} catch (final SuggestSettingsException e) {
                    logger.warn("Failed to add suggest field: field={}", field, e);
                }
            }));
            suggester.createIndexIfNothing();
        } catch (final Exception e) {
            logger.warn("Failed to initialize Suggester.", e);
        }
    }

    /**
     * Gets the suggester instance.
     *

                logger.debug("Loaded test system properties");
            } else {
                logger.warn("system.properties not found in test classpath, using defaults");
                setDefaultProperties();
            }
        } catch (IOException e) {
            logger.warn("Failed to load system.properties, using defaults", e);
            setDefaultProperties();
        }
    }

    /** Array of logger name prefixes to apply the ERROR to WARN conversion */
    private final String[] loggerNames;

    /**
     * Constructs a new ErrorToWarnRewritePolicy with the specified logger names.
     *
     * @param loggerNames array of logger name prefixes to convert ERROR to WARN
     */
    public ErrorToWarnRewritePolicy(final String[] loggerNames) {

        if (path == null) {
            logger.warn("OSDD file path could not be resolved: {}", osddPath);
            return null;
        }
        final File osddFile = new File(path);
        if (!osddFile.isFile()) {
            logger.warn("OSDD path is not a file: {}", path);
            return null;
        }
        return osddFile;
    }

    /**

CInF,GADCC,+BACD,CAAItE,EAAI,EAAGA,EAAIsE,EAAsBjI,OAAQ2D,GAAK,KACjDuE,IAAsE,CAAzDF,YAAUG,SAAVH,CAAoB3O,OAApB2O,CAA4BC,IAA5BD,QACR,SAGJ,EAPgB,IAqCnBI,GAAqBF,IAAaxQ,OAAO2Q,WAY/BD,GAvChB,WAAsC,IAChCE,YACG,WAAM,SAAA,QAKJD,QAAQE,UAAUC,KAAK,UAAM,KAAA,IAApC,EALW,CAAb,EAqCcJ,CAzBhB,WAAiC,IAC3BK,YACG,WAAM,SAAA,YAGE,UAAM,KAAA,IAAjB,KAHS,CAAb,G3C1BI1P,GAASmP,IAAa,CAAC,EAAExQ,OAAOgR,oBAAPhR,EAA+BS,SAASwQ,YAA1C,EACvBzL,GAASgL,IAAa,UAAUzP,IAAV,CAAeuP,UAAUG,SAAzB,gnB4CItBS,GAAYV,IAAa,WAAWzP,IAAX,CAAgBuP,UAAUG,...

                logger.warn("Could not add document: url field is missing or null");
                return;
            }

            final String url = dataMap.get(fessConfig.getIndexFieldUrl()).toString();
            final CrawlerClient client = crawlerClientFactory.getClient(url);
            if (client == null) {

        final LogEvent event = createLogEvent(Level.WARN, "org.codelibs.fess.test", "test warn message");
        warnAppender.append(event);

        final List<LogNotificationEvent> events = ComponentUtil.getLogNotificationHelper().drainAll();
        assertEquals(1, events.size());
        assertEquals("WARN", events.get(0).getLevel());

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

                    }, e -> {
                        logger.warn("Failed to open index: {}", docIndex, e);
                        coordinator.completeOperation("reload_doc_index");
                    }));
                }, e -> {
                    logger.warn("Failed to close index: {}", docIndex, e);
                    coordinator.completeOperation("reload_doc_index");

                saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));
                ComponentUtil.getKeyMatchHelper().update();
            } catch (final Exception e) {
                logger.warn("Failed to process a request.", e);
                throwValidationError(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)),
                        this::asEditHtml);
            }