(Android™) Use Explicit FTP over TLS

Demonstrates how to connect to an FTP server using explicit FTP over TLS.

Chilkat Android™ Downloads Android™ Java Libraries Android C/C++ Libraries

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

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

    CkFtp2 ftp = new CkFtp2();

    ftp.put_Hostname("ftp.your-ftp-server.com");
    ftp.put_Username("ftpAccountLogin");
    ftp.put_Password("ftpAccountPassword");

    // Indicate that the "AUTH TLS" command should be use to convert the connection to TLS
    // after the initial TCP connection to port 21 is established.
    ftp.put_AuthTls(true);

    // Connect and convert the connection to TLS automatically.
    boolean success = ftp.ConnectOnly();
    if (success != true) {
        Log.i(TAG, ftp.lastErrorText());
        return;
        }

    success = ftp.LoginAfterConnectOnly();
    if (success != true) {
        Log.i(TAG, ftp.lastErrorText());
        return;
        }

    Log.i(TAG, "TLS connection established and successfully authenticated.");

  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}