Class TreeNode2

java.lang.Object
  TreeNode
      TreeNode2

public class TreeNode2

extends TreeNode

TreeNode2 extends TreeNode by adding two child components, which are references other TreeNodes. Hence, TreeNode2 is used to represent binary syntactic constructs in a parse tree.

Field Summary

TreeNode	child1 Reference to the left child of this node.
TreeNode	child2 Reference to the right child of this node.

Fields inherited from class TreeNode

id

Constructor Summary

TreeNode2(int id, TreeNode child1, TreeNode child2)
Construct this with the given id and child TreeNode references.

TreeNode2(int id, TreeNode child1, TreeNode child2, int line, int column)
A la the other constructor, but with line and column numbers.

Method Summary

java.lang.String

toString(int level) Return the String representation of this subtree, which is the String value of its ID, followed on the next two indented lines by the recursive toString of its two children.

Methods inherited from class TreeNode

symPrint, toString, toStringLineAndColumn

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

child1

public TreeNode child1

Reference to the left child of this node.

child2

public TreeNode child2

Reference to the right child of this node.

Constructor Detail

TreeNode2

public TreeNode2(int id,
                 TreeNode child1,
                 TreeNode child2)

Construct this with the given id and child TreeNode references. Set the line and column fields to -1 to indicate that they have not been explicitly initialized.

TreeNode2

public TreeNode2(int id,
                 TreeNode child1,
                 TreeNode child2,
                 int line,
                 int column)

A la the other constructor, but with line and column numbers.

Method Detail

toString

public java.lang.String toString(int level)

Return the String representation of this subtree, which is the String value of its ID, followed on the next two indented lines by the recursive toString of its two children. See the documentation for TreeNode.toString() for a general description the way trees are represented as strings.

Specified by:

toString in class TreeNode