com.vaadin.flow.server.startup.VaadinServletContextStartupInitializer API 23.1.17 | Vaadin

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com.vaadin.flow.server.startup.

All Superinterfaces:

ClassLoaderAwareServletContainerInitializer, javax.servlet.ServletContainerInitializer, VaadinContextStartupInitializer

All Known Implementing Classes:

AnnotationValidator, DevModeStartupListener, ErrorNavigationTargetInitializer, RouteRegistryInitializer, ServletVerifier, 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.

Since:

See Also:

ClassLoaderAwareServletContainerInitializer

Method Summary

All Methods
Modifier and Type	Method	Description
`default void`	`process(Set<Class<?>> classSet, javax.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 Detail
  - process
```
default void process(Set<Class<?>> classSet,
                     javax.servlet.ServletContext context)
              throws javax.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:
    
    javax.servlet.ServletException - if an error has occurred
    
    See Also:
    
    ClassLoaderAwareServletContainerInitializer.onStartup(Set, ServletContext)