SpringWebinitializer.java 文件源码

private void addRootContext(ServletContext container) {
  // Create the application context
  AnnotationConfigWebApplicationContext rootContext = new AnnotationConfigWebApplicationContext();
  rootContext.register(SpringContextConfig.class); 

  // Register application context with ContextLoaderListener
  container.addListener(new ContextLoaderListener(rootContext));

}