ej.websocket.util

Class EndpointAdapter

java.lang.Object

ej.websocket.util.EndpointAdapter

All Implemented Interfaces:

Endpoint

public abstract class EndpointAdapter
extends Object
implements Endpoint

An Endpoint with a default behaviour doing nothing.

Constructor Summary

Constructors

Constructor and Description
EndpointAdapter()

Method Summary

Modifier and Type	Method and Description
byte[]	onBinaryMessage(WebSocket ws, byte[] message) A binary message has been received.
void	onClose(WebSocket ws, ReasonForClosure closeReason) The associated WebSocket is about to close.
void	onError(WebSocket ws, Throwable thr) An error occurred on the WebSocket.
void	onOpen(WebSocket ws) The connection has been established.
void	onPing(byte[] data) A ping frame has been received.
void	onPong(byte[] data) A pong frame has been received.
String	onTextMessage(WebSocket ws, String message) A text message has been received.

Methods inherited from class java.lang.Object

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

Constructor Detail

EndpointAdapter

public EndpointAdapter()

Method Detail

onBinaryMessage

public byte[] onBinaryMessage(WebSocket ws,
                              byte[] message)

Description copied from interface: Endpoint

A binary message has been received.

If the return value is not null, then it is sent to the remote endpoint.

Specified by:

onBinaryMessage in interface Endpoint

Parameters:

ws - the WebSocket on which the event occurred

message - the received message

Returns:

a return message that the WebSocket will send to the remote endpoint

onClose

public void onClose(WebSocket ws,
                    ReasonForClosure closeReason)

Description copied from interface: Endpoint

The associated WebSocket is about to close. This method is called if the remote endpoint started a closing handshake (that is, a close control frame has been received and connection state was OPEN), or if the local application request to close the connection.

The underlying socket connection may already be closed to you should not try to send any further message in this callback.

Specified by:

onClose in interface Endpoint

Parameters:

ws - the WebSocket about to be closed

closeReason - the reason for closing

onError

public void onError(WebSocket ws,
                    Throwable thr)

Description copied from interface: Endpoint

An error occurred on the WebSocket.

Specified by:

onError in interface Endpoint

Parameters:

ws - the WebSocket on which the event occurred

thr - the original error

onOpen

public void onOpen(WebSocket ws)

Description copied from interface: Endpoint

The connection has been established.

Specified by:

onOpen in interface Endpoint

Parameters:

ws - the WebSocket on which the event occurred

onPing

public void onPing(byte[] data)

Description copied from interface: Endpoint

A ping frame has been received. The pong frame does not need to be sent manually, it will be done automatically by the websocket.

Specified by:

onPing in interface Endpoint

Parameters:

data - the data received in the ping payload

onPong

public void onPong(byte[] data)

Description copied from interface: Endpoint

A pong frame has been received.

Specified by:

onPong in interface Endpoint

Parameters:

data - the data received in the pong payload

onTextMessage

public String onTextMessage(WebSocket ws,
                            String message)

Description copied from interface: Endpoint

A text message has been received.

If the return value is not null, then it is sent to the remote endpoint.

Specified by:

onTextMessage in interface Endpoint

Parameters:

ws - the WebSocket on which the event occurred

message - the received message

Returns:

a return message that the WebSocket will send to the remote endpoint