1
2
3 package net.sourceforge.pmd.ast;
4
5
6
7
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 *
32 * @param i the child index. Must be nonnegative and less than
33 * {@link #jjtGetNumChildren}.
34 */
35 public Node jjtGetChild(int i);
36
37 /*** Return the number of children the node has. */
38 public int jjtGetNumChildren();
39
40 /*** Accept the visitor. **/
41 public Object jjtAccept(JavaParserVisitor visitor, Object data);
42 }