tomcat 启动逻辑

//tomcat 初始化
org.apache.catalina.webresources.TomcatURLStreamHandlerFactory.<init>(TomcatURLStreamHandlerFactory.java:130)
org.apache.catalina.webresources.TomcatURLStreamHandlerFactory.getInstanceInternal(TomcatURLStreamHandlerFactory.java:53)
org.apache.catalina.webresources.TomcatURLStreamHandlerFactory.register(TomcatURLStreamHandlerFactory.java:77)
org.apache.catalina.webresources.StandardRoot.registerURLStreamHandlerFactory(StandardRoot.java:684)
org.apache.catalina.webresources.StandardRoot.initInternal(StandardRoot.java:667)
org.apache.catalina.util.LifecycleBase.init(LifecycleBase.java:107)

//tomcat 启动
org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:167)
org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1419)
org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1409)
org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:939)
org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262)
org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
org.apache.catalina.core.StandardService.startInternal(StandardService.java:422)
org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:793)
org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
org.apache.catalina.startup.Tomcat.start(Tomcat.java:344)
//spring 启动
org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainer.initialize(TomcatEmbeddedServletContainer.java:99)
org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainer.<init>(TomcatEmbeddedServletContainer.java:84)
org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainerFactory.getTomcatEmbeddedServletContainer(TomcatEmbeddedServletContainerFactory.java:554)
org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainerFactory.getEmbeddedServletContainer(TomcatEmbeddedServletContainerFactory.java:179)
org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.createEmbeddedServletContainer(EmbeddedWebApplicationContext.java:164)
org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.onRefresh(EmbeddedWebApplicationContext.java:134)
org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:537)
org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:122)
org.springframework.boot.SpringApplication.refresh(SpringApplication.java:693)