*
     * @param handle the DCERPC handle
     * @param server the server name
     * @param access the access rights
     * @throws IOException if an I/O error occurs
     */
    public LsaPolicyHandle(final DcerpcHandle handle, String server, final int access) throws IOException {
        this.handle = handle;
        if (server == null) {
            server = "\\\\";
        }

     * Internal method to send a request to the server.
     *
     * @param request the request to send
     * @throws IOException if an I/O error occurs
     */
    protected void doSend0(final Request request) throws IOException {
        try {
            doSend(request);
        } catch (final IOException ioe) {
            if (LogStream.level > 2) {
                ioe.printStackTrace(log);
            }
            try {

import static org.mockito.Mockito.lenient;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

import java.io.IOException;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;

         * @param params the parameters to use during content building
         * @return the modified XContentBuilder
         * @throws IOException if an IO error occurs during building
         */
        XContentBuilder apply(XContentBuilder builder, ToXContent.Params params) throws IOException;
    }

     * @return credentials passed in the servlet request
     * @throws IOException
     *             If an IO error occurs.
     */
    public NtlmPasswordAuthentication doAuthentication(final CIFSContext tc, final HttpServletRequest req, final HttpServletResponse resp,
            final byte[] challenge) throws IOException {
        return authenticate(tc, req, resp, challenge);
    }

    /**

  }

  @Override public ServerSocket createServerSocket() throws IOException {
    return new UnixDomainServerSocket();
  }

  @Override public ServerSocket createServerSocket(int port) throws IOException {
    return createServerSocket();
  }

  @Override public ServerSocket createServerSocket(int port, int backlog) throws IOException {
    return createServerSocket();
  }

          @Override
          public InputStream openStream() throws IOException {
            if (counter[0]++ != 0) {
              throw new IllegalStateException("More than one source open");
            }
            return new FilterInputStream(source.openStream()) {
              @Override
              public void close() throws IOException {
                super.close();
                counter[0]--;
              }

     * @param server the server name (null defaults to local server)
     * @param access the desired access rights
     * @throws IOException if an I/O error occurs during handle creation
     */
    public SamrPolicyHandle(final DcerpcHandle handle, String server, final int access) throws IOException {
        this.handle = handle;
        if (server == null) {
            server = "\\\\";
        }

        @Override
        protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
            // Do nothing - just for testing
        }

        @Override
        protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
            // Do nothing - just for testing
        }
    }

    private TestNtlmServlet ntlmServlet;

     * @param len the number of bytes to read
     * @return number of bytes read
     * @throws IOException if an I/O error occurs
     */
    public static int readn(final InputStream in, final byte[] b, final int off, final int len) throws IOException {
        int i = 0, n = -5;

        if (off + len > b.length) {
            throw new IOException("Buffer too short, bufsize " + b.length + " read " + len);
        }

        while (i < len) {