);

    }



    protected Predicate compose(String operator, Object value) {

        expr.append(operator);

        expr.append(value.toString());

        return new PredicateLiteral(expr.toString());

    }

}