public ExtractorBuilder filename(final String filename) {
        this.filename = filename;
        return this;
    }

    public ExtractorBuilder extractorName(final String extractorName) {
        this.extractorName = extractorName;
        return this;
    }

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