Class WebSocketSession

java.lang.Object
org.eclipse.jetty.ee8.websocket.common.WebSocketSession
All Implemented Interfaces:
Closeable, AutoCloseable, Session, SuspendToken, WebSocketPolicy, Dumpable
public class WebSocketSession extends Object implements Session, SuspendToken, Dumpable

  • Constructor Details

  • Method Details

    • close

      public void close()
      Description copied from interface: Session
      Request a close of the current conversation with a normal status code and no reason phrase.

      This will enqueue a graceful close to the remote endpoint.

      Specified by:
      close in interface AutoCloseable
      Specified by:
      close in interface Closeable
      Specified by:
      close in interface Session
      See Also:

    • close

      public void close(CloseStatus closeStatus)
      Description copied from interface: Session
      Request Close the current conversation, giving a reason for the closure. Note the websocket spec defines the acceptable uses of status codes and reason phrases.

      This will enqueue a graceful close to the remote endpoint.

      Specified by:
      close in interface Session
      Parameters:
      closeStatus - the reason for the closure
      See Also:

    • close

      public void close(int statusCode, String reason)
      Description copied from interface: Session
      Send a websocket Close frame, with status code.

      This will enqueue a graceful close to the remote endpoint.

      Specified by:
      close in interface Session
      Parameters:
      statusCode - the status code
      reason - the (optional) reason. (can be null for no reason)
      See Also:

    • close

      public void close(int statusCode, String reason, WriteCallback callback)
      Description copied from interface: Session
      Send a websocket Close frame, with status code.

      This will enqueue a graceful close to the remote endpoint.

      Specified by:
      close in interface Session
      Parameters:
      statusCode - the status code
      reason - the (optional) reason. (can be null for no reason)
      callback - the callback to track close frame sent (or failed)
      See Also:

    • getBehavior

      public WebSocketBehavior getBehavior()
      Specified by:
      getBehavior in interface WebSocketPolicy

    • getIdleTimeout

      public Duration getIdleTimeout()
      Description copied from interface: WebSocketPolicy
      The duration that a websocket may be idle before being closed by the implementation
      Specified by:
      getIdleTimeout in interface WebSocketPolicy
      Returns:
      the timeout duration

    • getInputBufferSize

      public int getInputBufferSize()
      Description copied from interface: WebSocketPolicy
      The input (read from network layer) buffer size.

      This is the raw read operation buffer size, before the parsing of the websocket frames.

      Specified by:
      getInputBufferSize in interface WebSocketPolicy
      Returns:
      the raw network buffer input size.

    • getOutputBufferSize

      public int getOutputBufferSize()
      Description copied from interface: WebSocketPolicy
      The output (write to network layer) buffer size.

      This is the raw write operation buffer size and has no relationship to the websocket frame.

      Specified by:
      getOutputBufferSize in interface WebSocketPolicy
      Returns:
      the raw network buffer output size.

    • getMaxBinaryMessageSize

      public long getMaxBinaryMessageSize()
      Description copied from interface: WebSocketPolicy
      Get the maximum size of a binary message during parsing.

      This is a memory conservation option, memory over this limit will not be allocated by Jetty for handling binary messages. This applies to individual frames, whole message handling, and partial message handling.

      Binary messages over this maximum will result in a close code 1009 StatusCode.MESSAGE_TOO_LARGE

      Specified by:
      getMaxBinaryMessageSize in interface WebSocketPolicy
      Returns:
      the maximum size of a binary message

    • getMaxTextMessageSize

      public long getMaxTextMessageSize()
      Description copied from interface: WebSocketPolicy
      Get the maximum size of a text message during parsing.

      This is a memory conservation option, memory over this limit will not be allocated by Jetty for handling text messages. This applies to individual frames, whole message handling, and partial message handling.

      Text messages over this maximum will result in a close code 1009 StatusCode.MESSAGE_TOO_LARGE

      Specified by:
      getMaxTextMessageSize in interface WebSocketPolicy
      Returns:
      the maximum size of a text message.

    • getMaxFrameSize

      public long getMaxFrameSize()
      Description copied from interface: WebSocketPolicy
      The maximum payload size of any WebSocket Frame which can be received.
      Specified by:
      getMaxFrameSize in interface WebSocketPolicy
      Returns:
      the maximum size of a WebSocket Frame.

    • isAutoFragment

      public boolean isAutoFragment()
      Description copied from interface: WebSocketPolicy
      If true, frames are automatically fragmented to respect the maximum frame size.
      Specified by:
      isAutoFragment in interface WebSocketPolicy
      Returns:
      whether to automatically fragment incoming WebSocket Frames.

    • setIdleTimeout

      public void setIdleTimeout(Duration duration)
      Description copied from interface: WebSocketPolicy
      The duration that a websocket may be idle before being closed by the implementation
      Specified by:
      setIdleTimeout in interface WebSocketPolicy
      Parameters:
      duration - the timeout duration (may not be null or negative)

    • setInputBufferSize

      public void setInputBufferSize(int size)
      Description copied from interface: WebSocketPolicy
      The input (read from network layer) buffer size.
      Specified by:
      setInputBufferSize in interface WebSocketPolicy
      Parameters:
      size - the size in bytes

    • setOutputBufferSize

      public void setOutputBufferSize(int size)
      Description copied from interface: WebSocketPolicy
      The output (write to network layer) buffer size.
      Specified by:
      setOutputBufferSize in interface WebSocketPolicy
      Parameters:
      size - the size in bytes

    • setMaxBinaryMessageSize

      public void setMaxBinaryMessageSize(long size)
      Description copied from interface: WebSocketPolicy
      The maximum size of a binary message during parsing/generating.

      Binary messages over this maximum will result in a close code 1009 StatusCode.MESSAGE_TOO_LARGE

      Specified by:
      setMaxBinaryMessageSize in interface WebSocketPolicy
      Parameters:
      size - the maximum allowed size of a binary message.

    • setMaxTextMessageSize

      public void setMaxTextMessageSize(long size)
      Description copied from interface: WebSocketPolicy
      The maximum size of a text message during parsing/generating.

      Text messages over this maximum will result in a close code 1009 StatusCode.MESSAGE_TOO_LARGE

      Specified by:
      setMaxTextMessageSize in interface WebSocketPolicy
      Parameters:
      size - the maximum allowed size of a text message.

    • setMaxFrameSize

      public void setMaxFrameSize(long maxFrameSize)
      Description copied from interface: WebSocketPolicy
      The maximum payload size of any WebSocket Frame which can be received.

      WebSocket Frames over this maximum will result in a close code 1009 StatusCode.MESSAGE_TOO_LARGE

      Specified by:
      setMaxFrameSize in interface WebSocketPolicy
      Parameters:
      maxFrameSize - the maximum allowed size of a WebSocket Frame.

    • setAutoFragment

      public void setAutoFragment(boolean autoFragment)
      Description copied from interface: WebSocketPolicy
      If set to true, frames are automatically fragmented to respect the maximum frame size.
      Specified by:
      setAutoFragment in interface WebSocketPolicy
      Parameters:
      autoFragment - whether to automatically fragment incoming WebSocket Frames.

    • getProtocolVersion

      public String getProtocolVersion()
      Description copied from interface: Session
      Returns the version of the websocket protocol currently being used. This is taken as the value of the Sec-WebSocket-Version header used in the opening handshake. i.e. "13".
      Specified by:
      getProtocolVersion in interface Session
      Returns:
      the protocol version

    • getRemote

      public JettyWebSocketRemoteEndpoint getRemote()
      Description copied from interface: Session
      Return a reference to the RemoteEndpoint object representing the other end of this conversation.
      Specified by:
      getRemote in interface Session
      Returns:
      the remote endpoint

    • isOpen

      public boolean isOpen()
      Description copied from interface: Session
      Return true if and only if the underlying socket is open.
      Specified by:
      isOpen in interface Session
      Returns:
      whether the session is open

    • isSecure

      public boolean isSecure()
      Description copied from interface: Session
      Return true if and only if the underlying socket is using a secure transport.
      Specified by:
      isSecure in interface Session
      Returns:
      whether its using a secure transport

    • disconnect

      public void disconnect()
      Description copied from interface: Session
      Issue a harsh disconnect of the underlying connection.

      This will terminate the connection, without sending a websocket close frame.

      Once called, any read/write activity on the websocket from this point will be indeterminate.

      Once the underlying connection has been determined to be closed, the various onClose() events (either WebSocketConnectionListener.onWebSocketClose(int, String) or OnWebSocketClose) will be called on your websocket.

      Specified by:
      disconnect in interface Session
      See Also:

    • getLocalAddress

      public SocketAddress getLocalAddress()
      Description copied from interface: Session
      The Local Socket Address for the active Session

      Do not assume that this will return a InetSocketAddress in all cases. Use of various proxies, and even UnixSockets can result a SocketAddress being returned without supporting InetSocketAddress

      Specified by:
      getLocalAddress in interface Session
      Returns:
      the SocketAddress for the local connection, or null if not supported by Session

    • getRemoteAddress

      public SocketAddress getRemoteAddress()
      Description copied from interface: Session
      The Remote Socket Address for the active Session

      Do not assume that this will return a InetSocketAddress in all cases. Use of various proxies, and even UnixSockets can result a SocketAddress being returned without supporting InetSocketAddress

      Specified by:
      getRemoteAddress in interface Session
      Returns:
      the SocketAddress for the remote connection, or null if not supported by Session

    • getUpgradeRequest

      public UpgradeRequest getUpgradeRequest()
      Description copied from interface: Session
      Get the UpgradeRequest used to create this session
      Specified by:
      getUpgradeRequest in interface Session
      Returns:
      the UpgradeRequest used to create this session

    • getUpgradeResponse

      public UpgradeResponse getUpgradeResponse()
      Description copied from interface: Session
      Get the UpgradeResponse used to create this session
      Specified by:
      getUpgradeResponse in interface Session
      Returns:
      the UpgradeResponse used to create this session

    • suspend

      public SuspendToken suspend()
      Description copied from interface: Session
      Suspend the delivery of incoming WebSocket frames.

      If this is called from inside the scope of the message handler the suspend takes effect immediately. If suspend is called outside the scope of the message handler then the call may take effect after 1 more frame is delivered.

      Specified by:
      suspend in interface Session
      Returns:
      the suspend token suitable for resuming the reading of data on the connection.

    • resume

      public void resume()
      Description copied from interface: SuspendToken
      Resume a previously suspended connection.
      Specified by:
      resume in interface SuspendToken

    • getCoreSession

      public CoreSession getCoreSession()

    • dump

      public void dump(Appendable out, String indent) throws IOException
      Description copied from interface: Dumpable
      Dump this object (and children) into an Appendable using the provided indent after any new lines. The indent should not be applied to the first object dumped.
      Specified by:
      dump in interface Dumpable
      Parameters:
      out - The appendable to dump to
      indent - The indent to apply after any new lines.
      Throws:
      IOException - if unable to write to Appendable

    • dumpSelf

      public String dumpSelf()
      Description copied from interface: Dumpable
      The description of this/self found in the dump. Allows for alternative representation of Object other then .toString() where the long form output of toString() is represented in a cleaner way within the dump infrastructure.
      Specified by:
      dumpSelf in interface Dumpable
      Returns:
      the representation of self

    • toString

      public String toString()
      Overrides:
      toString in class Object