public ExtractorBuilder maxContentLength(final long maxContentLength) {
        this.maxContentLength = maxContentLength;
        return this;
    }

    public ExtractorBuilder cacheFileSize(final int cacheFileSize) {
        this.cacheFileSize = cacheFileSize;
        return this;
    }

    public ExtractData extract() {
        final ExtractorFactory extractorFactory = crawlerContainer.getComponent("extractorFactory");