/**
 * Implementation of IndexUpdateCallback that handles file list index updates with concurrent processing.
 * This callback processes file events (create, modify, delete) and manages document indexing and deletion
 * operations in the search engine. It supports recursive crawling with configurable depth and access count limits.
 *
 * <p>The implementation uses an executor service for concurrent processing of file operations and maintains

        try {
            Field field = CurlHelper.class.getDeclaredField("nodeManager");
            field.setAccessible(true);
            return (NodeManager) field.get(curlHelper);
        } catch (Exception e) {
            return null;
        }
    }

    private SSLSocketFactory getSSLSocketFactory(CurlHelper curlHelper) {
        try {

                logger.warn("Failed to register {}", filePath, e);
            }
        });
        try (CurlResponse response = ComponentUtil.getCurlHelper().post("/_configsync/flush").execute()) {
            if (response.getHttpStatusCode() == 200) {
                logger.info("Flushed config files.");
            } else {
                logger.warn("Failed to flush config files.");
            }

      |--AaB03x
      |Content-Disposition: form-data; name="files"
      |Content-Type: multipart/mixed; boundary=BbC04y
      |
      |--BbC04y
      |Content-Disposition: file; filename="file1.txt"
      |Content-Type: text/plain; charset=utf-8
      |
      |... contents of file1.txt ...
      |--BbC04y
      |Content-Disposition: file; filename="file2.gif"
      |Content-Transfer-Encoding: binary

                    }
                }
                if (field == null) {
                    throw new NoSuchFieldException(fieldName);
                }
                field.setAccessible(true);
                field.set(this, value);
            } catch (Exception e) {
                throw new RuntimeException("Failed to set field " + fieldName, e);
            }
        }

        });
    }

    /**
     * Updates a single field of a document.
     *
     * @param id The document ID to update
     * @param field The field name to update
     * @param value The new value for the field
     * @return true if the update was successful, false otherwise
     */
    public boolean update(final String id, final String field, final Object value) {

    /** Field name for count values in aggregation results. */
    private static final String COUNT = "count";

    /** Field name for key values in aggregation results. */
    private static final String KEY = "key";

    /** Field name for ID values in aggregation results. */
    private static final String ID = "id";

    /** Field name for user information ID in aggregations. */

                } catch (final SuggesterException e) {
                    logger.warn("Failed to generate popular words.", e);
                }

                return wordList;
            });
        } catch (final ExecutionException e) {
            logger.warn("Failed to load popular words.", e);
        }
        return Collections.emptyList();
    }

    /**

            return field.get(obj);
        } catch (Exception e) {
            throw new RuntimeException("Failed to access field " + fieldName, e);
        }
    }

    /**
     * Test that the constructor initializes all fields correctly
     */
    @Test
    public void testConstructor() {
        // Arrange
        int fid = 0x1234;
        int offset = 100;
        int remaining = 50;

            }
        }
        return Result.FAILED;
    }

    /**
     * Enumeration representing the possible results of thumbnail image processing.
     */
    protected enum Result {
        /** Thumbnail was successfully generated */
        OK,
        /** Thumbnail generation failed due to processing errors */
        FAILED,
        /** Image dimensions do not meet validation requirements */