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Java > Open Source Codes > bsh > Node


1 /*****************************************************************************
2  * *
3  * This file is part of the BeanShell Java Scripting distribution. *
4  * Documentation and updates may be found at http://www.beanshell.org/ *
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6  * Sun Public License Notice: *
7  * *
8  * The contents of this file are subject to the Sun Public License Version *
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10  * the License. A copy of the License is available at http://www.sun.com *
11  * *
12  * The Original Code is BeanShell. The Initial Developer of the Original *
13  * Code is Pat Niemeyer. Portions created by Pat Niemeyer are Copyright *
14  * (C) 2000. All Rights Reserved. *
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18  * Alternatively, the contents of this file may be used under the terms of *
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28  * Patrick Niemeyer (pat@pat.net) *
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30  * http://www.pat.net/~pat/ *
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32  *****************************************************************************/
33
34
35 /* Generated By:JJTree: Do not edit this line. Node.java */
36
37 package bsh;
38
39 /*
40     All BSH nodes must implement this interface. It provides basic
41     machinery for constructing the parent and child relationships
42     between nodes.
43 */
44 interface Node extends java.io.Serializable JavaDoc
45 {
46 /**
47     This method is called after the node has been made the current
48     node. It indicates that child nodes can now be added to it.
49 */
50     public void jjtOpen();
51
52 /**
53     This method is called after all the child nodes have been
54     added.
55 */
56     public void jjtClose();
57
58 /**
59     This pair of methods are used to inform the node of its
60     parent.
61 */
62     public void jjtSetParent(Node n);
63     public Node jjtGetParent();
64
65 /**
66     This method tells the node to add its argument to the node's
67     list of children.
68 */
69     public void jjtAddChild(Node n, int i);
70
71 /**
72     This method returns a child node. The children are numbered
73     from zero, left to right.
74 */
75     public Node jjtGetChild(int i);
76
77 /**
78     Return the number of children the node has.
79 */
80     public int jjtGetNumChildren();
81 }
82
83
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