socket请求银行

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Socket client = null;

PrintWriter printWriter = null;

try {

// 向服务器端发送请求，服务器IP地址和服务器监听的端口号

client = new Socket(ip, 8008);

// 通过printWriter 来向服务器发送消息

printWriter = new PrintWriter(

new OutputStreamWriter(client.getOutputStream(),"GB2312"), false);

// 查询余额(请求xml)

String requestXml = "xhj0004#"+acctNo+"#@@@@";

if (logger.isInfoEnabled()) {

logger.info("请求报文:" + requestXml);

}

printWriter.println(requestXml);

printWriter.flush();

// 解析服务器返回的报文

ByteArrayOutputStream outStream = new ByteArrayOutputStream();

byte[] data = new byte[1024];

int count = -1;

while ((count = client.getInputStream().read(data, 0, 1024)) != -1)

outStream.write(data, 0, count);

data = null;

String returnXml = new String(outStream.toByteArray(),"GB2312");

if (logger.isInfoEnabled()) {

logger.info("华银企直联查询余额,响应报文:" + returnXml);

}

if (StringUtils.isBlank(returnXml)) {

logger.error("银企直联查询余额请求前置机通讯失败！返回报文为空");

return super.builFalidQueryResponse(req,"银企直联查询余额请求前置机通讯失败,返回报文为空",

ReturnCode.FAILED, ReturnCode.FAILED, StringUtil.EMPTY_STRING);

}

if(!returnXml.startsWith("000000") || !returnXml.contains("#")){

logger.error("银企直联查询余额返回报文异常");

return super.builFalidQueryResponse(req,"银企直联查询余额返回报文异常", ReturnCode.FAILED,

ReturnCode.FAILED, "银企直联查询余额返回报文异常");

}

String returnData[] = returnXml.split("#");

if(returnData.length < 6){

logger.error("银企直联查询余额返回报文异常");

return super.builFalidQueryResponse(req,"银企直联查询余额返回报文异常", ReturnCode.FAILED,

ReturnCode.FAILED, "银企直联查询余额返回报文异常");

}

String respCode = returnData[0];

String blanceAmt = returnData[3];

// 解析数据

if (blanceAmt != null && StringUtils.isNotBlank(blanceAmt)) {

if (logger.isInfoEnabled()) {

logger.info("银企直联查询余额成功，余额："+blanceAmt+"元");

}

//余额不足告警log

if (Double.parseDouble(blanceAmt) < Double.parseDouble(balabceAmt)) {

logger.error("银企直联余额查询不足告警:余额" + blanceAmt +",小于告警金额"

+ balabceAmt +"元");

}

if (blanceAmt == "0.00") {

logger.error("银企直联余额查询返回余额不足，余额为0.00");

return builFalidQueryResponse(req,"银企直联余额查询返回余额不足", ReturnCode.FAILED,

ReturnCode.FAILED, "银企直联余额查询返回余额不足");

}

return super.buildQueryResult(req.getInstOrderNo(), blanceAmt,

"0000", "查询成功");

}

if (logger.isInfoEnabled()) {

logger.info("银企直联查询余额失败");

}

return builFalidQueryResponse(req,"银企直联余额查询失败" + "查询失败", ReturnCode.FAILED, respCode,

"查询失败");

} catch (Exception e) {

logger.error("银企直联余额查询异常：" + e);

return builFalidQueryResponse(req,"银企直联余额查询异常", ReturnCode.FAILED, ReturnCode.FAILED,

StringUtil.EMPTY_STRING);

} finally {

try {

close(printWriter, client);

} catch (IOException e) {

logger.error("银企直联余额查询关闭IO异常", e);

}

/**

* 关闭资源

* @param printWriter

* @param client

* @throws IOException

private static void close(PrintWriter printWriter, Socket client) throws IOException {

IOUtils.closeQuietly(printWriter);

client.close();

}

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