(Android™) Get FTP Directory Listing Information

Android™ example showing how to get information about files and subdirectories in the current remote FTP directory.

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.example.com");
    ftp.put_Username("login");
    ftp.put_Password("password");

    // Connect and login to the FTP server.
    boolean success = ftp.Connect();
    if (success != true) {
        Log.i(TAG, ftp.lastErrorText());
        return;
        }

    // The ListPattern property is our directory listing filter.
    // The default value is "*", which includes everything.
    Log.i(TAG, ftp.listPattern());

    // To get file and sub-directory information, simply
    // loop from 0 to ftp.GetDirCount() - 1
    int i;
    int n;
    n = ftp.GetDirCount();
    if (n < 0) {
        Log.i(TAG, ftp.lastErrorText());
        return;
        }

    if (n > 0) {
        for (i = 0; i <= n - 1; i++) {

            // Display the filename
            Log.i(TAG, ftp.getFilename(i));

            // Display the file size (in bytes)
            Log.i(TAG, String.valueOf(ftp.GetSize(i)));

            // Is this a sub-directory?
            if (ftp.GetIsDirectory(i) == true) {
                Log.i(TAG, ".. this is a sub-directory");
                }

            Log.i(TAG, "--");
            }

        }

    Log.i(TAG, "-----------------------------------");

    // Only files and directories
    // matching the ListPattern are returned.
    ftp.put_ListPattern("*.asp");
    n = ftp.GetDirCount();
    if (n < 0) {
        Log.i(TAG, ftp.lastErrorText());
        return;
        }

    if (n > 0) {
        for (i = 0; i <= n - 1; i++) {

            // Display the filename
            Log.i(TAG, ftp.getFilename(i));

            // Display the file size (in bytes)
            Log.i(TAG, String.valueOf(ftp.GetSize(i)));

            Log.i(TAG, "--");
            }

        }

    success = ftp.Disconnect();

  }

  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."
  }
}