picasso.parser
Class LogAnalyzer

java.lang.Object
  picasso.parser.UnaryFunctionAnalyzer
      picasso.parser.LogAnalyzer

All Implemented Interfaces:

SemanticAnalyzerInterface

public class LogAnalyzer
extends UnaryFunctionAnalyzer

Handles parsing the logarithm function.

Author:

Samuel Reed

Constructor Summary

LogAnalyzer()

Method Summary

ExpressionTreeNode

generateExpressionTree(java.util.Stack<Token> tokens)

Methods inherited from class java.lang.Object

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

Constructor Detail

LogAnalyzer

public LogAnalyzer()

Method Detail

generateExpressionTree

public ExpressionTreeNode generateExpressionTree(java.util.Stack<Token> tokens)

Specified by:

generateExpressionTree in interface SemanticAnalyzerInterface

Specified by:

generateExpressionTree in class UnaryFunctionAnalyzer

Parameters:

tokens - , in postfix order

Returns:

the root node for the expression represented by the top token