*/
    protected static final String OPTIONS = "OPTIONS";

    @Override
    public void doFilter(final ServletRequest request, final ServletResponse response, final FilterChain chain)
            throws IOException, ServletException {
        final HttpServletRequest httpRequest = (HttpServletRequest) request;
        final String origin = httpRequest.getHeader("Origin");
        if (StringUtil.isNotBlank(origin)) {

        this.metadataReader = metadataReader;
    }

    @Override
    public PluginPrefixResult resolve(PluginPrefixRequest request) throws NoPluginFoundForPrefixException {
        logger.debug("Resolving plugin prefix {} from {}", request.getPrefix(), request.getPluginGroups());

        Model pom = request.getPom();
        Build build = pom != null ? pom.getBuild() : null;

        super(client, new SuggestRequest());
        request.setReadingConverter(readingConverter);
        request.setNormalizer(normalizer);
    }

    /**
     * Sets the index for the request.
     * @param index The index name.
     * @return This builder instance.
     */
    public SuggestRequestBuilder setIndex(final String index) {
        request.setIndex(index);
        return this;
    }

    /**

    try {
      exchange.writeRequestHeaders(request)

      if (hasRequestBody) {
        // If there's a "Expect: 100-continue" header on the request, wait for a "HTTP/1.1 100
        // Continue" response before transmitting the request body. If we don't get that, return
        // what we did get (such as a 4xx response) without ever transmitting the request body.

     *
     * @param request The execution request to populate, must not be {@code null}.
     * @param toolchains The toolchains to copy into the execution request, may be {@code null}.
     * @return The populated execution request, never {@code null}.
     * @throws MavenExecutionRequestPopulationException If the execution request could not be populated.
     * @since 3.3.0
     */

    /**
     * Executes an index request.
     *
     * @param request The index request.
     * @return Future for the index response.
     */
    @Override
    public ActionFuture<IndexResponse> index(final IndexRequest request) {
        return client.index(request);
    }

    /**
     * Executes an index request asynchronously.
     *
     * @param request The index request.

        assertTrue(request.isHiraganaQuery("けんさく"));
        assertTrue(request.isHiraganaQuery("あいうえおかきくけこさしすせそたちつてとなにぬねのはひふへほまみむめもやゆよをわん"));
        assertTrue(request.isHiraganaQuery("がぎぐげござじずぜぞだぢづでどばびぶべぼ"));
        assertTrue(request.isHiraganaQuery("ぁぃぅぇぉっゃゅょ"));

        assertFalse(request.isHiraganaQuery("こ犬"));
        assertFalse(request.isHiraganaQuery("abc"));
        assertFalse(request.isHiraganaQuery("カキク"));

            CreateContextRequest request = mock(CreateContextRequest.class);
            when(request.getName()).thenReturn(expectedName);

            byte[] actualName = request.getName();
            assertArrayEquals(expectedName, actualName);
            verify(request, times(1)).getName();
        }

        @Test

        CIFSContext mockContext = mock(CIFSContext.class);
        when(mockContext.getConfig()).thenReturn(mockConfig);
        Smb2TreeDisconnectRequest request = new Smb2TreeDisconnectRequest(mockConfig);

        // When
        Smb2TreeDisconnectResponse response = request.createResponse(mockContext, request);

        // Then
        assertNotNull(response);
        assertTrue(response instanceof Smb2TreeDisconnectResponse);

        assertEquals("DH2Q", new String(request.getName()));
        assertTrue(request.size() > 0);
        assertEquals(120000, request.getTimeoutMs());
        assertFalse(request.isPersistent());
        assertNotNull(request.getCreateGuid());

        // Test encoding
        byte[] buffer = new byte[request.size()];
        int encoded = request.encode(buffer, 0);