(Java) FTPS / Implicit SSL

Demonstrates how to connect using implicit SSL on port 990. The FTP component connects using SSL on port 990, which is the de-facto standard FTP SSL port. Not all FTP servers support implicit SSL. An alternative is to use AUTH SSL (also called AUTH TLS).

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

    CkFtp2 ftp = new CkFtp2();

    // If this example does not work, try using passive mode
    // by setting this to true.
    ftp.put_Passive(false);
    ftp.put_Hostname("ftp.something.com");
    ftp.put_Username("test");
    ftp.put_Password("test");
    ftp.put_Port(990);

    // We don't want AUTH SSL:
    ftp.put_AuthTls(false);

    // We want Implicit SSL:
    ftp.put_Ssl(true);

    // Connect and login to the FTP server.
    boolean success = ftp.Connect();
    if (success != true) {
        System.out.println(ftp.lastErrorText());
        return;
        }
    else {
        // LastErrorText contains information even when
        // successful. This allows you to visually verify
        // that the secure connection actually occurred.
        System.out.println(ftp.lastErrorText());
        }

    System.out.println("FTPS Channel Established!");

    // Do whatever you're doing to do ...
    // upload files, download files, etc...

    success = ftp.Disconnect();
  }
}