Makes a copy suitable for caching.
Makes a copy suitable for caching.
If its non 0 then its the last caclulated hash since a setXX
Provides a key that also checks ===, used in caching where you want to remove all collision possibilities.
Note to reduce allocation costs its very mutable, use QName directly when possible. Note here the allocation costs refer more to the gc hit of the extra allocations that are then directly thrown away.
No QNames were hurt during the use of this class.