build.gradle

apply plugin: 'java'
apply plugin: 'com.google.protobuf'

buildscript {
  repositories {
    mavenCentral()
  }
  dependencies {
    // ASSUMES GRADLE 2.12 OR HIGHER. Use plugin version 0.7.5 with earlier
    // gradle versions
    classpath 'com.google.protobuf:protobuf-gradle-plugin:0.8.0'
  }
}

repositories {
  mavenCentral()
  mavenLocal()
}

// IMPORTANT: You probably want the non-SNAPSHOT version of gRPC. Make sure you
// are looking at a tagged version of the example and not "master"!

// Feel free to delete the comment at the next line. It is just for safely
// updating the version in our release process.
def grpcVersion = '1.0.3' // CURRENT_GRPC_VERSION

dependencies {
  compile "io.grpc:grpc-netty:${grpcVersion}"
  compile "io.grpc:grpc-protobuf:${grpcVersion}"
  compile "io.grpc:grpc-stub:${grpcVersion}"
}

protobuf {
  protoc {
    // The version of protoc must match protobuf-java. If you don't depend on
    // protobuf-java directly, you will be transitively depending on the
    // protobuf-java version that grpc depends on.
    artifact = 'com.google.protobuf:protoc:3.0.2'
  }
  plugins {
    grpc {
      artifact = "io.grpc:protoc-gen-grpc-java:${grpcVersion}"
    }
  }
  generateProtoTasks {
    all()*.plugins {
      grpc {
        // To generate deprecated interfaces and static bindService method,
        // turn the enable_deprecated option to true below:
        option 'enable_deprecated=false'
      }
    }
  }
}

// Inform IntelliJ projects about the generated code.
apply plugin: 'idea'

idea {
  module {
    // Not using generatedSourceDirs because of
    // https://discuss.gradle.org/t/support-for-intellij-2016/15294/8
    sourceDirs += file("${projectDir}/build/generated/source/proto/main/java");
    sourceDirs += file("${projectDir}/build/generated/source/proto/main/grpc");
  }
}

// Provide convenience executables for trying out the examples.
apply plugin: 'application'

startScripts.enabled = false

task helloWorldClient(type: CreateStartScripts) {
  mainClassName = 'io.grpc.examples.helloworld.HelloWorldClient'
  applicationName = 'hello-world-client'
  outputDir = new File(project.buildDir, 'tmp')
  classpath = jar.outputs.files + project.configurations.runtime
}

task adderClient(type: CreateStartScripts) {
  mainClassName = 'io.grpc.examples.addition.AdderClient'
  applicationName = 'adder-client'
  outputDir = new File(project.buildDir, 'tmp')
  classpath = jar.outputs.files + project.configurations.runtime
}
applicationDistribution.into('bin') {
  from(helloWorldClient)
  from(adderClient)
  fileMode = 0755
}