* This class provides methods to properly format IPv6 addresses for use in URLs
 * by adding brackets where necessary.
 */
public final class IpAddressUtil {

    /**
     * Private constructor to prevent instantiation of utility class.
     */
    private IpAddressUtil() {
        // Utility class - no instances allowed
    }

    /**
     * Determines if the given address string represents an IPv6 address.

    /** Constant value representing Docker application type */
    private static final String FESS_APP_DOCKER = "docker";

    /**
     * Protected constructor to prevent instantiation of this utility class.
     * This class is designed to be used statically.
     */
    protected ResourceUtil() {
        // nothing
    }

    /**

    }

    @Override
    public boolean contains(@Nullable Object target) {
      // Overridden to prevent a ton of boxing
      return (target instanceof Long) && Longs.indexOf(array, (Long) target, start, end) != -1;
    }

    @Override
    public int indexOf(@Nullable Object target) {
      // Overridden to prevent a ton of boxing
      if (target instanceof Long) {

     */
    public static final File tmpDir = new File(System.getProperty("java.io.tmpdir"));

    /**
     * Protected constructor to prevent direct instantiation but allow inheritance.
     */
    protected Curl() {
        // nothing
    }

    /**
     * Creates a new CurlRequest with the HTTP GET method for the specified URL.
     *

 * used in DCE/RPC communications including UUID, policy handles, unicode strings, and SIDs.
 */
@SuppressWarnings("all")
public class rpc {

    /**
     * Private constructor to prevent instantiation of utility class.
     */
    private rpc() {
        // Utility class
    }

    /**
     * UUID (Universally Unique Identifier) structure for DCE/RPC.

     * This method searches for 'fess_ds++.xml' configuration files within JAR files
     * in the data store plugin directory and extracts component class names.
     *
     * <p>The method uses secure XML parsing features to prevent XXE attacks and
     * other XML-based vulnerabilities. Component class names are extracted from
     * the 'class' attribute of 'component' elements in the XML files.</p>
     *

 * It supports password-protected PDFs and can extract embedded documents and annotations.
 *
 * <p>The extractor runs text extraction in a separate thread with a configurable timeout
 * to prevent hanging on problematic PDF files. It also extracts metadata from the PDF
 * document and includes it in the extraction result.
 *
 * <p>Features:
 * <ul>
 *   <li>Text extraction from PDF pages</li>

        return compareResult == 0;
      } catch (ClassCastException wastNotComparableToOurType) {
        return false;
      }
    }
    return false;
  }

  // Prevent "missing hashCode" warning by explicitly forcing subclasses implement it
  @Override
  public abstract int hashCode();

  /*
   * The implementation neither produces nor consumes any non-null instance of type C, so

  }

  /**
   * If the client closes the connection while it is consuming the response body, attempts to peek
   * or read the trailers should throw.
   *
   * This test needs to make two interventions to prevent OkHttp from reading the entire response
   * body, which it will attempt to do otherwise:
   *
   *  * Don't cache the response. The cache will try to read the entire response body so that it

 * URL encoding, and other document-related operations. It's designed as a final
 * utility class with only static methods.
 *
 */
public final class DocumentUtil {

    /**
     * Private constructor to prevent instantiation of this utility class.
     */
    private DocumentUtil() {
        // Utility class - no instantiation
    }

    /**
     * Gets a typed value from a document map with a default value.
     *