1、排除内置tomcat
ependencygroupidorg.spring framework.boot/groupidartifactidspring-boot-starter-web/artifactidexclusions！ - Tomcat---- exclusiongroupidorg.spring framework.boot/groupidartifactidspring-boot-starter-Tomcat/artifact iniong
ependencygroupidjavax.servlet/groupidartifactidjavax.servlet-API/artifactidversion3.1.0/versionscopeprvided
publicclassocrapplicationextendsspringbootservletinitializer { publicstaticvoidmain (string [ ] args ) spring应用程序. spring @ overrideprotectedspringapplicationbuilderconfigure (springapplicationbuilderbuilder (//在此为在main方法中执行的应用程序启动类RRR