/*

 * 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.ast.visitor;

public interface Visitable {

    /**

     * Accept method for visitor support.

     *

     * @param <R> the type of the return value of the visitor

     * @param <A> the type the user argument passed to the visitor

     * @param v the visitor implementation

     * @param arg the argument passed to the visitor (of type A)

     * @return the result of the visit (of type R)

     */

    <R, A> R accept(GenericVisitor<R, A> v, A arg);

    /**

     * Accept method for visitor support.

     *

     * @param <A> the type the argument passed for the visitor

     * @param v the visitor implementation

     * @param arg any value relevant for the visitor (of type A)

     */

    <A> void accept(VoidVisitor<A> v, A arg);

}