Package com.vaadin.server

Interface DependencyFilter

All Superinterfaces:

Serializable

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 DependencyFilter
extends Serializable

Filter for dependencies loaded using @StyleSheet, @JavaScript and @HtmlImport.

Since:

8.1

See Also:

ServiceInitEvent.addDependencyFilter(DependencyFilter)

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	DependencyFilter.FilterContext	Provides context information for the dependency filter operation.

Method Summary

Modifier and Type	Method	Description
List<Dependency>	filter(List<Dependency> dependencies, DependencyFilter.FilterContext filterContext)	Filters the list of dependencies and returns a (possibly) updated version.

Method Detail

filter

List<Dependency> filter(List<Dependency> dependencies,
                        DependencyFilter.FilterContext filterContext)

Filters the list of dependencies and returns a (possibly) updated version.

Called whenever dependencies are about to be sent to the client side for loading.

Parameters:

dependencies - the collected dependencies, possibly already modified by other filters

filterContext - context information, e.g about the target UI

Returns:

a list of dependencies to load