https://developer.mozilla.org/en-US/docs/Web/HTTP/Status Server error responses 500 Internal Server Error The server has encountered a situation it doesn't know how to handle. netty高级篇(3)-HTTP协议开发 - carl_ysz - 博客园 https://www.cnblogs.com/carl10086/p/
所有的http请求都会交给DispatcherServlet类的doDispatch方法进行处理,将DispatcherServlet.doDispatch函数的javadoc复制到下面: /* * Process the actual dispatching to the handler. * * The handler will be obtained by applying the servlet's HandlerMappings in * order.The HandlerAdapte