https://bz.apache.org/bugzilla/show_bug.cgi?id=64015
--- Comment #1 from Andreas Beeker <kiwiwi...@apache.org> --- Please don't use HashSet and search for a sparse BitSet class instead. The reason for BitSet is/was an efficient way of searching for the next available id. looping through and testing for an id is not the way to go ... -- You are receiving this mail because: You are the assignee for the bug. --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@poi.apache.org For additional commands, e-mail: dev-h...@poi.apache.org