return
	}

	if r.Header.Get(xhttp.Range) != "" {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidRange), r.URL)
		return
	}

	// Validate pre-conditions if any.
	opts.CheckPrecondFn = func(oi ObjectInfo) bool {
		if _, err := DecryptObjectInfo(&oi, r); err != nil {
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
			return true
		}

	// request and proceed further. This is a work-around to address
	// an important problem for ListBuckets() getting signed with
	// different regions.
	if region == "" {
		region = sRegion
	}
	// Should validate region, only if region is set.
	if !isValidRegion(sRegion, region) {
		return ch, ErrAuthorizationHeaderMalformed
	}
	if credElements[2] != string(stype) {
		if stype == serviceSTS {

* `www_redirect` - If set to True, requests to non-www versions of the allowed hosts will be redirected to their www counterparts. Defaults to `True`.

If an incoming request does not validate correctly then a `400` response will be sent.

## `GZipMiddleware` { #gzipmiddleware }

Handles GZip responses for any request that includes `"gzip"` in the `Accept-Encoding` header.

        when(otherContext.getConfig()).thenReturn(otherConfig);
        assertFalse(response.canReuse(otherContext, false));
    }

    @Test
    @DisplayName("Should validate response correctly")
    void testIsValid() throws Exception {
        // Setup valid response
        setResponseAsReceived(response);
        setPrivateField(response, "dialectRevision", 0x0311);

// ----------
// Enable server profiling
func (a adminAPIHandlers) StartProfilingHandler(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()

	// Validate request signature.
	_, adminAPIErr := checkAdminRequestAuth(ctx, r, policy.ProfilingAdminAction, "")
	if adminAPIErr != ErrNone {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(adminAPIErr), r.URL)
		return

        copyBeanToBean(entity, body, copyOp -> {
            copyOp.excludeNull();
        });
        return body;
    }

    /**
     * Validates if the given web configuration ID exists.
     *
     * @param webconfigId the web configuration ID to validate
     * @return true if the web configuration exists, false otherwise
     */
    protected Boolean isValidWebConfigId(final String webconfigId) {

        copyBeanToBean(entity, body, copyOp -> {
            copyOp.excludeNull();
        });
        return body;
    }

    /**
     * Validates if the given web configuration ID exists.
     *
     * @param webconfigId the web configuration ID to validate
     * @return true if the web configuration exists, false otherwise
     */
    protected Boolean isValidWebConfigId(final String webconfigId) {

   *
   * <p>Note however that if your escaper does not escape characters in the supplementary range, you
   * should either continue to validate the correctness of any surrogate characters encountered or
   * provide a clear warning to users that your escaper does not validate its input.
   *
   * <p>See {@link com.google.common.net.PercentEscaper} for an example.
   *
   * @param csq a sequence of characters

   *
   * <p>Note however that if your escaper does not escape characters in the supplementary range, you
   * should either continue to validate the correctness of any surrogate characters encountered or
   * provide a clear warning to users that your escaper does not validate its input.
   *
   * <p>See {@link com.google.common.net.PercentEscaper} for an example.
   *
   * @param csq a sequence of characters

    @BeforeEach
    void setUp() {
        // 10 bytes is more than enough for the 2-byte short
        raw = new byte[10];
        buf = new NdrBuffer(raw, 0);
    }

    /**
     * Validate that the constructor masks the supplied value to its
     * lowest 8 bits (NdrShort incorrectly masks to 8 bits even though it's a short).
     */
    @ParameterizedTest
    @ValueSource(ints = { 0, 1, 255, -1, 256, 65535 })