The version used by protoc-gen-grpc-java will be upgraded separately,
because of large C++ build changes necessary. But that won't impact
users at all. We are upgrading to protoc 22.3; only the grpc plugin is
not upgraded.
Bazel is upgraded for both Java and C++.
Full end to end implementation of gRPC server as a Servlet including tests and examples
Co-authored-by: Penn (Dapeng) Zhang <zdapeng@google.com>
Co-authored-by: Chengyuan Zhang <chengyuanzhang@google.com>