* use the {@code HashSet} constructor directly, taking advantage of <a
   * href="https://docs.oracle.com/javase/tutorial/java/generics/genTypeInference.html#type-inference-instantiation">"diamond"
   * syntax</a>.
   */
  @SuppressWarnings("NonApiType") // acts as a direct substitute for a constructor call
  public static <E extends @Nullable Object> HashSet<E> newHashSet() {

    please note that the `WebSocket` and `WebSocketCall` classes have been merged. Sending messages
    is now asynchronous and they may be enqueued before the web socket is connected.

 *  **OkHttp no longer attempts a direct connection if the system's HTTP proxy fails.** This
    behavior was surprising because OkHttp was disregarding the user's specified configuration. If

 *
 * Neither of the built-in URL models offer direct access to path segments or query parameters.
 * Manually using `StringBuilder` to assemble these components is cumbersome: do '+' characters get
 * silently replaced with spaces? If a query parameter contains a '&', does that get escaped?
 * By offering methods to read and write individual query parameters directly, application

   * thrown during {@code Executor.execute} (e.g., a {@code RejectedExecutionException} or an
   * exception thrown by {@linkplain MoreExecutors#directExecutor direct execution}) will be caught
   * and logged.
   *
   * <p>Example:
   *
   * {@snippet :
   * ListenableFuture<QueryResult> future = ...;
   * Executor e = ...
   * addCallback(future,

     *
     * * **Unreachable proxy servers.** A [ProxySelector] can be used to
     *   attempt multiple proxy servers in sequence, eventually falling back to a direct
     *   connection.
     *
     * Set this to false to avoid retrying requests when doing so is destructive. In this case the
     * calling application should do its own recovery of connectivity failures.
     */

      fail();
    } catch (IllegalStateException expected) {
    }
  }

  // Avoid infinite recursion if a closeable's close() method throws RejectedExecutionException and
  // is closed using the direct executor.
  public void testCloseThrowsRejectedExecutionException() throws Exception {
    doThrow(new RejectedExecutionException()).when(mockCloseable).close();
    ClosingFuture<Closeable> closingFuture =

   * individual iterator as it is generated.
   *
   * @param iterator the backing iterator. The {@link PeekingIterator} assumes ownership of this
   *     iterator, so users should cease making direct calls to it after calling this method.
   * @return a peeking iterator backed by that iterator. Apart from the additional {@link
   *     PeekingIterator#peek()} method, this iterator behaves exactly the same as {@code iterator}.

## Changes since v1.3.0-alpha.4

### Action Required

* Add direct serializer ([#26251](https://github.com/kubernetes/kubernetes/pull/26251), [@caesarxuchao](https://github.com/caesarxuchao))

# Online help key for synonym dictionary.
online.help.name.dict.synonym=synonym
# Online help key for dictionary.
online.help.name.dict=dict
# Online help key for Kuromoji dictionary.
online.help.name.dict.kuromoji=kuromoji
# Online help key for protected words dictionary.
online.help.name.dict.protwords=protwords
# Online help key for stopwords dictionary.
online.help.name.dict.stopwords=stopwords

            }
        }
        // digest
        final String digest = getSingleNodeValue(document, getDigestXpath(fessConfig, xpathConfigMap), node -> node);
        if (StringUtil.isNotBlank(digest)) {
            putResultDataBody(dataMap, fessConfig.getIndexFieldDigest(), digest);
        } else {
            putResultDataBody(dataMap, fessConfig.getIndexFieldDigest(),