SpringSecurity

Question

SpringBoot整合SpringSecurity依赖后运行报错

2023-01-28 17:43:47.208  INFO 102316 --- [           main] c.example.SpringBootWebTestApplication   : Started SpringBootWebTestApplication in 1.134 seconds (JVM running for 1.751)
2023-01-28 17:43:54.755  INFO 102316 --- [nio-8080-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring DispatcherServlet 'dispatcherServlet'
2023-01-28 17:43:54.756  INFO 102316 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Initializing Servlet 'dispatcherServlet'
2023-01-28 17:43:54.756  INFO 102316 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Completed initialization in 0 ms
2023-01-28 17:43:54.782 ERROR 102316 --- [nio-8080-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Session event listener threw exception

java.lang.AbstractMethodError: org.apache.tomcat.websocket.server.WsSessionListener.sessionCreated(Ljavax/servlet/http/HttpSessionEvent;)V
    at org.apache.catalina.session.StandardSession.tellNew(StandardSession.java:390) [tomcat-embed-core-9.0.71.jar:9.0.71]
    at org.apache.catalina.session.StandardSession.setId(StandardSession.java:363) [tomcat-embed-core-9.0.71.jar:9.0.71]
    at org.apache.catalina.session.StandardSession.setId(StandardSession.java:342) [tomcat-embed-core-9.0.71.jar:9.0.71]
    at org.apache.catalina.session.ManagerBase.createSession(ManagerBase.java:763) [tomcat-embed-core-9.0.71.jar:9.0.71]
    at org.apache.catalina.connector.Request.doGetSession(Request.java:3112) [tomcat-embed-core-9.0.71.jar:9.0.71]
    at org.apache.catalina.connector.Request.getSession(Request.java:2492) [tomcat-embed-core-9.0.71.jar:9.0.71]
    at org.apache.catalina.connector.RequestFacade.getSession(RequestFacade.java:908) [tomcat-embed-core-9.0.71.jar:9.0.71]
    at org.apache.catalina.connector.RequestFacade.getSession(RequestFacade.java:920) [tomcat-embed-core-9.0.71.jar:9.0.71]
    at javax.servlet.http.HttpServletRequestWrapper.getSession(HttpServletRequestWrapper.java:240) [servlet-api.jar:na]
    at javax.servlet.http.HttpServletRequestWrapper.getSession(HttpServletRequestWrapper.java:240) [servlet-api.jar:na]
    at javax.servlet.http.HttpServletRequestWrapper.getSession(HttpServletRequestWrapper.java:240) [servlet-api.jar:na]
    at javax.servlet.http.HttpServletRequestWrapper.getSession(HttpServletRequestWrapper.java:240) [servlet-api.jar:na]

Answer 1

包冲突了。看看这个文章：https://blog.csdn.net/qq_14861089/article/details/122129722