/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */
/* Generated By:JJTree: Do not edit this line. Node.java */
/* JJT: 0.3pre1 */

package Mini;

/** All AST nodes must implement this interface.  It provides basic
   machinery for constructing the parent and child relationships
   between nodes. */
public interface Node {

  /** This method is called after the node has been made the current
    node.  It indicates that child nodes can now be added to it. */
  void jjtOpen();

  /** This method is called after all the child nodes have been
    added. */
  void jjtClose();

  /** This pair of methods are used to inform the node of its
    parent. */
  void jjtSetParent(Node n);

  Node jjtGetParent();

  /** This method tells the node to add its argument to the node's
    list of children.  */
  void jjtAddChild(Node n, int i);

  /** This method returns a child node.  The children are numbered
     from zero, left to right. */
  Node jjtGetChild(int i);

  /** Return the number of children the node has. */
  int jjtGetNumChildren();
}
