Lazarus Pascal

Setting a HTTP Max Response Size

Demonstrates the MaxResponseSize property. Lazarus Pascal

program ChilkatDemo;

// Demonstrates using the Chilkat Pascal wrapper via the C bridge DLL.
// Builds as a console application under Lazarus (FPC) or Delphi.

{$IFDEF FPC}
  {$MODE DELPHI}
{$ENDIF}
{$APPTYPE CONSOLE}

uses
  {$IFDEF UNIX}
  cthreads,
  {$ENDIF}
  SysUtils,
  CkDllLoader,
  Chilkat.Http;

// ---------------------------------------------------------------------------

procedure RunDemo;
var
  success: Boolean;
  http: THttp;
  maxSz: LongWord;
  xmlStr: string;

begin
  success := False;

  http := THttp.Create;

  maxSz := 16384;
  http.MaxResponseSize := maxSz;

  //  Try to get something larger, such as hamlet.xml which is 279658 bytes
  xmlStr := http.QuickGetStr('https://chilkatsoft.com/hamlet.xml');
  if (http.LastMethodSuccess = False) then
    begin
      //  If the LastErrorText contains the string "MaxResponseSize",
      //  then the HTTP request failed because the response body would've been larger than the max allowed response size.
      WriteLn(http.LastErrorText);
      Exit;
    end;

  WriteLn('OK');


  http.Free;

end;

// ---------------------------------------------------------------------------

begin

  try
    RunDemo;
  except
    on E: Exception do
      WriteLn('Unhandled exception: ', E.ClassName, ': ', E.Message);
  end;

  WriteLn;
  {$IFDEF MSWINDOWS}
  WriteLn('Press Enter to exit...');
  ReadLn;
  {$ENDIF}
end.