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- /* *******************************************************************
- * Copyright (c) 1999-2001 Xerox Corporation,
- * 2002 Palo Alto Research Center, Incorporated (PARC).
- * All rights reserved.
- * This program and the accompanying materials are made available
- * under the terms of the Common Public License v1.0
- * which accompanies this distribution and is available at
- * http://www.eclipse.org/legal/cpl-v10.html
- *
- * Contributors:
- * Xerox/PARC initial implementation
- * ******************************************************************/
-
- package org.aspectj.testing.compare;
- /**
- * Visit a node-pair in the trees,
- * signalling whether to continue traversal.
- */
- public interface GenericTreeNodesVisitorI {
- /**
- * Visit nodes in parallel trees.
- * One (but not both) of the input nodes may be null.
- * @param lhs the GenericTreeNode on the left-hand-side of a binary operation
- * (may be null)
- * @param lhs the GenericTreeNode on the right-hand-side of a binary operation
- * (may be null)
- * @return true if should continue visiting
- */
- public boolean visit(GenericTreeNode lhs, GenericTreeNode rhs);
- }
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