gRPC Hello World Tutorial (Android Java)

BACKGROUND

For this sample, we've already generated the server and client stubs from helloworld.proto.

PREREQUISITES

  • Java gRPC

  • Android Tutorial if you're new to Android development

  • We only have Android gRPC client in this example. Please follow examples in other languages to build and run a gRPC server.

INSTALL

1 Clone the gRPC Java git repo

$ git clone https://github.com/grpc/grpc-java

2 Install gRPC Java, as described in How to Build

$ # from this dir
$ cd grpc-java
$ # follow the instructions in 'How to Build'

3 Prepare the app

  • Clone this git repo
$ git clone https://github.com/grpc/grpc-common

4 Install the app

$ cd grpc-common/java/android
$ ./gradlew installDebug