com.holonplatform.vaadin.flow.navigator.internal

Class DefaultNavigatorRegistry

java.lang.Object

com.holonplatform.vaadin.flow.navigator.internal.DefaultNavigatorRegistry

All Implemented Interfaces:

NavigatorRegistry, Serializable

public class DefaultNavigatorRegistry
extends Object
implements NavigatorRegistry

Default NavigatorRegistry instance.

Since:

5.2.0

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
DefaultNavigatorRegistry()

Method Summary

Modifier and Type	Method and Description
Optional<Navigator>	getNavigator(com.vaadin.flow.component.UI ui) Get the Navigator bound to given UI, if available.
int	getNavigatorCount() Get the number of the registered navigators.
Navigator	getOrCreateNavigator(com.vaadin.flow.component.UI ui, Function<com.vaadin.flow.component.UI,Navigator> creator) Get the Navigator bound to given UI, creating it if not present.
void	setNavigator(com.vaadin.flow.component.UI ui, Navigator navigator) Bind the given Navigator instance to the given ui.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.holonplatform.vaadin.flow.navigator.internal.NavigatorRegistry

getSessionRegistry

Constructor Detail

DefaultNavigatorRegistry

public DefaultNavigatorRegistry()

Method Detail

getNavigatorCount

public int getNavigatorCount()

Get the number of the registered navigators.

Returns:

the number of the registered navigators

setNavigator

public void setNavigator(com.vaadin.flow.component.UI ui,
                         Navigator navigator)

Description copied from interface: NavigatorRegistry

Bind the given Navigator instance to the given ui.

If another Navigator instance was bound to given UI, it will be replaced by the new navigator instance.

Specified by:

setNavigator in interface NavigatorRegistry

Parameters:

ui - The UI (not null)

navigator - The navigator (not null)

getNavigator

public Optional<Navigator> getNavigator(com.vaadin.flow.component.UI ui)

Description copied from interface: NavigatorRegistry

Get the Navigator bound to given UI, if available.

Specified by:

getNavigator in interface NavigatorRegistry

Parameters:

ui - The UI for which to obtain the navigator (not null)

Returns:

Optional Navigator bound to given UI

getOrCreateNavigator

public Navigator getOrCreateNavigator(com.vaadin.flow.component.UI ui,
                                      Function<com.vaadin.flow.component.UI,Navigator> creator)

Description copied from interface: NavigatorRegistry

Get the Navigator bound to given UI, creating it if not present.

Specified by:

getOrCreateNavigator in interface NavigatorRegistry

Parameters:

ui - The UI for which to obtain the navigator (not null)

creator - The function to use to create a new Navigator and bound it to the UI (not null)

Returns:

The Navigator bound to given UI