print_n_employees.h

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// Based on "Design Patterns: Elements of Reusable Object-Oriented Software"
// book by Erich Gamma, John Vlissides, Ralph Johnson, and Richard Helm 
//
// Created by Bartosz Rachwal. The National Institute of Advanced Industrial Science and Technology, Japan.

#ifndef OPERATIONAL_ITERATOR_PRINT_N_EMPLOYEES_H_
#define OPERATIONAL_ITERATOR_PRINT_N_EMPLOYEES_H_

#include "list_traverser.h"
#include "employee.h"

namespace operational
{
namespace iterator
{
class PrintNEmployees : public ListTraverser<Employee*>
{
    public:
    PrintNEmployees(List<Employee*>* aList, int n);
    ~PrintNEmployees() override;

    bool Traverse() override;

    protected:
    bool ProcessItem(Employee* const&) override;

    private:
    int total_;
    int count_;
};
}
}

#endif