Establish ftp connection

 

import java.io.IOException;

import sun.net.ftp.FtpClient;

public class FtpConnectionDemo {
  public static int BUFFER_SIZE = 10240;

  private FtpClient m_client;

  private String host = "";

  private String user = "";

  private String password = "";

  private String sDir = "";

  public FtpConnectionDemo() {
    try {
      System.out.println("Connecting to host " + host);
      m_client = new FtpClient(host);
      m_client.login(user, password);
      System.out.println("User " + user + " login OK");
      System.out.println(m_client.welcomeMsg);
      m_client.cd(sDir);
      System.out.println("Directory: " + sDir);
      m_client.binary();
      System.out.println("Success.");
    } catch (Exception ex) {
      System.out.println("Error: " + ex.toString());
    }
  }
  protected void disconnect() {
    if (m_client != null) {
      try {
        m_client.closeServer();
      } catch (IOException ex) {
      }
      m_client = null;
    }
  }
}

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Establish ftp connection : Ftp « Network Protocol « Java

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