ajax后台处理返回json值

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ajax后台处理返回json值

来源: 作者: 时间:2016-01-29 09:12
blic ActionForward xsearch(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { ...
blic ActionForward xsearch(ActionMapping mapping, ActionForm form,  
        HttpServletRequest request, HttpServletResponse response)  
        throws Exception {  
    String parentId = request.getParameter("parentId");  
    String supplier = request.getParameter("supplier");  
    List itemList = new ArrayList();  
    if(parentId.equals("")){  
        parentId="0";  
    }  
    Map map=new TawApTreeServlet().getTypeList(parentId, supplier);  
      
    for (Iterator rowIt = map.keySet().iterator(); rowIt.hasNext();) {  
        String id = (String) rowIt.next();  
        TawCommonsUIListItem uiitem = new TawCommonsUIListItem();  
        uiitem.setItemId(id);  
        uiitem.setText((String)map.get(id));  
        uiitem.setValue(id);  
        itemList.add(uiitem);  
    }  
  
    response.setContentType("text/xml;charset=UTF-8");  
  
    // 返回JSON对象  
    response.getWriter().print(JSONUtil.list2JSON(itemList));  
    return null;  
}  

 

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