ClassCastException:org.apache.tomcat.websocket.server.WsServerContainer cannot is cast to Javax.websocket.server.ServerContainer

121:09:22.221 [MessageBroker-3] INFO C.t.s.s.impl.stocknewsserviceimpl-[2017-12-16 21:09:22] Execute fetch stock news, R Esult = 0221:09:32.158 [MessageBroker-2] INFO C.t.s.s.impl.stocknewsserviceimpl-[2017-12-16 21:09:32] Execute fetch stock news, R Esult = 0321:09:42.180 [MessageBroker-2] INFO C.t.s.s.impl.stocknewsserviceimpl-[2017-12-16 21:09:42] Execute fetch stock news, R Esult = 04Org.springframework.web.socket.sockjs.SockJsException:Uncaught failure in SOCKJS request, Uri=http://localhost:8080/thinkvenus-websocket/482/g1y5fw42/websocket; nested exception is Org.springframework.web.socket.sockjs.SockJsTransportFailureException:WebSocket handshake failure; Nested exception is Java.lang.ClassCastException:org.apache.tomcat.websocket.server.WsServerContainer cannot be cast To Javax.websocket.server.ServerContainer5At Org.springframework.web.socket.sockjs.support.SockJsHttpRequestHandler.handleRequest ( sockjshttprequesthandler.java:135)6At Org.springframework.web.servlet.mvc.HttpRequestHandlerAdapter.handle (httprequesthandleradapter.java:51)7At Org.springframework.web.servlet.DispatcherServlet.doDispatch (dispatcherservlet.java:967)8At Org.springframework.web.servlet.DispatcherServlet.doService (dispatcherservlet.java:901)9At Org.springframework.web.servlet.FrameworkServlet.processRequest (frameworkservlet.java:970)TenAt Org.springframework.web.servlet.FrameworkServlet.doGet (frameworkservlet.java:861) OneAt Javax.servlet.http.HttpServlet.service (httpservlet.java:624) AAt Org.springframework.web.servlet.FrameworkServlet.service (frameworkservlet.java:846) -At Javax.servlet.http.HttpServlet.service (httpservlet.java:731) -At Org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (applicationfilterchain.java:303) theAt Org.apache.catalina.core.ApplicationFilterChain.doFilter (applicationfilterchain.java:208) -At Org.apache.tomcat.websocket.server.WsFilter.doFilter (wsfilter.java:52) -At Org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (applicationfilterchain.java:241) -At Org.apache.catalina.core.ApplicationFilterChain.doFilter (applicationfilterchain.java:208) +At Org.springframework.web.servlet.resource.ResourceUrlEncodingFilter.doFilter (Resourceurlencodingfilter.java : 59) -At Org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (applicationfilterchain.java:241) +At Org.apache.catalina.core.ApplicationFilterChain.doFilter (applicationfilterchain.java:208) AAt Org.springframework.web.filter.RequestContextFilter.doFilterInternal (requestcontextfilter.java:99) atAt Org.springframework.web.filter.OncePerRequestFilter.doFilter (onceperrequestfilter.java:107) -At Org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (applicationfilterchain.java:241) -At Org.apache.catalina.core.ApplicationFilterChain.doFilter (applicationfilterchain.java:208) -At Org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal (httpputformcontentfilter.java:108) -At Org.springframework.web.filter.OncePerRequestFilter.doFilter (onceperrequestfilter.java:107) -At Org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (applicationfilterchain.java:241) inAt Org.apache.catalina.core.ApplicationFilterChain.doFilter (applicationfilterchain.java:208) -At Org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal (hiddenhttpmethodfilter.java:81) toAt Org.springframework.web.filter.OncePerRequestFilter.doFilter (onceperrequestfilter.java:107) +At Org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (applicationfilterchain.java:241) -At Org.apache.catalina.core.ApplicationFilterChain.doFilter (applicationfilterchain.java:208) theAt Org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal (characterencodingfilter.java:197) *At Org.springframework.web.filter.OncePerRequestFilter.doFilter (onceperrequestfilter.java:107) $At Org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (applicationfilterchain.java:241)Panax NotoginsengAt Org.apache.catalina.core.ApplicationFilterChain.doFilter (applicationfilterchain.java:208) -At Org.springframework.boot.web.support.ErrorPageFilter.doFilter (errorpagefilter.java:115) theAt org.springframework.boot.web.support.errorpagefilter.access$000 (errorpagefilter.java:59) +At Org.springframework.boot.web.support.errorpagefilter$1.dofilterinternal (errorpagefilter.java:90) AException Start ********************** theAt Org.springframework.web.filter.OncePerRequestFilter.doFilter (onceperrequestfilter.java:107) +At Org.springframework.boot.web.support.ErrorPageFilter.doFilter (errorpagefilter.java:108) -Abnormal End ********************** $  $At Org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (applicationfilterchain.java:241) -At Org.apache.catalina.core.ApplicationFilterChain.doFilter (applicationfilterchain.java:208) -At Org.apache.catalina.core.StandardWrapperValve.invoke (standardwrappervalve.java:218) theAt Org.apache.catalina.core.StandardContextValve.invoke (standardcontextvalve.java:110) -At Org.apache.catalina.authenticator.AuthenticatorBase.invoke (authenticatorbase.java:506)WuyiAt Org.apache.catalina.core.StandardHostValve.invoke (standardhostvalve.java:169) theAt Org.apache.catalina.valves.ErrorReportValve.invoke (errorreportvalve.java:103) -At Org.apache.catalina.valves.AccessLogValve.invoke (accesslogvalve.java:962) WuAt Org.apache.catalina.core.StandardEngineValve.invoke (standardenginevalve.java:116) -At Org.apache.catalina.connector.CoyoteAdapter.service (coyoteadapter.java:445) AboutAt Org.apache.coyote.http11.AbstractHttp11Processor.process (abstracthttp11processor.java:1115) $At Org.apache.coyote.abstractprotocol$abstractconnectionhandler.process (abstractprotocol.java:637) -At Org.apache.tomcat.util.net.aprendpoint$socketprocessor.dorun (aprendpoint.java:2549) -At Org.apache.tomcat.util.net.aprendpoint$socketprocessor.run (aprendpoint.java:2538) -At Java.util.concurrent.ThreadPoolExecutor.runWorker (threadpoolexecutor.java:1142) AAt Java.util.concurrent.threadpoolexecutor$worker.run (threadpoolexecutor.java:617) +At Org.apache.tomcat.util.threads.taskthread$wrappingrunnable.run (taskthread.java:61) theAt Java.lang.Thread.run (thread.java:748) - caused by:org.springframework.web.socket.sockjs.SockJsTransportFailureException:WebSocket handshake failure; Nested exception is Java.lang.ClassCastException:org.apache.tomcat.websocket.server.WsServerContainer cannot be cast To Javax.websocket.server.ServerContainer $At Org.springframework.web.socket.sockjs.transport.handler.WebSocketTransportHandler.handleRequest ( websockettransporthandler.java:127) theAt Org.springframework.web.socket.sockjs.transport.TransportHandlingSockJsService.handleTransportRequest ( transporthandlingsockjsservice.java:312) theAt Org.springframework.web.socket.sockjs.support.AbstractSockJsService.handleRequest (Abstractsockjsservice.java : 433) theAt Org.springframework.web.socket.sockjs.support.SockJsHttpRequestHandler.handleRequest ( sockjshttprequesthandler.java:132) the... 55 More - caused By:java.lang.ClassCastException:org.apache.tomcat.websocket.server.WsServerContainer cannot is cast to Javax.websocket.server.ServerContainer inAt Org.springframework.web.socket.server.standard.AbstractStandardUpgradeStrategy.getContainer ( abstractstandardupgradestrategy.java:67) theAt Org.springframework.web.socket.server.standard.TomcatRequestUpgradeStrategy.getContainer ( tomcatrequestupgradestrategy.java:84) theAt Org.springframework.web.socket.server.standard.TomcatRequestUpgradeStrategy.getContainer ( Tomcatrequestupgradestrategy.java:47) AboutAt Org.springframework.web.socket.server.standard.AbstractStandardUpgradeStrategy.getSupportedExtensions ( abstractstandardupgradestrategy.java:88) theAt Org.springframework.web.socket.server.support.AbstractHandshakeHandler.doHandshake ( abstracthandshakehandler.java:272) theAt Org.springframework.web.socket.sockjs.transport.handler.WebSocketTransportHandler.handleRequest ( Websockettransporthandler.java:123) the... 58 More +21:09:52.177 [MessageBroker-4] INFO C.t.s.s.impl.stocknewsserviceimpl-[2017-12-16 21:09:52] Execute fetch stock news, R Esult = 0

Solutions seen on Stackflow:

Https://samebug.io/exceptions/173734/java.lang.ClassCastException/orgapachetomcatwebsocketserverwsservercontainer

Https://stackoverflow.com/questions/28348686/tomcat-8-and-websocket

Maven:

<dependency>    <groupId>javax.websocket</groupId>    <artifactId>javax.websocket-api</artifactId>    <version>1.0</version>    <scope>provided</scope></dependency>

Gradle:

Providedcompile ("javax.websocket:javax.websocket-api:1.1")

ClassCastException:org.apache.tomcat.websocket.server.WsServerContainer cannot is cast to Javax.websocket.server.ServerContainer