Answered: problem on line 29 //On GLasses.cpp…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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I have a problem on line 29

//On GLasses.cpp
#include "Glasses.h"

Glasses::Glasses()
{
color = "unknonw";
prescription = 0.0f;

}

Glasses::Glasses(string color, float prescription)
{
setColor(color);
setPrescription(prescription);
}
Glasses::~Glasses(void) {

}

// behaviors
string Glasses::toString(void)
{
string strPrescription = to_string(prescription);
strPrescription = strPrescription.substr(0, 4);

return "Color: " + (color) + ", Prescription: " + (prescription);
}

// accessors and mutators
string Glasses::getColor(void)
{
return color;
}
void Glasses::setColor(string color)
{
if (color.length() > 0)
this -> color = color;
else
this->color = "unknown";
}

float Glasses::getPrescription(void)
{
return prescription;
}
void Glasses::setPrescription(float prescription)
{
if (prescription > 0.0f)
this->prescription = prescription;

else
this->prescription = 0.0f;
}

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