VFS.ArchiveFile-ArchiveMember protocol - GNU Smalltalk Library Reference

fillMember: anArchiveMember: Extract the information on anArchiveMember. Answer false if it actually does not exist in the archive; otherwise, answer true after having told anArchiveMember about them by sending #size:stCtime:stMtime:stAtime:isDirectory: to it.
member: anArchiveMember do: aBlock: Evaluate aBlock once for each file in the directory represented by anArchiveMember, passing its name.
member: anArchiveMember mode: bits: Set the permission bits for the file in anArchiveMember.
refresh: Extract the directory listing from the archive
removeMember: anArchiveMember: Remove the member represented by anArchiveMember.
updateMember: anArchiveMember: Update the member represented by anArchiveMember by copying the file into which it was extracted back to the archive.