}

        public boolean add(final E e) {
            return parent.add(e);
        }

        public boolean remove(final Object o) {
            return parent.remove(o);
        }

        public boolean containsAll(final Collection<?> c) {
            return parent.containsAll(c);
        }

        public boolean addAll(final Collection<? extends E> c) {

      .url("https://doh.crypto.sx/dns-query".toHttpUrl())
      .includeIPv6(false)
      .build()

  @JvmStatic
  fun providers(
    client: OkHttpClient,
    http2Only: Boolean,
    workingOnly: Boolean,
    getOnly: Boolean,
  ): List<DnsOverHttps> =
    buildList {
      add(buildGoogle(client))
      if (!getOnly) {
        add(buildGooglePost(client))
      }
      add(buildCloudflare(client))

        READ,
        /** RDMA write operation */
        WRITE
    }

    private final long requestId;
    private final RequestType type;
    private final RdmaMemoryRegion memoryRegion;
    private volatile boolean completed;
    private volatile Exception error;

    /**
     * Create new RDMA work request
     *
     * @param requestId unique request identifier
     * @param type type of request

  // Condition.await() tests
  public void testConditionAwaitTimeoutExceeded() {
    Stopwatch stopwatch = Stopwatch.createStarted();
    Condition condition = TestCondition.create();

    boolean signaledBeforeTimeout = awaitUninterruptibly(condition, 500, MILLISECONDS);

    assertFalse(signaledBeforeTimeout);
    assertAtLeastTimePassed(stopwatch, 500);
    assertNotInterrupted();
  }

import org.opensearch.index.analysis.AbstractTokenFilterFactory;

public class CharTypeFilterFactory extends AbstractTokenFilterFactory {

    private final boolean alphabetic;

    private final boolean digit;

    private final boolean letter;

    public CharTypeFilterFactory(final IndexSettings indexSettings, final Environment environment, final String name,
            final Settings settings) {

    }

    @Override
    public boolean isEmpty() {
        return map.isEmpty();
    }

    @Override
    public boolean contains(final Object o) {
        return map.containsKey(o);
    }

    @Override
    public boolean add(final String o) {
        return map.put(o, PRESENT) == null;
    }

    @Override
    public boolean remove(final Object o) {
        return map.remove(o) == PRESENT;

     * @return true if the crawling should continue, false otherwise.
     */
    protected boolean isContinue(final int tcCount) {
        if (!crawlerContainer.available()) {
            // system shutdown
            return false;
        }

        boolean isContinue = false;
        if (tcCount < crawlerContext.maxThreadCheckCount) {

  /** If true we should convert space to the {@code +} character. */
  private final boolean plusForSpace;

  /**
   * An array of flags where for any {@code char c} if {@code safeOctets[c]} is true then {@code c}
   * should remain unmodified in the output. If {@code c >= safeOctets.length} then it should be
   * escaped.
   */
  private final boolean[] safeOctets;

  /**

        return new TextNormalizeContext(reader);
    }

    private static boolean isLastSpaceChar(final StringBuilder buf) {
        if (buf.length() == 0) {
            return false;
        }
        return buf.charAt(buf.length() - 1) == ' ';
    }

    private static boolean removeLastDuplication(final StringBuilder buf, final int size, final boolean isSpace,
            final Set<String> termCache) {

        // Test thread safety with concurrent operations
        final int threadCount = 10;
        Thread[] threads = new Thread[threadCount];
        final boolean[] results = new boolean[threadCount];

        for (int i = 0; i < threadCount; i++) {
            final int index = i;
            threads[i] = new Thread(() -> {
                String thumbnailId = "concurrent-" + index;