this.finishCrawling = finishCrawling;
    }

    /**
     * Gets the total number of documents processed.
     *
     * @return the total document count
     */
    public long getDocumentSize() {
        return documentSize;
    }

    /**
     * Sets the uncaught exception handler for this IndexUpdater thread.
     *
     * @param eh the uncaught exception handler to set
     */