RFR  StringJoiner imlementation optimization
ivan.gerasimov at oracle.com
Mon Aug 4 16:16:30 UTC 2014
Here's the proposal by Martin Buchholz to improve implementation of
I think that result of concatenation in the merge() method can be saved
to be reused later.
This would be useful, for example, if a StringJoiner is merged into
other StringJoiners several times.
So, here's my slightly modified version of the Martin's webrev:
I've also modified the test to regularly test cases with empty
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