unit frmLoadSwaggerJson; interface uses Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics, Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Swag.Common.Types, Swag.Doc, Swag.Doc.Definition, Swag.Doc.Path, Swag.Doc.Path.Operation; type TfrmSimpleSwaggerDocDemo = class(TForm) Memo1: TMemo; btnLoadJSON: TButton; lblApiDescription: TLabel; procedure btnLoadJSONClick(Sender: TObject); private { Private declarations } public { Public declarations } end; var frmSimpleSwaggerDocDemo: TfrmSimpleSwaggerDocDemo; implementation {$R *.dfm} uses Json.Common.Helpers, System.IOUtils; procedure TfrmSimpleSwaggerDocDemo.btnLoadJSONClick(Sender: TObject); var vSwagDoc: TSwagDoc; begin vSwagDoc := TSwagDoc.Create; try vSwagDoc.LoadFromFile('swagger.json'); lblApiDescription.Caption := vSwagDoc.Info.Description; vSwagDoc.GenerateSwaggerJson; Memo1.Lines.Clear; Memo1.Lines.Add(vSwagDoc.SwaggerJson.Format); finally FreeAndNil(vSwagDoc); end; end; end.