@SuppressWarnings("unchecked")
    public <T> T readOutbound() {
        T message =  (T) poll(outboundMessages);
        if (message != null) {
            ReferenceCountUtil.touch(message, "Caller of readOutbound() will handle the message from this point.");
        }
        return message;
    }
@ SuppressWarnings ( "unchecked" ) public < T > T readOutbound ( ) { T message = ( T ) poll ( outboundMessages ) ; if ( message != null ) { ReferenceCountUtil . touch ( message , "Caller of readOutbound() will handle the message from this point." ) ; } return message ; }
Read data from the outbound. This may return {@code null} if nothing is readable.