StreamUtil.split(slackWebhookUrls, "[,\\s]").of(stream -> stream.filter(StringUtil::isNotBlank).forEach(url -> {
            try (CurlResponse response = Curl.post(url).header("Content-Type", "application/json").body(body).execute()) {
                if (response.getHttpStatusCode() == 200) {
                    if (logger.isDebugEnabled()) {
                        logger.debug("Sent {} to {}.", body, url);

        return request(Method.GET, path).header("Content-Type", "application/json");
    }

    public CurlRequest post(final String path) {
        return request(Method.POST, path).header("Content-Type", "application/json");
    }

    public CurlRequest put(final String path) {
        return request(Method.PUT, path).header("Content-Type", "application/json");
    }

    }

    /**
     * Append content to the message buffer.
     *
     * @param value the content to append
     * @return the current builder
     */
    @Nonnull
    default MessageBuilder a(char[] value) {
        return append(String.valueOf(value));
    }

    /**
     * Append content to the message buffer.
     *
     * @param value the content to append

    }

    private void assertQuery(QueryBuilder query1, QueryContext context) {
        assertQuery(query1, null, null, context);
    }

    private void assertQuery(QueryBuilder query1, Map<String, List<String>> fieldLogMap, Set<String> highlightedQuerySet,
            QueryContext context) {
        assertEquals(query1.toString(), context.getQueryBuilder().toString());
        assertFieldLogs(fieldLogMap);

        }

        // xpath.*
        public static class XPath {
            public static final String DEFAULT_LANG = "default.lang";
            public static final String DEFAULT_CONTENT = "default.content";
            public static final String DEFAULT_DIGEST = "default.digest";
            // xapth.<field>=<value>
        }

        // config.*
        public static class Config {

 * </ul>
 *
 * <p>Several methods in this class, such as {@link #readLines()}, break the contents of the source
 * into lines. Like {@link BufferedReader}, these methods break lines on any of {@code \n}, {@code
 * \r} or {@code \r\n}, do not include the line separator in each line and do not consider there to
 * be an empty line at the end if the contents are terminated with a line separator.
 *

        if (pair != null) {
            final List<String> contentList = new ArrayList<>();
            final String content = pair.getFirst().get(toLowerCase(query));
            if (StringUtil.isNotBlank(content)) {
                contentList.add(content);
            }
            for (final Pair<Pattern, String> regexData : pair.getSecond()) {

    @Test
    public void test_Get() {
        Curl.get("https://www.codelibs.org/").execute(response -> {
            final String content = response.getContentAsString();
            logger.info(content);
            assertTrue(content.length() > 0);
        }, e -> {
            logger.log(Level.SEVERE, "error", e);
            fail();
        });
    }

    /*
    @Test

   * are actually available for reading. (For example, some special files may return a size of 0
   * despite actually having content when read.) This means that a source may return {@code true}
   * from {@code isEmpty()} despite having readable content.
   *
   * @throws IOException if an I/O error occurs
   * @since 15.0
   */
  public boolean isEmpty() throws IOException {

        final File jspFile = getJspFile(form.fileName, jspType);

        if (form.content == null) {
            form.content = StringUtil.EMPTY;
        }

        validate(form, messages -> {}, () -> asEditHtml(form));
        verifyToken(() -> asEditHtml(form));
        try {
            write(jspFile.getAbsolutePath(), form.content.getBytes(Constants.UTF_8));