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Java > Open Source Codes > org > objectweb > speedo > query > parser > Node


1 /* Generated By:JJTree: Do not edit this line. Node.java */
2
3 package org.objectweb.speedo.query.parser;
4
5 /* All AST nodes must implement this interface. It provides basic
6    machinery for constructing the parent and child relationships
7    between nodes. */
8
9 public interface Node {
10
11     /** This method is called after the node has been made the current
12      node. It indicates that child nodes can now be added to it. */
13     public void jjtOpen();
14
15     /** This method is called after all the child nodes have been
16      added. */
17     public void jjtClose();
18
19     /** This pair of methods are used to inform the node of its
20      parent. */
21     public void jjtSetParent(Node n);
22
23     public Node jjtGetParent();
24
25     /** This method tells the node to add its argument to the node's
26      list of children. */
27     public void jjtAddChild(Node n, int i);
28
29     /** This method returns a child node. The children are numbered
30      from zero, left to right. */
31     public Node jjtGetChild(int i);
32
33     /** Return the number of children the node has. */
34     public int jjtGetNumChildren();
35
36     /** Accept the visitor. **/
37     public Object JavaDoc jjtAccept(SpeedoQLVisitor visitor, Object JavaDoc data);
38 }
39
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