}

    /**
     * Get the message string for an NT STATUS code
     *
     * @param errcode the NT STATUS error code
     * @return message for NT STATUS code
     */
    public static String getMessageByCode(final int errcode) {
        String message = errorCodeMessages.get(errcode);
        if (message == null) {
            message = "0x" + Hexdump.toHexString(errcode, 8);
        }

        assertEquals(rootCause, ex3.getCause());
    }

    @Test
    @DisplayName("Should verify error message lookup for known fault codes")
    void testErrorMessageLookup() {
        // Test message lookup using DcerpcException's static method
        String msg1 = DcerpcException.getMessageByDcerpcError(DcerpcError.DCERPC_FAULT_OTHER);

                logger.debug("BooleanQuery: query={}, boost={}", query, boost);
            }
            return convertBooleanQuery(context, booleanQuery, boost);
        }
        throw new InvalidQueryException(messages -> messages.addErrorsInvalidQueryUnknown(UserMessages.GLOBAL_PROPERTY_KEY),
                "Unknown q: " + query.getClass() + " => " + query);
    }

    /**

            return dstIndex - start;
        }

        /* The message provided to batch has a batchLimit that is
         * higher than the current batchLevel so we will now encode
         * that chained message. Before doing so we must increment
         * the batchLevel of the andx message in case it itself is an
         * andx message and needs to perform the same check as above.
         */

                logger.warn("Failed to process a request.", e);
                throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));
            }
            return entity;
        }).orElseGet(() -> {
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
            return null;
        });

        validateApi(body, messages -> {});
        if (body.documents == null) {
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, "documents is required."));
        }
        if (body.documents.isEmpty()) {
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, "documents is empty."));
        }

    /** Return code from the RPC operation */
    protected int returnCode = ERROR_SUCCESS;
    private int opnum;

    /**
     * Creates a new witness RPC message with the specified operation number.
     *
     * @param opnum the operation number for this message
     */
    protected WitnessRpcMessage(int opnum) {
        ptype = 0; // REQUEST
        flags = DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG;
        this.opnum = opnum;

    @DisplayName("getErrorString should return correct messages for all defined error classes and codes")
    void testGetErrorString(int errorClass, int errorCode, String expectedMessage) {
        assertEquals(expectedMessage, NbtException.getErrorString(errorClass, errorCode),
                "The error string should match the expected message for given error class and code");
    }

    /**

    }

    /**
     * Creates a Type-2 message using default values from the current
     * environment.
     */
    public Type2Message() {
        this(getDefaultFlags(), null, null);
    }

    /**
     * Creates a Type-2 message in response to the given Type-1 message
     * using default values from the current environment.
     *
     * @param type1 The Type-1 message which this represents a response to.
     */

                    "Should return correct message for error 1");
            assertEquals("DCERPC_BIND_ERR_PROPOSED_TRANSFER_SYNTAXES_NOT_SUPPORTED", getResultMessageMethod.invoke(null, 2),
                    "Should return correct message for error 2");
            assertEquals("DCERPC_BIND_ERR_LOCAL_LIMIT_EXCEEDED", getResultMessageMethod.invoke(null, 3),
                    "Should return correct message for error 3");
        }

        @Test