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// Fig. 10.33: fig10_33.cpp
// Driver for Employee hierarchy.
#include <iostream>
using std::cout;
using std::endl;
using std::fixed;
#include <iomanip>
using std::setprecision;
#include <vector>
using std::vector;
#include <typeinfo>
#include "employee.h" // Employee base class
#include "salaried.h" // SalariedEmployee class
#include "commission.h" // CommissionEmployee class
#include "baseplus.h" // BasePlusCommissionEmployee class
#include "hourly.h" // HourlyEmployee class
int main()
{
// set floating-point output formatting
cout << fixed << setprecision( 2 );
// create vector employees
vector < Employee * > employees( 4 );
// initialize vector with Employees
employees[ 0 ] = new SalariedEmployee( "John", "Smith",
"111-11-1111", 800.00 );
employees[ 1 ] = new CommissionEmployee( "Sue", "Jones",
"222-22-2222", 10000, .06 );
employees[ 2 ] = new BasePlusCommissionEmployee( "Bob",
"Lewis", "333-33-3333", 300, 5000, .04 );
employees[ 3 ] = new HourlyEmployee( "Karen", "Price",
"444-44-4444", 16.75, 40 );
// generically process each element in vector employees
for ( int i = 0; i < employees.size(); i++ ) {
// output employee information
employees[ i ]->print();
// downcast pointer
BasePlusCommissionEmployee *commissionPtr =
dynamic_cast < BasePlusCommissionEmployee * >
( employees[ i ] );
// determine whether element points to base-salaried
// commission worker
if ( commissionPtr != 0 ) {
cout << "old base salary: $"
<< commissionPtr->getBaseSalary() << endl;
commissionPtr->setBaseSalary(
1.10 * commissionPtr->getBaseSalary() );
cout << "new base salary with 10% increase is: $"
<< commissionPtr->getBaseSalary() << endl;
} // end if
cout << "earned $" << employees[ i ]->earnings() << endl;
} // end for
// release memory held by vector employees
for ( int j = 0; j < employees.size(); j++ ) {
// output class name
cout << "\ndeleting object of "
<< typeid( *employees[ j ] ).name();
delete employees[ j ];
} // end for
cout << endl;
return 0;
} // end main
/**************************************************************************
* (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
* Hall. All Rights Reserved. *
* *
* DISCLAIMER: The authors and publisher of this book have used their *
* best efforts in preparing the book. These efforts include the *
* development, research, and testing of the theories and programs *
* to determine their effectiveness. The authors and publisher make *
* no warranty of any kind, expressed or implied, with regard to these *
* programs or to the documentation contained in these books. The authors *
* and publisher shall not be liable in any event for incidental or *
* consequential damages in connection with, or arising out of, the *
* furnishing, performance, or use of these programs. *
*************************************************************************/
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