Java

SFTP Get File Date/Times in Different Formats

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

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[])
  {
    boolean success = false;

    //  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;
    success = sftp.Connect(hostname,port);
    if (success == false) {
        System.out.println(sftp.lastErrorText());
        return;
        }

    //  Authenticate with the SSH server. 
    success = sftp.AuthenticatePw("myLogin","myPassword");
    if (success == false) {
        System.out.println(sftp.lastErrorText());
        return;
        }

    //  After authenticating, the SFTP subsystem must be initialized:
    success = sftp.InitializeSftp();
    if (success == false) {
        System.out.println(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() == false) {
        System.out.println(sftp.lastErrorText());
        return;
        }

    //  Download the directory listing:

    CkSFtpDir dirListing = new CkSFtpDir();
    success = sftp.ReadDirListing(handle,dirListing);
    if (success == false) {
        System.out.println(sftp.lastErrorText());
        return;
        }

    //  Close the directory handle
    success = sftp.CloseHandle(handle);
    if (success == false) {
        System.out.println(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")
    CkSFtpFile fileObj = new CkSFtpFile();
    CkStringBuilder sbFilename = new CkStringBuilder();
    boolean caseSensitive = false;
    boolean bLocalDateTime = false;

    CkDateTime dt = new CkDateTime();
    int i = 0;
    int n = dirListing.get_NumFilesAndDirs();
    while (i < n) {

        success = dirListing.FileAt(i,fileObj);
        if (success == false) {
            System.out.println(dirListing.lastErrorText());
            return;
            }

        System.out.println(fileObj.filename());

        //  Get the last-modified date/time
        dt.SetFromRfc822(fileObj.lastModifiedTimeStr());

        //  Get the date/time in other formats offered by the CkDateTime object.

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

        //  such as 1990-12-31T23:59:60Z
        System.out.println("Timestamp: " + dt.getAsTimestamp(bLocalDateTime));

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

        i = i+1;
        }

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