(Java) Download Text File into String Variable

Download a text file directly into a string variable.

Chilkat Java Downloads Java Libs for Windows, MacOS, Linux, Alpine Linux Java Libs for Android

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.someFtpServer.com");
    ftp.put_Username("myFtpUserAccount");
    ftp.put_Password("myFtpPassword");

    // Set other possible settings...
    // See http://www.cknotes.com/determining-ftp2-connection-settings/ 
    // for more information about FTP connection settings.
    ftp.put_Passive(true);
    ftp.put_AuthTls(true);

    // Connect and login to the FTP server.
    boolean success = ftp.Connect();
    if (success != true) {
        System.out.println(ftp.lastErrorText());
        return;
        }

    // Change to the remote directory where the existing file is located.
    success = ftp.ChangeRemoteDir("junk");
    if (success != true) {
        System.out.println(ftp.lastErrorText());
        return;
        }

    // Download the contents of the remote file into a string variable.

    // The GetRemoteFileTextData method assumes the remote file contains ANSI chars.
    // To download text files containing non-ANSI text, such as utf-8, call GetRemoteFileTextC
    // instead. (see below)
    String fileContents = ftp.getRemoteFileTextData("ansiText.txt");
    if (ftp.get_LastMethodSuccess() != true) {
        System.out.println(ftp.lastErrorText());
        return;
        }
    else {
        System.out.println(fileContents);
        }

    // To download a remote text file containing utf-8 chars, 
    // call GetRemoteFileTextC and pass "utf-8" for the 2nd arg.  This tells
    // Chilkat to interpret the incoming bytes according to the utf-8 character encoding.

    fileContents = ftp.getRemoteFileTextC("utf8Text.txt","utf-8");
    if (ftp.get_LastMethodSuccess() != true) {
        System.out.println(ftp.lastErrorText());
        return;
        }
    else {
        System.out.println(fileContents);
        }

    success = ftp.Disconnect();
  }
}