Protected ReadonlyonProtectedopenProtectedpendingProtectedtoProtected ReadonlyunderlyingProtectedcloseProtectedcreateDispose this object.
ProtectedhandleProtectedhandleProtectedhandleProtectedhandleProtectedhandleProtectedhandleOptionalevent: ChannelCloseEventProtectedpreparePrepare the write buffer for the channel with the give, id. The channel id has to be encoded and written to the buffer before the actual message.
The write buffers in this implementation immediately write to the underlying channel, so we rely on writers to the multiplexed channels to always commit their messages and always in one go.