Class: WebSocket::IdleStateUserEventHandler

Inherits:
ChannelDuplexHandler
  • Object
show all
Defined in:
lib/websocket/idle_state_user_event_handler.rb

Overview

The IdleStateUserEventHandler class specifies methods implementing what to do when the pipeline detects an idle channel.

Direct Known Subclasses

IdleHandler

Instance Method Summary collapse

Constructor Details

#initialize ⇒ IdleStateUserEventHandler

Returns a new instance of IdleStateUserEventHandler.



29
30
31
 
# File 'lib/websocket/idle_state_user_event_handler.rb', line 29

def initialize
  super()
end

Instance Method Details

#userEventTriggered(ctx, evt) ⇒ Object

java_signature ‘public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception’



34
35
36
37
38
39
40
41
42
43
44
45
 
# File 'lib/websocket/idle_state_user_event_handler.rb', line 34

def userEventTriggered(ctx, evt)
  return unless evt.respond_to?(:state)
  case evt.state
  when IdleState::READER_IDLE
    return handle_idle_channel(ctx, evt) if respond_to?(:handle_idle_channel)
    message = TextWebSocketFrame.new("\nDisconnecting idle session\n")
    ctx.writeAndFlush(message).sync
    ctx.close
  when IdleState::WRITER_IDLE
    ctx.writeAndFlush(PingMessage.new)
  end
end