Package com.vaadin.flow.server.startup

Interface VaadinServletContextStartupInitializer

All Superinterfaces:

ClassLoaderAwareServletContainerInitializer, jakarta.servlet.ServletContainerInitializer, VaadinContextStartupInitializer

All Known Implementing Classes:

AnnotationValidator, ErrorNavigationTargetInitializer, RouteRegistryInitializer, VaadinAppShellInitializer, WebComponentConfigurationRegistryInitializer, WebComponentExporterAwareValidator

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface VaadinServletContextStartupInitializer
extends ClassLoaderAwareServletContainerInitializer, VaadinContextStartupInitializer

Allows a library/runtime to be notified of a web application's startup phase and perform any required programmatic registration of servlets, filters, and listeners in response to it.

See Also:

• ClassLoaderAwareServletContainerInitializer

Method Summary

Modifier and Type	Method	Description
default void	process(Set<Class<?>> classSet, jakarta.servlet.ServletContext context)	Implement this method instead of ClassLoaderAwareServletContainerInitializer.onStartup(Set, ServletContext) to handle classes accessible by different classloaders.

Methods inherited from interface com.vaadin.flow.server.startup.ClassLoaderAwareServletContainerInitializer

onStartup, requiresLookup

Methods inherited from interface com.vaadin.flow.server.startup.VaadinContextStartupInitializer

initialize

Method Details

process

default void process(Set<Class<?>> classSet,
 jakarta.servlet.ServletContext context)
              throws jakarta.servlet.ServletException

Description copied from interface: ClassLoaderAwareServletContainerInitializer

Implement this method instead of ClassLoaderAwareServletContainerInitializer.onStartup(Set, ServletContext) to handle classes accessible by different classloaders.

Specified by:

process in interface ClassLoaderAwareServletContainerInitializer

Parameters:

classSet - the Set of application classes that extend, implement, or have been annotated with the class types specified by the HandlesTypes annotation, or null if there are no matches, or this ServletContainerInitializer has not been annotated with HandlesTypes

context - the ServletContext of the web application that is being started and in which the classes contained in classSet were found

Throws:

jakarta.servlet.ServletException - if an error has occurred

See Also:

• ClassLoaderAwareServletContainerInitializer.onStartup(Set, ServletContext)