信付金融

public static void main(String[] args) throws UnsupportedEncodingException {
		TreeMap<String, String> params = new TreeMap<>();
		params.put("custid", "1");
		params.put("out_trade_no", "2018417094432");
		params.put("body", "这是商品描述");
		params.put("attach", "这是附加信息");
		params.put("total_fee", "001");
		params.put("notify_url", "https://www.baidu.com");
		params.put("return_url", "https://www.hao123.com");
		params.put("service", " pay.net.native");
		params.put("type", "pc");
		// 数字签名 签名【md5(商务号+商户订单号+商户查询动作+商户秘钥)】
		String string2md5 = MD5Utils.string2MD5("1" + "2018417094432" + "4bc20253cf574076a7d3c07f8573081c");
		params.put("sign", "" + string2md5);
		System.out.println("请求参数：" + params);
		String response = RequestUtils.doPostHttp("http://111.231.205.234/payinterface/netpay", params, "utf-8");
		JSONObject responseJson = JSONObject.parseObject(response);
		System.out.println(response);
		System.out.println(responseJson.get("url"));
	}