this.maxIndexerErrorCount = maxIndexerErrorCount;
    }

    /**
     * Adds a document boost matcher rule for enhancing document relevance scores.
     *
     * @param rule the document boost matcher rule to add
     */
    public void addDocBoostMatcher(final DocBoostMatcher rule) {
        docBoostMatcherList.add(rule);
    }

    /**

    @CanIgnoreReturnValue
    String consumeTokenIfPresent(CharMatcher matcher) {
      checkState(hasMore());
      int startPosition = position;
      position = matcher.negate().indexIn(input, startPosition);
      return hasMore() ? input.substring(startPosition, position) : input.substring(startPosition);
    }

    String consumeToken(CharMatcher matcher) {
      int startPosition = position;

  The incorrect loop logic might lead to a plugin being loaded multiple times, consequently preventing any Pod from being scheduled, which is unexpected. ([#122368](https://github.com/kubernetes/kubernetes/pull/122368), [@caohe](https://github.com/caohe)) [SIG Scheduling]

### Other (Cleanup or Flake)

   * latter case, tasks will run serially on the calling thread. Tasks are run to completion before
   * a {@code Future} is returned to the caller (unless the executor has been shutdown).
   *
   * <p>Although all tasks are immediately executed in the thread that submitted the task, this

 *
 * [*] In annotating this class, we're ignoring LegacyConverter.
 */
public abstract class Converter<A, B> implements Function<A, B> {
  private final boolean handleNullAutomatically;

  // We lazily cache the reverse view to avoid allocating on every call to reverse().
  @LazyInit @RetainedWith private transient @Nullable Converter<B, A> reverse;

  /** Constructor for use by subclasses. */
  protected Converter() {

* Added a feature gate for the plugin watcher. ([#64605](https://github.com/kubernetes/kubernetes/pull/64605), [@vikaschoudhary16](https://github.com/vikaschoudhary16))

- Fixed a long-standing issue where `kubelet` rejected Pods with `NodeAffinityFailed` due to a stale informer cache. ([#134445](https://github.com/kubernetes/kubernetes/pull/134445), [@natasha41575](https://github.com/natasha41575))

    public static final String SEARCH_FIELD_LOG_SEARCH_QUERY = "q";

    /** Statistics report type parameter name. */
    public static final String STATS_REPORT_TYPE = "reportType";

    /** Result document ID cache key. */
    public static final String RESULT_DOC_ID_CACHE = "resultDocIds";

    /** System name for crawling information. */
    public static final String CRAWLING_INFO_SYSTEM_NAME = "system";

   * The {@link Iterators} analog to this method is {@link Iterators#getNext}.
   *
   * <p>If no default value is desired (and the caller instead wants a {@link
   * NoSuchElementException} to be thrown), it is recommended that {@code
   * iterable.iterator().next()} is used instead.
   *

       * The given directory is a filesystem root. All zero of its ancestors exist. This doesn't
       * mean that the root itself exists -- consider x:\ on a Windows machine without such a drive
       * -- or even that the caller can create it, but this method makes no such guarantees even for
       * non-root files.
       */
      return;
    }
    parent.mkdirs();
    if (!parent.isDirectory()) {