});
        } catch (final InvalidQueryException e) {
            if (logger.isDebugEnabled()) {
                logger.debug(e.getMessage(), e);
            }
            saveError(e.getMessageCode());
            return redirectToRoot();
        } catch (final ResultOffsetExceededException e) {
            if (logger.isDebugEnabled()) {
                logger.debug(e.getMessage(), e);
            }

                if (scheduledJob.isRunning()) {
                    if (logger.isDebugEnabled()) {
                        logger.debug("{} is running.", scheduledJob.getId());
                    }
                    counter.incrementAndGet();
                } else if (logger.isDebugEnabled()) {
                    logger.debug("{} is not running.", scheduledJob.getId());
                }
            }

        this.endOfFile = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;
        this.fileAttributes = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        if ( log.isDebugEnabled() ) {
            log.debug(String.format("Closed %s (%s)", Hexdump.toHexString(this.fileId), this.fileName));
        }

        return bufferIndex - start;
    }

        List<Map<String, Object>> documentItems;
        try {
            documentItems = searchInternal(query, params, userBean);
        } catch (final InvalidQueryException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Invalid query: {}", query, e);
            }
            query = ComponentUtil.getQueryStringBuilder().params(params).sortField(params.getSort()).escape(true).build();

                return true;
            }
            // gz
            bis.reset();
            return isValid(new GZIPInputStream(bis), false);
        } catch (final Exception e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Failed to validate a file.", e);
            }
        }
        return false;
    }

    /**
     * Generates SitemapSet instance.
     *

                }
            }
        } catch (final Exception e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Could not create a highlighting value: {}", docMap, e);
            }
        }

    protected static final char CACHE_KEY_SPLITTER = '\n';

    protected Cache<String, List<String>> cache;

    protected FessConfig fessConfig;

    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initialize {}", this.getClass().getSimpleName());
        }
        fessConfig = ComponentUtil.getFessConfig();

        if (name == null || queryCommand == null) {
            throw new IllegalArgumentException("name or queryCommand is null.");
        }
        if (logger.isDebugEnabled()) {
            logger.debug("Loaded {}", name);
        }
        queryCommandMap.put(name, queryCommand);
    }

    public void addFilter(final Filter filter) {
        filterList.add(filter);

                final String uniqueId = userInfo.getUniqueId();
                final String displayableId = userInfo.getDisplayableId();
                if (logger.isDebugEnabled()) {
                    logger.debug("uniqueId:{} displayableId:{}", uniqueId, displayableId);
                }
                permissionSet.add(systemHelper.getSearchRoleByUser(uniqueId));

                            buf.append('\n');
                        } catch (final Exception e) {
                            if (logger.isDebugEnabled()) {
                                logger.debug("Exception in an internal extractor.", e);
                            }
                        } finally {
                            CloseableUtil.closeQuietly(is);