This is Robert Engels' implementation of IndexReader.reopen() functionality, as a set of 3 new classes (this was easier for him to implement, but should probably be folded into the core, if this looks good).
Description
This is Robert Engels' implementation of IndexReader.reopen() functionality, as a set of 3 new classes (this was easier for him to implement, but should probably be folded into the core, if this looks good).