org.apache.wicket.protocol.ws.api

Class WebSocketResource

java.lang.Object

org.apache.wicket.protocol.ws.api.WebSocketResource

All Implemented Interfaces:

Serializable, IResource, IClusterable

Direct Known Subclasses:

ChartWebSocketResource

public abstract class WebSocketResource
extends Object
implements IResource

An IResource that can be used as WebSocket endpoint

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.wicket.request.resource.IResource

IResource.Attributes

Constructor Summary

Constructors

Constructor and Description
WebSocketResource()

Method Summary

Modifier and Type	Method and Description
protected void	onAbort(AbortedMessage message) A callback method called when the server has aborted the connection
protected void	onClose(ClosedMessage message) A callback method called when a WebSocket client has closed the connection to the endpoint handled by this WebSocketBehavior
protected void	onConnect(ConnectedMessage message) A callback method called when a WebSocket client has connected to the endpoint handled by this WebSocketBehavior
protected void	onError(WebSocketRequestHandler handler, ErrorMessage message) A callback method called when there is a communication error
protected void	onMessage(WebSocketRequestHandler handler, BinaryMessage binaryMessage) A callback method called when there is a binary message sent by the client
protected void	onMessage(WebSocketRequestHandler handler, TextMessage message) A callback method called when there is a text message sent by the client
protected void	onPush(WebSocketRequestHandler handler, IWebSocketPushMessage message) A callback method called when there is a message pushed/broadcasted by the server, e.g.
void	respond(IResource.Attributes attributes) Renders this resource to response using the provided attributes.

Methods inherited from class java.lang.Object

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

Constructor Detail

WebSocketResource

public WebSocketResource()

Method Detail

onPush

protected void onPush(WebSocketRequestHandler handler,
                      IWebSocketPushMessage message)

A callback method called when there is a message pushed/broadcasted by the server, e.g. pushed by a backend service

Parameters:

handler - The request handler that can be used to send messages to the client

message - The message pushed/broadcasted by the server

onConnect

protected void onConnect(ConnectedMessage message)

A callback method called when a WebSocket client has connected to the endpoint handled by this WebSocketBehavior

Parameters:

message - the connect message with the info about the client

onAbort

protected void onAbort(AbortedMessage message)

A callback method called when the server has aborted the connection

Parameters:

message - the aborted message with the info about the server

onClose

protected void onClose(ClosedMessage message)

A callback method called when a WebSocket client has closed the connection to the endpoint handled by this WebSocketBehavior

Parameters:

message - the close message with the info about the client

onError

protected void onError(WebSocketRequestHandler handler,
                       ErrorMessage message)

A callback method called when there is a communication error

Parameters:

handler - The request handler that can be used to send messages to the client

message - The error message that that brings information about the communication error

onMessage

protected void onMessage(WebSocketRequestHandler handler,
                         TextMessage message)

A callback method called when there is a text message sent by the client

Parameters:

handler - The request handler that can be used to send messages back to the client

message - The text message sent by the client

onMessage

protected void onMessage(WebSocketRequestHandler handler,
                         BinaryMessage binaryMessage)

A callback method called when there is a binary message sent by the client

Parameters:

handler - The request handler that can be used to send messages back to the client

binaryMessage - The binary message sent by the client

respond

public final void respond(IResource.Attributes attributes)

Description copied from interface: IResource

Renders this resource to response using the provided attributes.

Specified by:

respond in interface IResource