synergynet3.web.apps.numbernet.expressionevaluator

Class ExpressionEvaluator

java.lang.Object

synergynet3.web.apps.numbernet.expressionevaluator.ExpressionEvaluator

public class ExpressionEvaluator
extends java.lang.Object

The Class ExpressionEvaluator.

Constructor Summary

Constructors

Constructor and Description
ExpressionEvaluator() Instantiates a new expression evaluator.

Method Summary

Methods

Modifier and Type	Method and Description
double	evaluate(java.lang.String expression) Evaluate.
static ExpressionEvaluator	getInstance() Gets the single instance of ExpressionEvaluator.
static void	main(java.lang.String[] args) The main method.

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpressionEvaluator

public ExpressionEvaluator()

Instantiates a new expression evaluator.

Method Detail

getInstance

public static ExpressionEvaluator getInstance()

Gets the single instance of ExpressionEvaluator.

Returns:

single instance of ExpressionEvaluator

main

public static void main(java.lang.String[] args)

The main method.

Parameters:

args - the arguments

evaluate

public double evaluate(java.lang.String expression)
                throws java.lang.Exception

Evaluate.

Parameters:

expression - the expression

Returns:

the double

Throws:

java.lang.Exception - the exception