public DefaultPayeCalculationEngineFactory(ITaxConfigurationDataProvider taxConfigurationDataProvider)
{
this.taxConfigurationDataProvider = taxConfigurationDataProvider;
var interfaceTypes = typeof(DefaultNiCalculationEngineFactory).Assembly.ExportedTypes
.Where(t => typeof(IPayeCalculationEngine).IsAssignableFrom(t));
// One engine can span multiple years
var allTypes = interfaceTypes.SelectMany(t =>
t.GetCustomAttributes(typeof(CalculationEngineTaxYearAttribute), false).Select(
a => new
{
((CalculationEngineTaxYearAttribute)a).TaxYear,
Type = t
}));
discoveredPayeCalculationEngines = allTypes.ToDictionary(m => m.TaxYear, m => m.Type);
}
public DefaultStatutoryCalculationEngineFactory(ITaxConfigurationDataProvider taxConfigurationDataProvider, IBankHolidayConfigurationDataProvider bankHolidayConfigurationDataProvider)
{
this.taxConfigurationDataProvider = taxConfigurationDataProvider;
this.bankHolidayConfigurationDataProvider = bankHolidayConfigurationDataProvider;
var interfaceTypes = typeof(DefaultStatutoryCalculationEngineFactory).Assembly.ExportedTypes.Where(t =>
typeof(IStatutorySickPayCalculationEngine).IsAssignableFrom(t) ||
typeof(IStatutoryPaternityPayCalculationEngine).IsAssignableFrom(t) ||
typeof(IStatutoryMaternityPayCalculationEngine).IsAssignableFrom(t)
);
// One engine can span multiple years
var allTypes = interfaceTypes.SelectMany(t =>
t.GetCustomAttributes(typeof(CalculationEngineTaxYearAttribute), false).Select(
a => new
{
((CalculationEngineTaxYearAttribute)a).TaxYear,
Type = t
}));
discoveredSspCalculationEngines = allTypes.Where(t => typeof(IStatutorySickPayCalculationEngine).IsAssignableFrom(t.Type)).ToDictionary(m => m.TaxYear, m => m.Type);
discoveredSmpCalculationEngines = allTypes.Where(t => typeof(IStatutoryMaternityPayCalculationEngine).IsAssignableFrom(t.Type)).ToDictionary(m => m.TaxYear, m => m.Type);
discoveredSppCalculationEngines = allTypes.Where(t => typeof(IStatutoryPaternityPayCalculationEngine).IsAssignableFrom(t.Type)).ToDictionary(m => m.TaxYear, m => m.Type);
}
public DefaultStudentLoanCalculationEngineFactory(ITaxConfigurationDataProvider taxConfigurationDataProvider)
{
this.taxConfigurationDataProvider = taxConfigurationDataProvider;
}
