(Java) Get Number of FIles in Directory, not including sub-directories

Java example demonstrating how to get the number of files in a directory not including sub-directories.

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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();

    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) {
        System.out.println(ftp.lastErrorText());
        return;
        }

    // The ListPattern property is our directory listing filter.
    // The default value is "*", which includes everything.
    System.out.println(ftp.listPattern());

    // Fetch the current remote directory contents by
    // calling GetDirCount
    int i;
    int n;
    n = ftp.GetDirCount();
    if (n < 0) {
        System.out.println(ftp.lastErrorText());
        return;
        }

    if (n > 0) {
        // Loop over the directory contents, incrementing the count
        // each time it is NOT a directory.
        int fileCount = 0;
        for (i = 0; i <= n - 1; i++) {

            // Is this NOT a sub-directory?
            if (ftp.GetIsDirectory(i) != true) {
                fileCount = fileCount+1;
                // Display the filename
                System.out.println(ftp.getFilename(i));
                }

            }

        System.out.println("Total number of files = " + fileCount);
        }

    success = ftp.Disconnect();
  }
}