SpringMVC之Controller传递JSON数据到页面

    /** 
 * JSON DATA TO PAGE VEIW 
 * @param user 
 * @param request 
 * @return 
 * @throws IOException  
 */  
@RequestMapping("/addUser3")  
public void add3(HttpServletRequest request,HttpServletResponse response) throws IOException{  
    response.setContentType("application/json;charset=utf-8");  
    PrintWriter out = response.getWriter();  
    String str = "{username:‘残缺的孤独‘,password:‘admin123‘}";  
    out.write(str);  
}