Note: Building the protobuf dependency for Android requires https://github.com/google/protobuf/pull/3878. This fix will be in the next protobuf release, but until then must be manually patched in to
third_party/protobuf to build gRPC for Android.
grpc_cpp_pluginbinaries on the host system
The example application can be built via Android Studio or on the command line using
$ ./gradlew installDebug