Description
when Reader is dectected in Message, will create CachedWriter for logging, but never close this CachedWriter. Which will cause there's always a reference in CachedWriter.streamList(never empty), so can't delete the tmp file on the disk
when Reader is dectected in Message, will create CachedWriter for logging, but never close this CachedWriter. Which will cause there's always a reference in CachedWriter.streamList(never empty), so can't delete the tmp file on the disk