Class WebSocketClientHandshaker00
- java.lang.Object
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- io.netty.handler.codec.http.websocketx.WebSocketClientHandshaker
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- io.netty.handler.codec.http.websocketx.WebSocketClientHandshaker00
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public class WebSocketClientHandshaker00 extends WebSocketClientHandshaker
Performs client side opening and closing handshakes for web socket specification version draft-ietf-hybi-thewebsocketprotocol- 00
A very large portion of this code was taken from the Netty 3.2 HTTP example.
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Field Summary
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Fields inherited from class io.netty.handler.codec.http.websocketx.WebSocketClientHandshaker
customHeaders, DEFAULT_FORCE_CLOSE_TIMEOUT_MILLIS, generateOriginHeader
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Constructor Summary
Constructors Constructor Description WebSocketClientHandshaker00(java.net.URI webSocketURL, WebSocketVersion version, java.lang.String subprotocol, HttpHeaders customHeaders, int maxFramePayloadLength)
Creates a new instance with the specified destination WebSocket location and version to initiate.WebSocketClientHandshaker00(java.net.URI webSocketURL, WebSocketVersion version, java.lang.String subprotocol, HttpHeaders customHeaders, int maxFramePayloadLength, long forceCloseTimeoutMillis)
Creates a new instance with the specified destination WebSocket location and version to initiate.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected FullHttpRequest
newHandshakeRequest()
Sends the opening request to the server:protected WebSocketFrameDecoder
newWebsocketDecoder()
Returns the decoder to use after handshake is complete.protected WebSocketFrameEncoder
newWebSocketEncoder()
Returns the encoder to use after the handshake is complete.WebSocketClientHandshaker00
setForceCloseTimeoutMillis(long forceCloseTimeoutMillis)
Sets timeout to close the connection if it was not closed by the server.protected void
verify(FullHttpResponse response)
Process server response:-
Methods inherited from class io.netty.handler.codec.http.websocketx.WebSocketClientHandshaker
actualSubprotocol, close, close, close, close, expectedSubprotocol, finishHandshake, forceCloseTimeoutMillis, handshake, handshake, isForceCloseComplete, isHandshakeComplete, maxFramePayloadLength, processHandshake, processHandshake, upgradeUrl, uri, version
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Constructor Detail
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WebSocketClientHandshaker00
public WebSocketClientHandshaker00(java.net.URI webSocketURL, WebSocketVersion version, java.lang.String subprotocol, HttpHeaders customHeaders, int maxFramePayloadLength)
Creates a new instance with the specified destination WebSocket location and version to initiate.- Parameters:
webSocketURL
- URL for web socket communications. e.g "ws://myhost.com/mypath". Subsequent web socket frames will be sent to this URL.version
- Version of web socket specification to use to connect to the serversubprotocol
- Sub protocol request sent to the server.customHeaders
- Map of custom headers to add to the client requestmaxFramePayloadLength
- Maximum length of a frame's payload
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WebSocketClientHandshaker00
public WebSocketClientHandshaker00(java.net.URI webSocketURL, WebSocketVersion version, java.lang.String subprotocol, HttpHeaders customHeaders, int maxFramePayloadLength, long forceCloseTimeoutMillis)
Creates a new instance with the specified destination WebSocket location and version to initiate.- Parameters:
webSocketURL
- URL for web socket communications. e.g "ws://myhost.com/mypath". Subsequent web socket frames will be sent to this URL.version
- Version of web socket specification to use to connect to the serversubprotocol
- Sub protocol request sent to the server.customHeaders
- Map of custom headers to add to the client requestmaxFramePayloadLength
- Maximum length of a frame's payloadforceCloseTimeoutMillis
- Close the connection if it was not closed by the server after timeout specified
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Method Detail
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newHandshakeRequest
protected FullHttpRequest newHandshakeRequest()
Sends the opening request to the server:
GET /demo HTTP/1.1 Upgrade: WebSocket Connection: Upgrade Host: example.com Origin: http://example.com Sec-WebSocket-Key1: 4 @1 46546xW%0l 1 5 Sec-WebSocket-Key2: 12998 5 Y3 1 .P00 ^n:ds[4U
- Specified by:
newHandshakeRequest
in classWebSocketClientHandshaker
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verify
protected void verify(FullHttpResponse response)
Process server response:
HTTP/1.1 101 WebSocket Protocol Handshake Upgrade: WebSocket Connection: Upgrade Sec-WebSocket-Origin: http://example.com Sec-WebSocket-Location: ws://example.com/demo Sec-WebSocket-Protocol: sample 8jKS'y:G*Co,Wxa-
- Specified by:
verify
in classWebSocketClientHandshaker
- Parameters:
response
- HTTP response returned from the server for the request sent by beginOpeningHandshake00().- Throws:
WebSocketHandshakeException
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newWebsocketDecoder
protected WebSocketFrameDecoder newWebsocketDecoder()
Description copied from class:WebSocketClientHandshaker
Returns the decoder to use after handshake is complete.- Specified by:
newWebsocketDecoder
in classWebSocketClientHandshaker
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newWebSocketEncoder
protected WebSocketFrameEncoder newWebSocketEncoder()
Description copied from class:WebSocketClientHandshaker
Returns the encoder to use after the handshake is complete.- Specified by:
newWebSocketEncoder
in classWebSocketClientHandshaker
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setForceCloseTimeoutMillis
public WebSocketClientHandshaker00 setForceCloseTimeoutMillis(long forceCloseTimeoutMillis)
Description copied from class:WebSocketClientHandshaker
Sets timeout to close the connection if it was not closed by the server.- Overrides:
setForceCloseTimeoutMillis
in classWebSocketClientHandshaker
- Parameters:
forceCloseTimeoutMillis
- Close the connection if it was not closed by the server after timeout specified
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