}

    /**
     * Checks if ingest factory is available.
     * @return True if ingest factory is available, false otherwise.
     */
    public static boolean hasIngestFactory() {
        return hasComponent(INGEST_FACTORY);
    }

    /**
     * Checks if the container is available.
     * @return True if the container is available, false otherwise.
     */

        maxDocumentCacheSize = ComponentUtil.getFessConfig().getIndexerDataMaxDocumentCacheSizeAsInteger();
        if (ComponentUtil.hasIngestFactory()) {
            ingestFactory = ComponentUtil.getIngestFactory();
        }
    }

    /**
     * Stores a document in the index after processing and validation.

     */
    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initializing {}", this.getClass().getSimpleName());
        }
        if (ComponentUtil.hasIngestFactory()) {
            ingestFactory = ComponentUtil.getIngestFactory();
        }
    }

    /**
     * Destroys the IndexUpdater when the container is shutting down.