if (StringUtil.isNotBlank(getHttpProxyUsername())) {
                    Authenticator.setDefault(new Authenticator() {
                        @Override
                        protected PasswordAuthentication getPasswordAuthentication() {
                            return new PasswordAuthentication(getHttpProxyUsername(), getHttpProxyPassword().toCharArray());
                        }

    }
  }

  // Constructor

  /**
   * Constructs a new instance of this class (only invokable by the subclass constructor, typically
   * implicit).
   */
  protected Ordering() {}

  // Instance-based factories (and any static equivalents)

  /**
   * Returns the reverse of this ordering; the {@code Ordering} equivalent to {@link
   * Collections#reverseOrder(Comparator)}.

import org.opensearch.index.query.functionscore.FunctionScoreQueryBuilder.FilterFunctionBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public abstract class BsPathMappingCQ extends EsAbstractConditionQuery {

    protected static final Class<?> suppressUnusedImportLocalDateTime = LocalDateTime.class;

    // ===================================================================================

import org.opensearch.index.query.functionscore.FunctionScoreQueryBuilder.FilterFunctionBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public abstract class BsKeyMatchCQ extends EsAbstractConditionQuery {

    protected static final Class<?> suppressUnusedImportLocalDateTime = LocalDateTime.class;

    // ===================================================================================

    private SmbComBlankResponse blank_resp = null;
    private DfsReferral dfsReferral = null;  // For getDfsPath() and getServerWithDfs()

    protected static Dfs dfs;

    NtlmPasswordAuthentication auth; // Cannot be null
    SmbTree tree = null;             // Initially null
    String unc;                      // Initially null; set by getUncPath; never ends with '/'

    }

    @Override
    public Iterator<ReferenceEntry<K, V>> iterator() {
      return new AbstractSequentialIterator<ReferenceEntry<K, V>>(peek()) {
        @CheckForNull
        @Override
        protected ReferenceEntry<K, V> computeNext(ReferenceEntry<K, V> previous) {
          ReferenceEntry<K, V> next = previous.getNextInWriteQueue();
          return (next == head) ? null : next;
        }
      };
    }

import org.opensearch.index.query.functionscore.FunctionScoreQueryBuilder.FilterFunctionBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public abstract class BsRelatedContentCQ extends EsAbstractConditionQuery {

    protected static final Class<?> suppressUnusedImportLocalDateTime = LocalDateTime.class;

    // ===================================================================================

import org.opensearch.index.query.functionscore.FunctionScoreQueryBuilder.FilterFunctionBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public abstract class BsLabelTypeCQ extends EsAbstractConditionQuery {

    protected static final Class<?> suppressUnusedImportLocalDateTime = LocalDateTime.class;

    // ===================================================================================

  }

  // Constructors

  /**
   * Constructor for use by subclasses. When subclassing, you may want to override {@code
   * toString()} to provide a useful description.
   */
  protected CharMatcher() {}

  // Abstract methods

  /** Determines a true or false value for the given character. */
  public abstract boolean matches(char c);

  // Non-static factories

import org.opensearch.index.query.functionscore.FunctionScoreQueryBuilder.FilterFunctionBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public abstract class BsAccessTokenCQ extends EsAbstractConditionQuery {

    protected static final Class<?> suppressUnusedImportLocalDateTime = LocalDateTime.class;

    // ===================================================================================