[Java] Add ByteStringOutputStream.isEmpty() and reduce ByteStringOutputStream.size() calls#37947

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scwhittle merged 3 commits intoapache:masterfrom

scwhittle:size_opt

Apr 7, 2026

Commits on Mar 25, 2026

[Java] Add ByteStringOutputStream.isEmpty()
scwhittle
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Commits on Mar 26, 2026

fix bug
scwhittle
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Commits on Mar 27, 2026

revert DataStreams change as it may use other OutputStreams for which size() behaves differently
scwhittle
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