public CopyOptions prefix(final CharSequence prefix) {
        assertArgumentNotEmpty("propertyNames", prefix);

        this.prefix = prefix.toString();
        return this;
    }

    /**
     * Sets the delimiter for JavaBeans.
     * <p>
     * When copying between JavaBeans and {@link Map}, you can change the delimiter used in property names.

     */
    private static final String WEB_API_EXCEPTION = "webApiException";

    /**
     * Private constructor to prevent instantiation.
     */
    private WebApiUtil() {
    }

    /**
     * Sets an object in the current request attributes.
     *
     * @param name The attribute name
     * @param value The attribute value
     */
    public static void setObject(final String name, final Object value) {

  public void testHashCode() {
    int expectedHashCode = 0;
    for (E element : getSampleElements()) {
      expectedHashCode += (element == null) ? 0 : element.hashCode();
    }
    assertEquals(
        "A Set's hashCode() should be the sum of those of its elements.",
        expectedHashCode,
        getSet().hashCode());
  }

  @CollectionSize.Require(absent = CollectionSize.ZERO)
  @CollectionFeature.Require(ALLOWS_NULL_VALUES)

    }

    /**
    * Initializes the HTTP client with the necessary configurations and settings.
    * This method sets up the request configurations, authentication schemes,
    * user agent, proxy settings, request headers, cookie store, and connection manager.
    * It also processes form-based authentication schemes and sets up the HTTP client context.
    */
    @Override
    public synchronized void init() {

    }

    private int fid;
    private int mode;
    private long offset;

    /**
     * Sets the file identifier.
     *
     * @param fid
     *            the fid to set
     */
    public void setFid(final int fid) {
        this.fid = fid;
    }

    /**
     * Sets the seek mode.
     *
     * @param mode
     *            the mode to set
     */

        this.fileId = fileId;
    }

    /**
     * Sets the padding for the read request
     *
     * @param padding
     *            the padding to set
     */
    public void setPadding(final byte padding) {
        this.padding = padding;
    }

    /**
     * Sets the read flags for the read operation
     *
     * @param readFlags

    /**
     * Initializes the query field configuration by loading field mappings from FessConfig.
     * This method is called after dependency injection is complete.
     * It sets up response fields, search fields, facet fields, sort fields, and other
     * field configurations based on the application configuration.
     */
    @PostConstruct
    public void init() {

    }

    /**
     * Sets the maximum size of the result document IDs cache.
     *
     * @param resultDocIdsCacheSize the maximum number of entries in the cache
     */
    public void setResultDocIdsCacheSize(final int resultDocIdsCacheSize) {
        this.resultDocIdsCacheSize = resultDocIdsCacheSize;
    }

    /**
     * Sets the name of the user identification cookie.
     *

        this.fileId = fileId;
    }

    /**
     * Sets the information type for the query
     *
     * @param infoType
     *            the infoType to set
     */
    public final void setInfoType(final byte infoType) {
        this.infoType = infoType;
    }

    /**
     * Sets the file information class for the query
     *
     * @param fileInfoClass

  public void testSameComparator() {
    assertTrue(SortedIterables.hasSameComparator(Ordering.natural(), Sets.newTreeSet()));
    assertTrue(SortedIterables.hasSameComparator(Ordering.natural(), Maps.newTreeMap().keySet()));
    assertTrue(
        SortedIterables.hasSameComparator(
            Ordering.natural().reverse(), Sets.newTreeSet(Ordering.natural().reverse())));
  }

  public void testComparator() {