1999-08-28 08:19:56 +00:00

103 lines
2.7 KiB
C++

/*
* (C) Copyright The MITRE Corporation 1999 All rights reserved.
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* The program provided "as is" without any warranty express or
* implied, including the warranty of non-infringement and the implied
* warranties of merchantibility and fitness for a particular purpose.
* The Copyright owner will not be liable for any damages suffered by
* you as a result of using the Program. In no event will the Copyright
* owner be liable for any special, indirect or consequential damages or
* lost profits even if the Copyright owner has been advised of the
* possibility of their occurrence.
*
* Please see release.txt distributed with this file for more information.
*
*/
/**
* NumberResult
* Represents the a number as the result of evaluating an Expr
* @author <a href="mailto:kvisco@mitre.org">Keith Visco</a>
**/
#include "ExprResult.h"
/**
* Default Constructor
**/
NumberResult::NumberResult() {
value = 0.0;
} //-- NumberResult
NumberResult::NumberResult(const NumberResult& nbrResult) {
this->value = nbrResult.getValue();
} //-- NumberResult
/**
* Creates a new NumberResult with the value of the given double parameter
* @param dbl the double to use for initialization of this NumberResult's value
**/
NumberResult::NumberResult(double dbl) {
this->value = dbl;
} //-- NumberResult
/**
* Returns the value of this NumberResult
* @return the value of this NumberResult
**/
double NumberResult::getValue() const {
return this->value;
} //-- getValue
/**
*
**/
MBool NumberResult::isNaN() const {
return Double::isNaN(value);
} //-- isNaN
/**
* Sets the value of this NumberResult
* @param dbl the double to use for this NumberResult's value
**/
void NumberResult::setValue(double dbl) {
this->value = dbl;
} //-- setValue
/**
* Sets the value of this NumberResult
* @param nbrResult the NumberResult to use for setting this NumberResult's value
**/
void NumberResult::setValue(const NumberResult& nbrResult) {
this->value = nbrResult.getValue();
} //-- setValue
/*
* Virtual Methods from ExprResult
*/
short NumberResult::getResultType() {
return ExprResult::NUMBER;
} //-- getResultType
void NumberResult::stringValue(String& str) {
int intVal = (int)value;
if (intVal == value) { //-- no fraction
Integer::toString(intVal, str);
}
else Double::toString(value, str);
} //-- stringValue
MBool NumberResult::booleanValue() {
return (MBool)(this->value != 0.0);
} //-- booleanValue
double NumberResult::numberValue() {
return this->value;
} //-- numberValue