大家有兴趣可以进我的架构群哈:124641573
java.io.IOException: java.lang.ClassCastException: Cannot cast org.springframework.web.SpringServletContainerInitializer to javax.servlet.ServletContainerInitializer at org.apache.catalina.startup.WebappServiceLoader.loadServices(WebappServiceLoader.java:206) at org.apache.catalina.startup.WebappServiceLoader.load(WebappServiceLoader.java:158) at org.apache.catalina.startup.ContextConfig.processServletContainerInitializers(ContextConfig.java:1579) at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1280) at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:888) at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:388) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117) at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90) at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5522) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1571) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1561) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.ClassCastException: Cannot cast org.springframework.web.SpringServletContainerInitializer to javax.servlet.ServletContainerInitializer at java.lang.Class.cast(Class.java:3186) at org.apache.catalina.startup.WebappServiceLoader.loadServices(WebappServiceLoader.java:198) ... 15 more
出现以上问题一般是maven项目里面引用了
ServletContainerInitializer带有这个类的jar包,很多文章都说是javaee-api,其实不一定是的,而且你可能其实都没有在pom中用到
带有这个类的方法。
这种恶心情况怎么会难倒我这个java老鸟呢。。。。
很简单ctrl+shift+t,当然了eclipse里面,idea执行更换。。。。
就可以直接定位到哪个jar包,如果是pom中有的,加一个<scope>provided</scope>
如果是pom中没有的,那么通过maven分析命令或者eclipse里面
直接搜到,然后找到这个jar pom配置,exclude就OK