com.vaadin.flow.server

Class ServiceInitEvent

java.lang.Object

java.util.EventObject

com.vaadin.flow.server.ServiceInitEvent

All Implemented Interfaces:

Serializable

public class ServiceInitEvent
extends EventObject

Event fired to VaadinServiceInitListener when a VaadinService is being initialized.

This event can also be used to add RequestHandlers that will be used by the VaadinService for handling all requests.

BootstrapListeners can also be registered, that are used to modify the initial HTML of the application.

Since:

1.0

Author:

Vaadin Ltd

See Also:

Serialized Form

Field Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor and Description
ServiceInitEvent(VaadinService service) Creates a new service init event for a given VaadinService and the RequestHandler that will be used by the service.

Method Summary

Modifier and Type	Method and Description
void	addBootstrapListener(BootstrapListener bootstrapListener) Adds a new bootstrap listener that will be used by this service.
void	addDependencyFilter(DependencyFilter dependencyFilter) Adds a new dependency filter that will be used by this service.
void	addRequestHandler(RequestHandler requestHandler) Adds a new request handler that will be used by this service.
Stream<BootstrapListener>	getAddedBootstrapListeners() Gets a stream of all bootstrap listeners that have been added for the service.
Stream<DependencyFilter>	getAddedDependencyFilters() Gets a stream of all dependency filters that have been added for the service.
Stream<RequestHandler>	getAddedRequestHandlers() Gets a stream of all custom request handlers that have been added for the service.
VaadinService	getSource()

Methods inherited from class java.util.EventObject

toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ServiceInitEvent

public ServiceInitEvent(VaadinService service)

Creates a new service init event for a given VaadinService and the RequestHandler that will be used by the service.

Parameters:

service - the Vaadin service of this request

Method Detail

addRequestHandler

public void addRequestHandler(RequestHandler requestHandler)

Adds a new request handler that will be used by this service. The added handler will be run before any of the framework's own request handlers, but the ordering relative to other custom handlers is not guaranteed.

Parameters:

requestHandler - the request handler to add, not null

addBootstrapListener

public void addBootstrapListener(BootstrapListener bootstrapListener)

Adds a new bootstrap listener that will be used by this service. The ordering of multiple added bootstrap listeners is not guaranteed.

Parameters:

bootstrapListener - the bootstrap listener to add, not null

addDependencyFilter

public void addDependencyFilter(DependencyFilter dependencyFilter)

Adds a new dependency filter that will be used by this service.

Parameters:

dependencyFilter - the dependency filter to add, not null

getAddedRequestHandlers

public Stream<RequestHandler> getAddedRequestHandlers()

Gets a stream of all custom request handlers that have been added for the service.

Returns:

the stream of added request handlers

getAddedBootstrapListeners

public Stream<BootstrapListener> getAddedBootstrapListeners()

Gets a stream of all bootstrap listeners that have been added for the service.

Returns:

the stream of added bootstrap listeners

getAddedDependencyFilters

public Stream<DependencyFilter> getAddedDependencyFilters()

Gets a stream of all dependency filters that have been added for the service.

Returns:

the stream of added dependency filters

getSource

public VaadinService getSource()

Overrides:

getSource in class EventObject