private InetAddress laddr, baddr;
    private CIFSContext transportContext;
    private NbtAddress localhostAddress;

    private Lmhosts lmhosts = new Lmhosts();
    private Name unknownName;
    private NbtAddress unknownAddress;


    /**
     * 
     * @param tc
     */
    public NameServiceClientImpl ( CIFSContext tc ) {

import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicLong;

import javax.security.auth.Subject;

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

import jcifs.CIFSContext;
import jcifs.CIFSException;
import jcifs.Configuration;
import jcifs.DialectVersion;
import jcifs.RuntimeCIFSException;
import jcifs.SmbConstants;
import jcifs.SmbSession;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.CIFSContext;
import jcifs.SmbConstants;
import jcifs.SmbResource;
import jcifs.SmbSession;
import jcifs.internal.smb2.Smb2Constants;
import jcifs.internal.smb2.create.Smb2CloseRequest;

    @Override
    public SmbSessionImpl getSmbSession ( CIFSContext tf ) {
        return getSmbSession(tf, null, null);
    }


    /**
     *
     * @param tf
     *            context to use
     * @return a session for the context
     */
    @Override
    @SuppressWarnings ( "resource" )
    public synchronized SmbSessionImpl getSmbSession ( CIFSContext tf, String targetHost, String targetDomain ) {

        }
        return cs;
    }


    /**
     * 
     * {@inheritDoc}
     *
     * @see jcifs.smb.SmbTreeInternal#connectLogon(jcifs.CIFSContext)
     */
    @Override
    @Deprecated
    public void connectLogon ( CIFSContext tf ) throws SmbException {
        if ( tf.getConfig().getLogonShare() == null ) {
            try {
                treeConnect(null, null);
            }

     */
    public SmbFile ( String url, CIFSContext tc ) throws MalformedURLException {
        this(new URL(null, url, tc.getUrlHandler()), tc);
    }


    /**
     * Construct from URL
     * 
     * @param url
     * @param tc
     *            context to use
     * @throws MalformedURLException
     */
    public SmbFile ( URL url, CIFSContext tc ) throws MalformedURLException {
        super(url);