/*
* Copyright (c) 2005, 2008, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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 General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 6199662 6325201 6726015
* @summary javac: compilation success depends on compilation order
*
* @compile Tree.java TreeScanner.java TreeInfo.java
* @compile TreeInfo.java TreeScanner.java Tree.java
*
* @compile -XDcompilePolicy=bytodo Tree.java TreeScanner.java TreeInfo.java
* @compile -XDcompilePolicy=bytodo TreeInfo.java TreeScanner.java Tree.java
*
* @compile -XDcompilePolicy=byfile Tree.java TreeScanner.java TreeInfo.java
* @compile -XDcompilePolicy=byfile TreeInfo.java TreeScanner.java Tree.java
*
* @compile -XDcompilePolicy=simple Tree.java TreeScanner.java TreeInfo.java
* @compile -XDcompilePolicy=simple TreeInfo.java TreeScanner.java Tree.java
*
* @compile -XDcompilePolicy=check Tree.java TreeScanner.java TreeInfo.java
* @compile -XDcompilePolicy=check TreeInfo.java TreeScanner.java Tree.java
*
* @compile -XDcompilePolicy=attr Tree.java TreeScanner.java TreeInfo.java
* @compile -XDcompilePolicy=attr TreeInfo.java TreeScanner.java Tree.java
*/
package p;
public abstract class Tree {
/** Visit this tree with a given visitor.
*/
public abstract <E extends Throwable> void accept(Visitor<E> v) throws E;
/** A generic visitor class for trees.
*/
public static abstract class Visitor<E extends Throwable> {
public void visitTree(Tree that) throws E { assert false; }
}
}