////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Copyright (c) 2013 Saxonica Limited.
// 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.
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

package net.sf.saxon.z;

/**
 * An IntPredicate formed as the complement of another predicate;
 * it matches an integer if the operand does not, and vice versa.
 */

public class IntComplementPredicate implements IntPredicate {

    private IntPredicate p1;

    public IntComplementPredicate(IntPredicate p1) {
        this.p1 = p1;
    }

    /**
     * Ask whether a given value matches this predicate
     *
     * @param value the value to be tested
     * @return true if the value matches; false if it does not
     */
    public boolean matches(int value) {
        return !p1.matches(value);
    }

    /**
     * Get the operand
     * @return the negated predicate
     */

    public IntPredicate getOperand() {
        return p1;
    }
}

