(Android™) SFTP Get File Date/Times in Different Formats

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Demonstrates how to get remote file date/times in different formats.

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

    CkSFtp sftp = new CkSFtp();

    // Connect to the SSH server.  
    String hostname = "my-sftp-server.com";
    int port = 22;
    boolean success = sftp.Connect(hostname,port);
    if (success != true) {
        Log.i(TAG, sftp.lastErrorText());
        return;
        }

    // Authenticate with the SSH server. 
    success = sftp.AuthenticatePw("myLogin","myPassword");
    if (success != true) {
        Log.i(TAG, sftp.lastErrorText());
        return;
        }

    // After authenticating, the SFTP subsystem must be initialized:
    success = sftp.InitializeSftp();
    if (success != true) {
        Log.i(TAG, sftp.lastErrorText());
        return;
        }

    // Open a directory on the server...
    // This example opens the "junk" directory located under the HOME directory of the SSH user account.
    String handle = sftp.openDir("junk");
    if (sftp.get_LastMethodSuccess() != true) {
        Log.i(TAG, sftp.lastErrorText());
        return;
        }

    // Download the directory listing:
    CkSFtpDir dirListing = sftp.ReadDir(handle);
    if (sftp.get_LastMethodSuccess() != true) {
        Log.i(TAG, sftp.lastErrorText());
        return;
        }

    // Close the directory handle
    success = sftp.CloseHandle(handle);
    if (success != true) {
        Log.i(TAG, sftp.lastErrorText());
        return;
        }

    // Iterate over the files.
    // Examine each filename and indicate those that match *FICHERO*.pdf
    // (i.e. the filename contains the word "FICHERO" and ends in ".pdf")
    int i = 0;
    int n = dirListing.get_NumFilesAndDirs();
    CkStringBuilder sbFilename = new CkStringBuilder();
    boolean caseSensitive = false;
    boolean bLocalDateTime = false;
    while (i < n) {
        CkSFtpFile fileObj = dirListing.GetFileObject(i);
        Log.i(TAG, fileObj.filename());

        // Get the last-modified date/time
        CkDateTime dt = fileObj.GetLastModifiedDt();

        // Get the date/time in any format offered by the CkDateTime object.

        // such as Wed, 18 Oct 2017 09:08:21 GMT
        Log.i(TAG, "RFC822 format: " + dt.getAsRfc822(bLocalDateTime));

        // such as 1990-12-31T23:59:60Z
        Log.i(TAG, "Timestamp: " + dt.getAsTimestamp(bLocalDateTime));

        // Such as: "02/16/2008 12:15:12"  where hour is 0 to 23.
        Log.i(TAG, "RFC822 format: " + dt.getAsIso8601("MM/DD/YYYY hh:mm:ss",bLocalDateTime));

        i = i + 1;
        }

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

  }

  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."
  }
}