open static fun getRequiredWebApplicationContext(sc: ServletContext): WebApplicationContext
Find the root WebApplicationContext for this web app, typically loaded via org.springframework.web.context.ContextLoaderListener.
Will rethrow an exception that happened on root context startup, to differentiate between a failed context startup and no context at all.
sc - ServletContext to find the web application context for
IllegalStateException - if the root WebApplicationContext could not be found
Return
the root WebApplicationContext for this web app
See Also
org.springframework.web.context.WebApplicationContext#ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE