searchEngineClient.deleteByQuery(fessConfig.getIndexDocumentUpdateIndex(), query);
            saveInfo(messages -> messages.addSuccessDeleteDocFromIndex(GLOBAL));
        } catch (final Exception e) {
            logger.warn("Failed to process a request.", e);
            throwValidationError(messages -> messages.addErrorsFailedToDeleteDocInAdmin(GLOBAL), this::asListHtml);
        }
        return asListHtml();
    }

    /**

    public static final String MAVEN_LOGGER_LEVEL_IN_BRACKETS = MAVEN_LOGGER_PREFIX + "levelInBrackets";

    /**
     * The string value output for the warn level. Defaults to WARN.
     *
     * @since 4.0.0
     */
    @Config(defaultValue = "WARN")
    public static final String MAVEN_LOGGER_WARN_LEVEL = MAVEN_LOGGER_PREFIX + "warnLevelString";

    /**

	c.name = name
	c.handler = fn
	c.processor.callbacks = append(c.processor.callbacks, c)
	return c.processor.compile()
}

func (c *callback) Remove(name string) error {
	c.processor.db.Logger.Warn(context.Background(), "removing callback `%s` from %s\n", name, utils.FileWithLineNum())
	c.name = name
	c.remove = true
	c.processor.callbacks = append(c.processor.callbacks, c)
	return c.processor.compile()
}

            responseData.setUrl(filePath);

            File file = null;
            try {
                file = new File(new URI(filePath));
            } catch (final URISyntaxException e) {
                logger.warn("Could not parse url: " + filePath, e);
            }

            if (file == null) {
                responseData.setHttpStatusCode(Constants.NOT_FOUND_STATUS_CODE);
                responseData.setCharSet(charset);

 * system is initialized.
 *
 * <p>This package includes:</p>
 * <ul>
 *   <li>Basic logging interfaces and implementations</li>
 *   <li>Support for different logging levels (DEBUG, INFO, WARN, ERROR)</li>
 *   <li>Accumulating loggers for deferred output</li>
 * </ul>
 *
 * @since 4.0.0
 */

user  nginx;
worker_processes  auto;

error_log  /var/log/nginx/error.log warn;
pid        /var/run/nginx.pid;

events {
    worker_connections  4096;
}

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '

            if (currentChannels < maxChannels && canEstablishMoreChannels()) {
                establishChannel(currentChannels);
            }
        } catch (Exception e) {
            log.warn("Failed to establish replacement channel", e);
        }
    }

    /**
     * Create transport for given interfaces
     *
     * @param localInterface local interface

            final String redirectUrl;
            if (urlConvertHelper != null) {
                redirectUrl = urlConvertHelper.convert(redirectUrlObj.toString());
            } else {
                logger.warn("urlConvertHelper is null.");
                redirectUrl = redirectUrlObj.toString();
            }
            resultData.addUrl(RequestDataBuilder.newRequestData().get().url(redirectUrl).build());
        }

        });
        try {
            groupService.store(entity);
            saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));
        } catch (final Exception e) {
            logger.warn("Failed to process a request.", e);
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));
        }

     */
    @PreDestroy
    public void destroy() {
        shutdownHookList.forEach(action -> {
            try {
                action.run();
            } catch (final Exception e) {
                logger.warn("Failed to process shutdown task.", e);
            }
        });
    }

    /**
     * Gets the username of the current user.
     *
     * @return The username, or "guest" if not logged in.
     */