org.asynchttpclient.ws

Interface WebSocketListener

public interface WebSocketListener

A generic WebSocketListener for WebSocket events. Use the appropriate listener for receiving message bytes.

Method Summary

Modifier and Type	Method and Description
default void	onBinaryFrame(byte[] payload, boolean finalFragment, int rsv) Invoked when a binary frame is received.
void	onClose(WebSocket websocket, int code, java.lang.String reason) Invoked when the WebSocket is closed.
void	onError(java.lang.Throwable t) Invoked when the WebSocket crashes.
void	onOpen(WebSocket websocket) Invoked when the WebSocket is open.
default void	onPingFrame(byte[] payload) Invoked when a ping frame is received
default void	onPongFrame(byte[] payload) Invoked when a pong frame is received
default void	onTextFrame(java.lang.String payload, boolean finalFragment, int rsv) Invoked when a text frame is received.

Method Detail

onOpen

void onOpen(WebSocket websocket)

Invoked when the WebSocket is open.

Parameters:

websocket - the WebSocket

onClose

void onClose(WebSocket websocket,
             int code,
             java.lang.String reason)

Invoked when the WebSocket is closed.

Parameters:

websocket - the WebSocket

code - the status code

reason - the reason message

See Also:

"http://tools.ietf.org/html/rfc6455#section-5.5.1"

onError

void onError(java.lang.Throwable t)

Invoked when the WebSocket crashes.

Parameters:

t - a Throwable

onBinaryFrame

default void onBinaryFrame(byte[] payload,
                           boolean finalFragment,
                           int rsv)

Invoked when a binary frame is received.

Parameters:

payload - a byte array

finalFragment - true if this frame is the final fragment

rsv - extension bits

onTextFrame

default void onTextFrame(java.lang.String payload,
                         boolean finalFragment,
                         int rsv)

Invoked when a text frame is received.

Parameters:

payload - a UTF-8 String message

finalFragment - true if this frame is the final fragment

rsv - extension bits

onPingFrame

default void onPingFrame(byte[] payload)

Invoked when a ping frame is received

Parameters:

payload - a byte array

onPongFrame

default void onPongFrame(byte[] payload)

Invoked when a pong frame is received

Parameters:

payload - a byte array