Delphi DLL

S3 Upload String

See more Amazon S3 Examples

Demonstrates how to upload an in-memory string to the Amazon S3 service. Delphi DLL

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Http;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
http: HCkHttp;
bucketName: PWideChar;
objectName: PWideChar;
charset: PWideChar;
contentType: PWideChar;
objectContent: PWideChar;

begin
success := False;

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

http := CkHttp_Create();

// Insert your access key here:
CkHttp_putAwsAccessKey(http,'ABQXXABC83ABCDEFVQXX');

// Insert your secret key here:
CkHttp_putAwsSecretKey(http,'XXXXYYYYabcdABCD12345678xxxxyyyyzzzz');

bucketName := 'chilkattestbucket';

objectName := 'helloWorld.txt';

// The charset indicates the character encoding to be used.
// Internal to the S3_UploadString method, the characters
// are converted to this encoding prior to uploading.
charset := 'utf-8';

// The Content-Type has the form  type/subtype, such as application/pdf, application/json, image/jpeg, etc.
// See Explaining Content-Types
contentType := 'text/plain';

objectContent := 'Hello World!';

// Upload the string.
// This creates an object named "helloWorld.txt" in the
// bucket "chilkattestbucket" containing the text "Hello World!"
success := CkHttp_S3_UploadString(http,objectContent,charset,contentType,bucketName,objectName);

if (success <> True) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
  end
else
  begin
    Memo1.Lines.Add('String uploaded.');
  end;

CkHttp_Dispose(http);

end;