微信统一下单 创建请求报文的方法

 

/**

* 创建请求报文的方法

* @param parameters

* @param sign

* @return

*/

public static String buildXML(SortedMap<Object,Object> parameters, String sign) {

StringBuffer sb = new StringBuffer("<xml>\n");

Set es = parameters.entrySet();

Iterator it = es.iterator();

while (it.hasNext()) {

Map.Entry entry = (Map.Entry) it.next();

String k = (String) entry.getKey();

String v = (String) entry.getValue();

if (!"appkey".equals(k)) {

sb.append("<" + k + ">" + v + "</" + k + ">" + "\r\n");

}

}

if(sign != null && sign != "") {

sb.append("<sign>" + sign + "</sign>" + "\r\n");

}

sb.append("</xml>");

return sb.toString();

}