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Java

FTP through HTTP Tunnel (FTP over HTTP Proxy)

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Note: This example requires Chilkat v9.5.0.51 or greater.

FTP through an HTTP tunnel (via an HTTP proxy server that supports HTTP tunneling).

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Chilkat2 Java
import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.Ftp2;

public class ChilkatExample {

    public static void main(String[] args) {
        // This example requires the Chilkat API to have been previously unlocked.
        // See Global Unlock Sample for sample code.

        Ftp2 ftp = new Ftp2();

        ftp.setHostname("ftp.example.com");
        ftp.setUsername("login");
        ftp.setPassword("password");

        // Set the HTTP proxy server properties.
        // This is to connect via HTTP/1.1 using CONNECT method
        ftp.setHttpProxyHostname("192.168.1.127");
        ftp.setHttpProxyPort(8080);

        // If the proxy server requires authentication...
        ftp.setHttpProxyUsername("myProxyUsername");
        ftp.setHttpProxyPassword("myProxyPassword");

        // FTP over an HTTP proxy requires that FTP Passive mode be used
        // for data transfers. It is not possible to use non-passive (active) mode
        // for FTP over HTTP.
        ftp.setPassive(true);

        // Connect and login to the FTP server.
        try {
            ftp.connect();

            // Change to the remote directory where the file will be uploaded.
            ftp.changeRemoteDir("junk");
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // Upload a file.
        String localFilename = "c:/temp/hamlet.xml";
        String remoteFilename = "hamlet.xml";

        try {
            ftp.putFile(localFilename, remoteFilename);
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        ftp.disconnect();

        System.out.println("File Uploaded!");
    }
}