Currently JavaCustomIndexer always stores props, the non needed IO slows down up to date check.
Fixed jet-main 2f9cd7092a7e
Integrated into 'main-golden', will be available in build *201203170400* on http://bits.netbeans.org/dev/nightly/ (upload may still be in progress)
User: Tomas Zezula <firstname.lastname@example.org>
Log: #206057:Java Indexer should store metadata only in case of change