org.vedantatree.expressionoasis.expressions.arithmatic

Class SubtractExpression

java.lang.Object

org.vedantatree.expressionoasis.expressions.BinaryOperatorExpression

org.vedantatree.expressionoasis.expressions.arithmatic.SubtractExpression

All Implemented Interfaces:

Expression

public class SubtractExpression
extends BinaryOperatorExpression

This class expression performs the subtraction

Version:

1.0 Added support for nulls, 1.1

Author:

Parmod Kamboj, Mohit Gupta, Kris Marwood

Constructor Summary

Constructors

Constructor and Description
SubtractExpression()

Method Summary

Modifier and Type	Method and Description
ValueObject	getValue() Performs the substraction.

Methods inherited from class org.vedantatree.expressionoasis.expressions.BinaryOperatorExpression

accept, getLeftOperandExpression, getReturnType, getRightOperandExpression, initialize, toString, uninitialize

Methods inherited from class java.lang.Object

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

Constructor Detail

SubtractExpression

public SubtractExpression()

Method Detail

getValue

public ValueObject getValue()
                     throws ExpressionEngineException

Performs the substraction.

Specified by:

getValue in interface Expression

Overrides:

getValue in class BinaryOperatorExpression

Returns:

the value of expression (after expression evaluation)

Throws:

ExpressionEngineException - if there is any problem during execution

See Also:

Expression.getValue()