Bump protobuf-java from 2.6.1 to 3.17.1 in /java

[dependabot]

Bumps protobuf-java from 2.6.1 to 3.17.1.

Release notes

Sourced from protobuf-java's releases.

Protocol Buffers v3.17.1

PHP

• Fixed PHP memory leaks and arginfo errors. (#8614)
• Fixed JSON parser to allow multiple values from the same oneof as long as all but one are null.

Ruby

• Fixed memory bug: properly root repeated/map field when assigning. (#8639)
• Fixed JSON parser to allow multiple values from the same oneof as long as all but one are null.

Protocol Buffers v3.17.0

Protocol Compiler

• Fix the generated source information for reserved values in Enums.

C++

• Fix -Wunused-parameter in map fields (fixes #8494) (#8500)
• Use byteswap.h when building against musl libc (#8503)
• Fix -Wundefined-inline error when using SharedCtor() or SharedDtor() (#8532)
• Fix bug where Descriptor::DebugString() printed proto3 synthetic oneofs.
• Provide stable versions of SortAndUnique().
• Make sure to cache proto3 optional message fields when they are cleared.
• Expose UnsafeArena methods to Reflection.
• Use std::string::empty() rather than std::string::size() > 0.

Kotlin

• Introduce support for Kotlin protos (#8272)
• Restrict extension setter and getter operators to non-nullable T.

Java

• updating GSON and Guava to more recent versions (#8524)
• Reduce the time spent evaluating isExtensionNumber by storing the extension ranges in a TreeMap for faster queries. This is particularly relevant for protos which define a large number of extension ranges, for example when each tag is defined as an extension.
• Fix java bytecode estimation logic for optional fields.
• Optimize Descriptor.isExtensionNumber.

Python

• Add MethodDescriptor.CopyToProto() (#8327)
• Remove unused python_protobuf.{cc,h} (#8513)
• Start publishing python aarch64 manylinux wheels normally (#8530)
• Fix constness issue detected by MSVC standard conforming mode (#8568)
• Make JSON parsing match C++ and Java when multiple fields from the same oneof are present and all but one is null.

Ruby

• Add support for proto3 json_name in compiler and field definitions (#8356)
• Fixed memory leak of Ruby arena objects. (#8461)
• Fix source gem compilation (#8471)
• Fix various exceptions in Ruby on 64-bit Windows (#8563)
• Fix crash when calculating Message hash values on 64-bit Windows (#8565)

... (truncated)

Commits

• 367e469 Fixed memory bug: properly root repeated/map field when assigning. (#8639)
• 52784ce Update protobuf version (#8633)
• 0b87475 Php & Ruby Cherry Picks for 3.17.1 (#8632)
• 65abb64 Fixed syntax errors in bswap_64 (#8613)
• 652d99a Update protobuf version (#8606)
• ca29550 Make the dist_install test use Java 8 (#8609)
• 0aabf89 Remove some redundant language prefixes from the changelog for 3.17
• 5a9367a Update tests.sh to skip the Kotlin tests on Oracle 7
• a4866d3 Updated .gitignore to include Kotlin directories
• ca7f54a Fix -Wunused-parameter in java_names.h (#8601)
• Additional commits viewable in compare view

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[dependabot]

Superseded by #42.