Pascal (Lazarus/Delphi)

Add Trusted Certificate to JKS

See more Java KeyStore (JKS) Examples

Adds a trusted certificate to a Java keystore file. Pascal (Lazarus/Delphi)

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.Cert,
  Chilkat.JavaKeyStore;

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

procedure RunDemo;
var
  success: Boolean;
  jks: TJavaKeyStore;
  jksPassword: string;
  jksPath: string;
  cert: TCert;
  alias: string;

begin
  success := False;

  //  This requires the Chilkat API to have been previously unlocked.
  //  See Global Unlock Sample for sample code.

  jks := TJavaKeyStore.Create;

  jksPassword := 'secret';
  jksPath := '/myJksTrustedCerts/cacerts.jks';

  //  Load the Java keystore from a file.
  success := jks.LoadFile(jksPassword,jksPath);
  if (success <> True) then
    begin
      WriteLn(jks.LastErrorText);
      Exit;
    end;

  cert := TCert.Create;

  //  The cert's LoadFrommFile method can load a certificate from
  //  virtually any format.  It will automatically determine the format
  //  and load appropriately.
  success := cert.LoadFromFile('/certFiles/myNewTrustedCert.pem');
  if (success <> True) then
    begin
      WriteLn(cert.LastErrorText);
      Exit;
    end;

  //  The alias can be anything.  It's basically just a label 
  //  used within the JKS associated with the entry.  It should
  //  be unique among aliases within the JKS file.
  alias := 'habanero';

  success := jks.AddTrustedCert(cert,alias);
  if (success <> True) then
    begin
      WriteLn(jks.LastErrorText);
      Exit;
    end;

  //  Write the JKS containing the new certificate.
  success := jks.ToFile(jksPassword,jksPath);
  if (success <> True) then
    begin
      WriteLn(jks.LastErrorText);
      Exit;
    end;

  WriteLn('Added a trusted certificate to the JKS.');


  jks.Free;
  cert.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.