responseData.setResponseBody(InputStreamUtil.getBytes(contentStream));
                        }
                    } else {
                        outputFile = createTempFile("crawler-FtpClient-", ".out", null);
                        CopyUtil.copy(tempFile, outputFile);
                        responseData.setResponseBody(outputFile, true);
                    }

 * transformer.addFieldRule("title", "/book/title/text()");
 * transformer.addFieldRule("author", "/book/author/name/text()");
 *
 * ResponseData responseData = new ResponseData();
 * responseData.setResponseBody(new ByteArrayInputStream(xmlContent.getBytes(StandardCharsets.UTF_8)));
 * responseData.setEncoding("UTF-8");
 *
 * ResultData resultData = transformer.transform(responseData);