2362N/A * Copyright (c) 1997, 2003, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 2362N/A * published by the Free Software Foundation. Oracle designates this 0N/A * particular file as subject to the "Classpath" exception as provided 2362N/A * by Oracle in the LICENSE file that accompanied this code. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2362N/A * or visit www.oracle.com if you need additional information or have any 0N/A/* All AST nodes must implement this interface. It provides basic 0N/A machinery for constructing the parent and child relationships 0N/A /** This method is called after the node has been made the current 0N/A node. It indicates that child nodes can now be added to it. */ 0N/A /** This method is called after all the child nodes have been 0N/A /** This pair of methods are used to inform the node of its 0N/A /** This method tells the node to add its argument to the node's 0N/A list of children. */ 0N/A /** This method returns a child node. The children are numbered 0N/A from zero, left to right. */ 0N/A /** Return the number of children the node has. */