Java Web 入门配置tomcat服务器
(1)在IDEA配置tomcat服务器
1.下载tomcat9, Mac tar.gz Windows zip
2.Edit configurations-> + ->Tomcat Server ->Deployment + war->project Settings Artifacts->lib->双击Spring Spring MVC添加至lib
3.Modules -> + ->Library tomacat9
4.当出现java.lang.ClassNotFoundException:+org.apache.jsp.index_jsp 时,可以将jstl.jar standard.jar添加至tomcat lib中;
5.当出现org.apache.jasper.servlet.TldScanner.scanJars At least one JAR时,可以在tomcat conf logging properties中加入org.apache.jasper.servlet.TldScanner.level = FINE
具体参见https://blog.youkuaiyun.com/yasi_xi/article/details/49642661
6.在WEB-INF下建立classes路径,新建logging.porperties文件,内容为org.apache.catalina.core.ContainerBase.[Catalina].level=INFO
org.apache.catalina.core.ContainerBase.[Catalina].handlers=java.util.logging.ConsoleHandler
可以看到更为详细的日志报错信息;
7.RootConfig配置ContextLoaderListener,加载驱动应用后端的中间层和数据层组件(bean)。WebConfig配置DispatceherServlet,加载包含Web组件在内的bean,控制器,视图解析器以及处理器映射;
参考博文https://blog.youkuaiyun.com/qq_34149581/article/details/73555187