(Java) FTP Download File to a Stream

Demonstrates how to FTP download a file to a Chilkat stream.

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import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    // This example assumes the Chilkat FTP2 API to have been previously unlocked.
    // See FTP2 Unlock Sample for sample code.

    CkFtp2 ftp = new CkFtp2();

    ftp.put_Hostname("my-ftp-server.com");
    ftp.put_Port(21);
    ftp.put_Username("mFtpLogin");
    ftp.put_Password("myFtpPassword");
    ftp.put_AuthTls(true);
    ftp.put_Passive(true);

    // Connect and login to the FTP server using TLS.
    boolean success = ftp.Connect();
    if (success != true) {
        System.out.println(ftp.lastErrorText());
        return;
        }

    // Move to the sub-directory (from the FTP user's home directory) where the file is located.
    success = ftp.ChangeRemoteDir("temp");
    if (success == false) {
        System.out.println(ftp.lastErrorText());
        return;
        }

    // Stream to this local file:
    CkStream streamObj = new CkStream();
    streamObj.put_SinkFile("c:/temp/qa_output/penguins2.jpg");

    success = ftp.GetFileToStream("penguins2.jpg",streamObj);
    if (success == false) {
        System.out.println(ftp.lastErrorText());
        return;
        }

    ftp.Disconnect();

    System.out.println("Success.");
  }
}