public void setContentCache(final ContentCache contentCache) {
        this.contentCache = contentCache;
    }

    public int getHttpStatusCode() {
        return httpStatusCode;
    }

    public void setHttpStatusCode(final int httpStatusCode) {
        this.httpStatusCode = httpStatusCode;
    }

    public String getEncoding() {
        return encoding;
    }

    public void setEncoding(final String encoding) {

        }

        @Override
        public void accept(final HttpURLConnection con) {
            try {
                response.setEncoding(encoding);
                response.setHttpStatusCode(con.getResponseCode());
                response.setHeaders(con.getHeaderFields());
            } catch (final Exception e) {
                throw new CurlException("Failed to access the response.", e);
            }

                    responseData.setParentUrl(urlQueue.getParentUrl());
                    responseData.setSessionId(crawlerContext.getSessionId());
                    responseData.setHttpStatusCode(org.codelibs.fess.crawler.Constants.NOT_MODIFIED_STATUS);
                    processResponse(urlQueue, responseData);

            responseData.setCharSet("UTF-8");
            responseData.setContentLength(data.length());
            responseData.setExecutionTime(1000L);
            responseData.setHttpStatusCode(200);
            responseData.setLastModified(new Date());
            responseData.setMethod("GET");
            responseData.setMimeType("text/html");
            responseData.setParentUrl("http://fess.codelibs.org/");