// Fig. 13.14: Employee.cpp
// Abstract-base-class Employee member-function definitions.
// Note: No definitions are given for pure virtual functions.
#include <iostream>
using std::cout;

#include "Employee.h" // Employee class definition

// constructor
Employee::Employee( const string &first, const string &last,
   const string &ssn )
   : firstName( first ), lastName( last ), socialSecurityNumber( ssn )
{
   // empty body 
} // end Employee constructor

// set first name
void Employee::setFirstName( const string &first ) 
{ 
   firstName = first;  
} // end function setFirstName

// return first name
string Employee::getFirstName() const 
{ 
   return firstName;  
} // end function getFirstName

// set last name
void Employee::setLastName( const string &last )
{
   lastName = last;   
} // end function setLastName

// return last name
string Employee::getLastName() const
{
   return lastName;   
} // end function getLastName

// set social security number
void Employee::setSocialSecurityNumber( const string &ssn )
{
   socialSecurityNumber = ssn; // should validate
} // end function setSocialSecurityNumber

// return social security number
string Employee::getSocialSecurityNumber() const
{
   return socialSecurityNumber;   
} // end function getSocialSecurityNumber

// print Employee's information (virtual, but not pure virtual)
void Employee::print() const
{ 
   cout << getFirstName() << ' ' << getLastName() 
      << "\nsocial security number: " << getSocialSecurityNumber(); 
} // end function print

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