Class OpExprNode

java.lang.Object
  ASTNode
      ExprNode
          OpExprNode

public class OpExprNode
extends ExprNode

An AST node representing an operator applied to one or two operands, as in "exp1 + exp2" or "NOT exp".

Nested Class Summary

Nested classes/interfaces inherited from class ASTNode

ASTNode.DataType

Constructor Summary

OpExprNode(ExprNode left, ExprNode right, ASTNode.Opcode opcode)
Creates a new OpExprNode.

Method Summary

void	unparse(java.io.PrintWriter p, int level) Prints a source representation of the tree rooted at this node on output stream p.

Methods inherited from class ASTNode

indent

Methods inherited from class java.lang.Object

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

Constructor Detail

OpExprNode

public OpExprNode(ExprNode left,
                  ExprNode right,
                  ASTNode.Opcode opcode)

Creates a new OpExprNode.

Parameters:

left - the left operand. Will be null if the operator is a unary operator.

right - the right operand.

opcode - the opcode.

Method Detail

unparse

public void unparse(java.io.PrintWriter p,
                    int level)

Prints a source representation of the tree rooted at this node on output stream p.

Specified by:

unparse in class ASTNode

Parameters:

p - the place to display the output.

level - the number of levels of indentation to use if the output requires more than one line.