<pre>
@RequestMapping(value="/pay",method = RequestMethod.POST)
public String buildRequest(HttpServletRequest request){
MapparmMap=new HashMap();
//方式一：getParameterMap()，获得请求参数map
Map map= request.getParameterMap();
//参数名称
Set key=map.keySet();
//参数迭代器
Iterator iterator = key.iterator();
while(iterator.hasNext()){
String k=iterator.next();
parmMap.put(k, map.get(k)[0]);
}
System.out.println("parmMap====="+parmMap.toString());
//方式二：getParameterNames()：获取所有参数名称
Enumeration a = request.getParameterNames();
String parm=null;
String val="";
while(a.hasMoreElements()){
//参数名
parm=a.nextElement();
//值
val=request.getParameter(parm);
parmMap.put(parm, val);
}
System.out.println("parmMap=========="+parmMap);
return "";
}
</pre>
