19318, "lydia-duncan", "I/O module: hide ItemReader and ItemWriter types and the methods that get them as implementation details", "2022-02-25T18:14:51Z"
ItemWriter and the methods
channel.itemWriter are used to support the implementation of
channel.lines. They do not seem to be used in their own right. The I/O subteam proposes viewing these as implementation details and removing them from the IO documentation