@Override
    public Kerb5Authenticator clone () {
        JAASAuthenticator auth = new JAASAuthenticator();
        cloneInternal(auth, this);
        return auth;
    }


    /**
     * Clone the context
     * 
     * @param to
     * @param from
     */
    protected static void cloneInternal ( JAASAuthenticator to, JAASAuthenticator from ) {
        Kerb5Authenticator.cloneInternal(to, from);

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.CIFSContext;
import jcifs.CIFSException;
import jcifs.ResolverType;
import jcifs.SmbResource;
import jcifs.SmbTreeHandle;
import jcifs.smb.JAASAuthenticator;
import jcifs.smb.Kerb5Authenticator;
import jcifs.smb.SmbException;
import jcifs.smb.SmbFile;
import jcifs.smb.SmbSessionInternal;
import jcifs.smb.SmbTreeHandleInternal;