info502.security_descriptor = securityDescriptorBytes;
        info502.sd_size = securityDescriptorBytes.length;

        // Replace info field
        Field infoField = msrpcShareGetInfo.getClass().getSuperclass().getDeclaredField("info");
        infoField.setAccessible(true);
        infoField.set(msrpcShareGetInfo, info502);

        // Test getSecurity - with no DACL, it should return null

        // Verify values through reflection
        Field totalParamField = response.getClass().getSuperclass().getSuperclass().getDeclaredField("totalParameterCount");
        totalParamField.setAccessible(true);
        assertEquals(1000, totalParamField.get(response));

        Field totalDataField = response.getClass().getSuperclass().getSuperclass().getDeclaredField("totalDataCount");
        totalDataField.setAccessible(true);

        assertEquals(4, result);

        // Access private field to verify length was set
        Field lengthField = response.getClass().getSuperclass().getSuperclass().getSuperclass().getDeclaredField("length");
        lengthField.setAccessible(true);
        int actualLength = (int) lengthField.get(response);

        assertEquals(expectedLength, actualLength);
    }

        trans2GetDfsReferral = new Trans2GetDfsReferral(mockConfig, filename);

        // Set path field (inherited from parent)
        Field pathField = trans2GetDfsReferral.getClass().getSuperclass().getSuperclass().getDeclaredField("path");
        pathField.setAccessible(true);
        pathField.set(trans2GetDfsReferral, filename);

        // When
        String result = trans2GetDfsReferral.toString();

    // Helper method to set protected byteCount field using reflection
    private void setByteCount(SmbComNegotiateResponse response, int byteCount) {
        try {
            Field field = response.getClass().getSuperclass().getDeclaredField("byteCount");
            field.setAccessible(true);
            field.set(response, byteCount);
        } catch (Exception e) {

     * Reflectively get the chained next request from a SMB2 request.
     */
    private static Object getNextOf(Object req) throws Exception {
        Class<?> cls = req.getClass().getSuperclass(); // ServerMessageBlock2Request
        Field f = cls.getSuperclass().getDeclaredField("next"); // ServerMessageBlock2.next
        f.setAccessible(true);
        return f.get(req);
    }

    /**

             */

            if (upcastCount == l) {
                return upcastCount;
            }
        }

        // Examine superclass
        Class<?> superclazz = clazz.getSuperclass();
        if (superclazz != null) {
            upcastCount = getAccessibleMethods(superclazz, methodInfos, upcastCount);

            // Short circuit if all methods were upcast
            if (upcastCount == l) {

        while (clazz != null) {
            try {
                return clazz.getDeclaredField(fieldName);
            } catch (NoSuchFieldException e) {
                clazz = clazz.getSuperclass();
            }
        }
        return null;
    }

    private Method findMethod(Class<?> clazz, String methodName, Class<?>... paramTypes) {
        while (clazz != null) {
            try {

                method.setAccessible(true);
                return method;
            } catch (NoSuchMethodException e) {
                clazz = clazz.getSuperclass();
            }
        }
        throw new NoSuchMethodException("readString method not found");
    }

    private Field getSuperclassField(Class<?> clazz, String fieldName) throws NoSuchFieldException {

                    try {
                        field = clazz.getDeclaredField(fieldName);
                    } catch (NoSuchFieldException e) {
                        clazz = clazz.getSuperclass();
                    }
                }
                if (field == null) {
                    throw new NoSuchFieldException(fieldName);
                }
                field.setAccessible(true);