timecardtransaction.cpp

著名的uncle Bob的Agile software development的代码

#include "TimeCardTransaction.h"
#include "Employee.h"
#include "PayrollDatabase.h"
#include "HourlyClassification.h"
#include "TimeCard.h"
#include "Date.h"

extern PayrollDatabase GpayrollDatabase;

TimeCardTransaction::~TimeCardTransaction()
{
}

TimeCardTransaction::TimeCardTransaction(const Date& date, double hours, int empid)
  : itsDate(date)
  , itsHours(hours)
  , itsEmpid(empid)
{
}

void TimeCardTransaction::Execute()
{
  Employee* e = GpayrollDatabase.GetEmployee(itsEmpid);
  if (e){
    PaymentClassification* pc = e->GetClassification();
    if (HourlyClassification* hc = dynamic_cast<HourlyClassification*>(pc)) {
      hc->AddTimeCard(new TimeCard(itsDate, itsHours));
    } else
      throw("Tried to add timecard to non-hourly employee");
  } else
    throw("No such employee.");
}