com.vaadin.collaborationengine

Class TopicConnectionRegistration

java.lang.Object

com.vaadin.collaborationengine.TopicConnectionRegistration

All Implemented Interfaces:

Registration, Serializable

public class TopicConnectionRegistration
extends Object
implements Registration

A registration for configuring or removing a topic connection that is opened with Collaboration Engine.

Author:

Vaadin Ltd

See Also:

CollaborationEngine.openTopicConnection(ConnectionContext, String, UserInfo, SerializableFunction), Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	TopicConnectionRegistration.ConnectionFailedAction An action for handling a failed topic connection.
static class	TopicConnectionRegistration.ConnectionFailedEvent An event that is fired when the topic connection fails.

Method Summary

Modifier and Type	Method and Description
void	onConnectionFailed(TopicConnectionRegistration.ConnectionFailedAction connectionFailedAction) Adds an action to be executed if the topic connection fails.
void	remove() Closes the topic connection.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.vaadin.flow.shared.Registration

addAndRemove, combine, once

Method Detail

remove

public void remove()

Closes the topic connection. NO-OP if the connection has failed.

Specified by:

remove in interface Registration

See Also:

Registration.once(Command)

onConnectionFailed

public void onConnectionFailed(TopicConnectionRegistration.ConnectionFailedAction connectionFailedAction)

Adds an action to be executed if the topic connection fails. The connection can fail in production mode, if your Collaboration Engine license has expired, or if the number of unique monthly end users has exceeded the quota in your license.

If the connection has already failed when calling this method, the action runs immediately.

The action is executed through ConnectionContext.dispatchAction(Command) of the connection context that was used to open the connection.

Parameters:

connectionFailedAction - the action to handle topic connection failure, not null