private Response send(Request req) {
String reqXml = JaxbUtil.toXml(req, ENCODING, Request.class);
// 签名
String signData = reqXml.replace("<SIGNED_MSG></SIGNED_MSG>", "");
String signMsg = sign(signData);
reqXml =
reqXml.replace("<SIGNED_MSG></SIGNED_MSG>", "<SIGNED_MSG>" + signMsg + "</SIGNED_MSG>");
log.info("请求报文：" + reqXml);
String responseXml = HttpClientUtils.post(requestUrl, reqXml, ENCODING);
log.info("响应报文：" + responseXml);
Response response = JaxbUtil.toBean(responseXml, Response.class);
// 验签
String verifyData =
responseXml.substring(0, responseXml.indexOf("<SIGNED_MSG>"))
+ responseXml.substring(responseXml.indexOf("</SIGNED_MSG>") + 13);
if (!verify(verifyData, response.getINFO().getSIGNED_MSG())) {
log.error("银联-验签响应报文失败！");
throw new SysException("银联-验签响应报文失败！");
}
return response;
}
/**
* 下载对账文件
*
* @param date 日期
* @param type 收付类型：S-代收；F代付
*/
public void downSettleFile(String date, String type) {
String reqtime = DateUtil.format(new Date(), DateUtil.FULL_PATTERN_1);
String reqUrl =
downUrl
+ "?SETT_DATE="
+ date
+ "&SETT_NO=01&SF_TYPE="
+ type
+ "&USER_NAME="
+ username
+ "&MERCHANT_ID="
+ merchantId
+ "&REQ_TIME="
+ reqtime
+ "&SIGNED_MSG=";
String signData = date + "|01|" + username + "|" + merchantId + "|" + reqtime;
String signMsg = sign(signData);
reqUrl += signMsg;
log.info("下载请求报文：" + reqUrl);
String filename = null;
if ("S".equals(type)) {
filename = date + "01_ds.txt";
} else if ("F".equals(type)) {
filename = date + "01_df.txt";
}
String filepath = settleFileDir + "/" + date + "/" + filename;
HttpClientUtils.down(reqUrl, filepath);
}