/*

 * Copyright (C) 2007-2010 Júlio Vilmar Gesser.

 * Copyright (C) 2011, 2013-2021 The JavaParser Team.

 *

 * This file is part of JavaParser.

 *

 * JavaParser can be used either under the terms of

 * a) the GNU Lesser General Public License as published by

 *     the Free Software Foundation, either version 3 of the License, or

 *     (at your option) any later version.

 * b) the terms of the Apache License

 *

 * You should have received a copy of both licenses in LICENCE.LGPL and

 * LICENCE.APACHE. Please refer to those files for details.

 *

 * JavaParser is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU Lesser General Public License for more details.

 */

package com.github.javaparser.printer.lexicalpreservation;

import com.github.javaparser.printer.concretesyntaxmodel.CsmMix;

/**

 * Elements in a CsmMix have been reshuffled. It could also mean that

 * some new elements have been added or removed to the mix.

 */

public class Reshuffled implements DifferenceElement {

    private final CsmMix previousOrder;

    private final CsmMix nextOrder;

    Reshuffled(CsmMix previousOrder, CsmMix nextOrder) {

        this.previousOrder = previousOrder;

        this.nextOrder = nextOrder;

    }

    @Override

    public String toString() {

        return "Reshuffled{" + nextOrder + ", previous="+ previousOrder+ '}';

    }

    @Override

    public boolean equals(Object o) {

        if (this == o) return true;

        if (o == null || getClass() != o.getClass()) return false;

        Reshuffled that = (Reshuffled) o;

        if (!previousOrder.equals(that.previousOrder)) return false;

        return nextOrder.equals(that.nextOrder);

    }

    @Override

    public int hashCode() {

        int result = previousOrder.hashCode();

        result = 31 * result + nextOrder.hashCode();

        return result;

    }

    @Override

    public CsmMix getElement() {

        return nextOrder;

    }

    public CsmMix getPreviousOrder() {

        return previousOrder;

    }

    public CsmMix getNextOrder() {

        return nextOrder;

    }

    @Override

    public boolean isAdded() {

        return false;

    }

    @Override

    public boolean isRemoved() {

        return false;

    }

}