Package io.jmix.flowui.kit.event

Class EventBus

java.lang.Object

io.jmix.flowui.kit.event.EventBus

All Implemented Interfaces:

Serializable

public class EventBus
extends Object
implements Serializable

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected static final Consumer[]	EMPTY_LISTENERS_ARRAY
protected Map<Class<?>,Consumer[]>	events
protected static final int	EVENTS_MAP_EXPECTED_MAX_SIZE

Constructor Summary

Constructors

Constructor	Description
EventBus()

Method Summary

Modifier and Type	Method	Description
<E extends EventObject> com.vaadin.flow.shared.Registration	addListener(Class<E> eventType, Consumer<E> listener)
<E extends EventObject> void	fireEvent(E event)
<E extends EventObject> boolean	hasListener(Class<E> eventType)
protected Consumer[]	newListenersArray(int length)
<E extends EventObject> void	removeListener(Class<E> eventType)
<E extends EventObject> void	removeListener(Class<E> eventType, Consumer<E> listener)

Methods inherited from class java.lang.Object

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

Field Details

EVENTS_MAP_EXPECTED_MAX_SIZE

protected static final int EVENTS_MAP_EXPECTED_MAX_SIZE

See Also:

• Constant Field Values

EMPTY_LISTENERS_ARRAY

protected static final Consumer[] EMPTY_LISTENERS_ARRAY

events

protected Map<Class<?>,Consumer[]> events

Constructor Details

EventBus

public EventBus()

Method Details

addListener

public <E extends EventObject>
com.vaadin.flow.shared.Registration addListener(Class<E> eventType,
 Consumer<E> listener)

hasListener

public <E extends EventObject> boolean hasListener(Class<E> eventType)

fireEvent

public <E extends EventObject> void fireEvent(E event)

removeListener

public <E extends EventObject> void removeListener(Class<E> eventType,
 Consumer<E> listener)

removeListener

public <E extends EventObject> void removeListener(Class<E> eventType)

newListenersArray

protected Consumer[] newListenersArray(int length)