Close the channel under normal terms such as EOF
Close the channel under normal terms such as EOF
Close the channel with an error
Close the channel with an error
Receives inbound commands Override to capture commands.
Receives outbound commands Override to capture commands.
Receives outbound commands Override to capture commands.
A simple default that serializes the write requests into the single element form.
A simple default that serializes the write requests into the single element form. It almost certainly should be overwritten
sequence of elements which are to be written
Future which will resolve when pipeline is ready for more data or fails