package client.net.sf.saxon.ce.expr;
import client.net.sf.saxon.ce.trans.XPathException;
/**
* The class GeneralComparison20 specializes GeneralComparison for the case where
* the comparison is done with 2.0 semantics (i.e. with backwards compatibility off).
* It differs from the superclass in that it will never turn the expression into
* a GeneralComparison10, which could lead to non-terminating optimizations
*/
public class GeneralComparison20 extends GeneralComparison {
/**
* Create a relational expression identifying the two operands and the operator
*
* @param p0 the left-hand operand
* @param op the operator, as a token returned by the Tokenizer (e.g. Token.LT)
* @param p1 the right-hand operand
*/
public GeneralComparison20(Expression p0, int op, Expression p1) {
super(p0, op, p1);
}
@Override
public Expression simplify(ExpressionVisitor visitor) throws XPathException {
return this;
}
protected GeneralComparison getInverseComparison() {
return new GeneralComparison20(operand1, Token.inverse(operator), operand0);
}
}
// This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
// If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
// This Source Code Form is “Incompatible With Secondary Licenses”, as defined by the Mozilla Public License, v. 2.0.