Package org.apache.taglibs.standard.lang.jstl

Class ArithmeticOperator

java.lang.Object

org.apache.taglibs.standard.lang.jstl.BinaryOperator

org.apache.taglibs.standard.lang.jstl.ArithmeticOperator

Direct Known Subclasses:

MinusOperator, MultiplyOperator, PlusOperator

public abstract class ArithmeticOperator
extends BinaryOperator

This is the superclass for all binary arithmetic operators

Version:

$Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: kchung $

Author:

Nathan Abramson - Art Technology Group

Constructor Summary

Constructors

Constructor	Description
ArithmeticOperator()

Method Summary

Modifier and Type	Method	Description
abstract double	apply(double pLeft, double pRight, Logger pLogger)	Applies the operator to the given double values, returning a double
abstract long	apply(long pLeft, long pRight, Logger pLogger)	Applies the operator to the given double values, returning a double
java.lang.Object	apply(java.lang.Object pLeft, java.lang.Object pRight, java.lang.Object pContext, Logger pLogger)	Applies the operator to the given value

Methods inherited from class org.apache.taglibs.standard.lang.jstl.BinaryOperator

getOperatorSymbol, shouldCoerceToBoolean, shouldEvaluate

Methods inherited from class java.lang.Object

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

Constructor Detail

ArithmeticOperator

public ArithmeticOperator()

Method Detail

apply

public java.lang.Object apply(java.lang.Object pLeft,
                              java.lang.Object pRight,
                              java.lang.Object pContext,
                              Logger pLogger)
                       throws ELException

Applies the operator to the given value

Specified by:

apply in class BinaryOperator

Throws:

ELException

apply

public abstract double apply(double pLeft,
                             double pRight,
                             Logger pLogger)

Applies the operator to the given double values, returning a double

apply

public abstract long apply(long pLeft,
                           long pRight,
                           Logger pLogger)

Applies the operator to the given double values, returning a double