一个关于DWR的问题,在线等,答案合适即结贴!
dwr的方法,返回一个Map对象给callback函数。在js中
怎么样获得这个Map的键的集合.
如下是java服务器端dwr部分代码:
public Map<String,String> displayHeadInfo()
{
Map<String,String> map=new HashMap<String,String>();
WebContext webcontext=WebContextFactory.get();
HttpServletRequest request=webcontext.getHttpServletRequest();
Enumeration<String> enu=request.getHeaderNames();
while(enu.hasMoreElements())
{
String elementsName=(String)enu.nextElement();
System.out.println(elementsName+":"+request.getHeader(elementsName));
map.put(elementsName, request.getHeader(elementsName));
}
return map;
}