public void Save()
{
ThirdPartyLibraryExportPDF thirdPartyLibraryExportPDF = new ThirdPartyLibraryExportPDF
();
thirdPartyLibraryExportPDF.Export();
}
static void Main(string[] args)
{
Console.WriteLine("Hello To Design Patterns!");
IExport export = new ExportToExcel();
export.Save();
export = new ExportToWord();
export.Save();
Console.WriteLine("Adapter : Before");
ThirdPartyLibraryExportPDF thirdPartyLibraryExportPDF = new ThirdPartyLibraryExportPDF();
thirdPartyLibraryExportPDF.Export();
Console.WriteLine("Adapter : After");
export = new PDFExportAdaptor();
export.Save();
Console.WriteLine("Factory : Before");
//ITax tax = new Tax1();
ITax tax = new NewTax();//No decoupling because each time there is a change
//we need to change it here in the client side. Solution: centralise the New Keyword/Create
tax.Calculate();
Console.WriteLine("Factory : After");
ITax tx = SimpleFactory.Create(1);
tx.Calculate();
Console.WriteLine("Iterator : Before");
Report report = new Report();
report.GetCountries();
Console.WriteLine("Iterator : After");
IEnumerable <Country> coun = report.GetCountries();
Console.ReadLine();
}