> The enanchment is useful for applications that make heavy use of BitSet > objects as sets of integers, and therefore they need to make a lot of calls > to cardinality() method, which actually require linear time in the number of > words in use by the bit set. > This optimization reduces the cost of calling cardinality() to constant time, > as it simply returns the value of the field, and it also try to make as > little effort as possible to update the field, when needed.
fabioromano1 has updated the pull request incrementally with one additional commit since the last revision: Added tests for NaturalsBitSet class ------------- Changes: - all: https://git.openjdk.org/jdk/pull/11837/files - new: https://git.openjdk.org/jdk/pull/11837/files/0c3e7cdf..9d9fb06c Webrevs: - full: https://webrevs.openjdk.org/?repo=jdk&pr=11837&range=06 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=11837&range=05-06 Stats: 1549 lines in 10 files changed: 1438 ins; 57 del; 54 mod Patch: https://git.openjdk.org/jdk/pull/11837.diff Fetch: git fetch https://git.openjdk.org/jdk pull/11837/head:pull/11837 PR: https://git.openjdk.org/jdk/pull/11837
