当sockjs使用websocket协议时,我的应用程序运行良好。但是当它从websockets回落到XHR流时,我在服务器中得到一个错误。com.fasterxml.jackson.databind.ObjectMapper.readValue(ObjectMapper.java:2144) ~[jackson-databind-2.3.2.jar:2.3.2]
at org.springframework.web.socket.sockjs.frame.Jackson2SockJsMessageCodec.decodeInputStreamJac