jsp修改HTTP header返回404狀態碼

一、修改HTTP header的Location屬性進行重定向

//返回301狀態碼

response.setStatus(HttpServletResponse.SC_MOVED_PERMANENTLY);

response.setHeader("Location","http://market.21-sun.com/404.htm");

//返回404狀態碼

response.setStatus(HttpServletResponse.SC_NOT_FOUND);返回404狀態碼

request.getRequestDispatcher("/404.htm").forward(request,response);