Examples with DocList org.codelibs.fess.util.DocList used on opensource projects

Example 1 with DocList

use of org.codelibs.fess.util.DocList in project fess by codelibs.

the class IndexUpdater method run.

@Override
public void run() {
    if (dataService == null) {
        throw new FessSystemException("DataService is null.");
    }
    if (logger.isDebugEnabled()) {
        logger.debug("Starting indexUpdater.");
    }
    executeTime = 0;
    documentSize = 0;
    final FessConfig fessConfig = ComponentUtil.getFessConfig();
    final long updateInterval = fessConfig.getIndexerWebfsUpdateIntervalAsInteger().longValue();
    final int maxEmptyListCount = fessConfig.getIndexerWebfsMaxEmptyListCountAsInteger().intValue();
    final IntervalControlHelper intervalControlHelper = ComponentUtil.getIntervalControlHelper();
    try {
        final Consumer<SearchRequestBuilder> cb = builder -> {
            final QueryBuilder queryBuilder = QueryBuilders.boolQuery().filter(QueryBuilders.termsQuery(EsAccessResult.SESSION_ID, sessionIdList)).filter(QueryBuilders.termQuery(EsAccessResult.STATUS, org.codelibs.fess.crawler.Constants.OK_STATUS));
            builder.setQuery(queryBuilder);
            builder.setFrom(0);
            final int maxDocumentCacheSize = fessConfig.getIndexerWebfsMaxDocumentCacheSizeAsInteger().intValue();
            builder.setSize(maxDocumentCacheSize <= 0 ? 1 : maxDocumentCacheSize);
            builder.addSort(EsAccessResult.CREATE_TIME, SortOrder.ASC);
        };
        final DocList docList = new DocList();
        final List<EsAccessResult> accessResultList = new ArrayList<>();
        long updateTime = System.currentTimeMillis();
        int errorCount = 0;
        int emptyListCount = 0;
        long cleanupTime = -1;
        while (!finishCrawling || !accessResultList.isEmpty()) {
            try {
                final int sessionIdListSize = finishedSessionIdList.size();
                intervalControlHelper.setCrawlerRunning(true);
                updateTime = System.currentTimeMillis() - updateTime;
                final long interval = updateInterval - updateTime;
                if (interval > 0) {
                    // sleep
                    try {
                        // 10 sec (default)
                        Thread.sleep(interval);
                    } catch (final InterruptedException e) {
                        logger.warn("Interrupted index update.", e);
                    }
                }
                docList.clear();
                accessResultList.clear();
                intervalControlHelper.delayByRules();
                if (logger.isDebugEnabled()) {
                    logger.debug("Processing documents in IndexUpdater queue.");
                }
                updateTime = System.currentTimeMillis();
                List<EsAccessResult> arList = getAccessResultList(cb, cleanupTime);
                if (arList.isEmpty()) {
                    emptyListCount++;
                } else {
                    // reset
                    emptyListCount = 0;
                }
                long hitCount = ((EsResultList<EsAccessResult>) arList).getTotalHits();
                while (hitCount > 0) {
                    if (arList.isEmpty()) {
                        try {
                            Thread.sleep(fessConfig.getIndexerWebfsCommitMarginTimeAsInteger().longValue());
                        } catch (final Exception e) {
                        // ignore
                        }
                        cleanupTime = -1;
                    } else {
                        processAccessResults(docList, accessResultList, arList);
                        cleanupTime = cleanupAccessResults(accessResultList);
                    }
                    arList = getAccessResultList(cb, cleanupTime);
                    hitCount = ((EsResultList<EsAccessResult>) arList).getTotalHits();
                }
                if (!docList.isEmpty()) {
                    indexingHelper.sendDocuments(fessEsClient, docList);
                }
                synchronized (finishedSessionIdList) {
                    if (sessionIdListSize != 0 && sessionIdListSize == finishedSessionIdList.size()) {
                        cleanupFinishedSessionData();
                    }
                }
                executeTime += System.currentTimeMillis() - updateTime;
                if (logger.isDebugEnabled()) {
                    logger.debug("Processed documents in IndexUpdater queue.");
                }
                // reset count
                errorCount = 0;
            } catch (final Exception e) {
                if (errorCount > maxErrorCount) {
                    throw e;
                }
                errorCount++;
                logger.warn("Failed to access data. Retry to access.. " + errorCount, e);
            } finally {
                if (systemHelper.isForceStop()) {
                    finishCrawling = true;
                    if (logger.isDebugEnabled()) {
                        logger.debug("Stopped indexUpdater.");
                    }
                }
            }
            if (emptyListCount >= maxEmptyListCount) {
                if (logger.isInfoEnabled()) {
                    logger.info("Terminating indexUpdater. " + "emptyListCount is over " + maxEmptyListCount + ".");
                }
                // terminate crawling
                finishCrawling = true;
                forceStop();
                if (fessConfig.getIndexerThreadDumpEnabledAsBoolean()) {
                    printThreadDump();
                }
            }
            if (!ComponentUtil.available()) {
                logger.info("IndexUpdater is terminated.");
                forceStop();
                break;
            }
        }
        if (logger.isDebugEnabled()) {
            logger.debug("Finished indexUpdater.");
        }
    } catch (final ContainerNotAvailableException e) {
        if (logger.isDebugEnabled()) {
            logger.error("IndexUpdater is terminated.", e);
        } else if (logger.isInfoEnabled()) {
            logger.info("IndexUpdater is terminated.");
        }
        forceStop();
    } catch (final Throwable t) {
        if (ComponentUtil.available()) {
            logger.error("IndexUpdater is terminated.", t);
        } else if (logger.isDebugEnabled()) {
            logger.error("IndexUpdater is terminated.", t);
        } else if (logger.isInfoEnabled()) {
            logger.info("IndexUpdater is terminated.");
        }
        forceStop();
    } finally {
        intervalControlHelper.setCrawlerRunning(true);
    }
    if (logger.isInfoEnabled()) {
        logger.info("[EXEC TIME] index update time: " + executeTime + "ms");
    }
}