Fix protobuf version (< 3.4.0) compatibility for ByteSizeLong() and SpaceUsedLong()#3292
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What problem does this PR solve?
Issue Number: resolve
Problem Summary:
The project fails to compile with protobuf versions < 3.4.0. The
ByteSizeLong()andSpaceUsedLong()methods were introduced in protobuf 3.4.0, but the code unconditionally uses them with theoverridekeyword, causing compilation errors:'size_t brpc::NonreflectableMessage<T>::SpaceUsedLong() const' marked 'override', but does not override'size_t brpc::NonreflectableMessage<T>::ByteSizeLong() const' marked 'override', but does not overrideWhat is changed and the side effects?
Changed:
Side effects:
Performance effects:
Breaking backward compatibility:
Check List: