pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
	<modelVersion>4.0.0</modelVersion>

	<groupId>com.grpc</groupId>
	<artifactId>hello</artifactId>
	<version>0.0.1</version>
	<packaging>jar</packaging>

	<name>hello</name>
	<url>http://maven.apache.org</url>

	<properties>
		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
	</properties>

	<dependencies>
		<dependency>
			<groupId>org.apache.tomcat</groupId>
			<artifactId>annotations-api</artifactId>
			<version>6.0.53</version>
		</dependency>
		<dependency>
			<groupId>junit</groupId>
			<artifactId>junit</artifactId>
			<version>3.8.1</version>
			<scope>test</scope>
		</dependency>
		<dependency>
			<groupId>com.google.protobuf</groupId>
			<artifactId>protobuf-java</artifactId>
			<version>3.6.1</version>
		</dependency>
		<dependency>
			<groupId>io.grpc</groupId>
			<artifactId>grpc-netty</artifactId>
			<version>1.30.0</version>
		</dependency>
		<dependency>
			<groupId>io.grpc</groupId>
			<artifactId>grpc-protobuf</artifactId>
			<version>1.30.0</version>
		</dependency>
		<dependency>
			<groupId>io.grpc</groupId>
			<artifactId>grpc-stub</artifactId>
			<version>1.30.0</version>
		</dependency>

		<dependency>
			<groupId>io.dropwizard.metrics</groupId>
			<artifactId>metrics-core</artifactId>
			<version>3.1.2</version>
		</dependency>
	</dependencies>
	<build>
		<finalName>${project.artifactId}-${project.version}</finalName>
		<plugins>
			<plugin>
				<artifactId>maven-compiler-plugin</artifactId>
				<version>3.3</version>
				<configuration>
					<source>1.8</source>
					<target>1.8</target>
				</configuration>
			</plugin>
			<plugin>
				<groupId>com.github.os72</groupId>
				<artifactId>protoc-jar-maven-plugin</artifactId>
				<version>3.7.1</version>
				<executions>
					<execution>
						<phase>generate-sources</phase>
						<goals>
							<goal>run</goal>
						</goals>
						<configuration>
							<includeMavenTypes>direct</includeMavenTypes>
							<inputDirectories>
								<include>src/main/proto</include>
							</inputDirectories>
							<outputTargets>
								<outputTarget>
									<type>java</type>
									<outputDirectory>src/main/java</outputDirectory>
								</outputTarget>
								<outputTarget>
									<type>grpc-java</type>
									<pluginArtifact>io.grpc:protoc-gen-grpc-java:1.30.0</pluginArtifact>
									<outputDirectory>src/main/java</outputDirectory>
								</outputTarget>
							</outputTargets>
						</configuration>
					</execution>
				</executions>
			</plugin>
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-shade-plugin</artifactId>
				<version>2.3</version>
				<executions>
					<execution>
						<phase>package</phase>
						<goals>
							<goal>shade</goal>
						</goals>
						<configuration>
							<transformers>
								<transformer
									implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
									<manifestEntries>
										<Main-Class>com.grpc.hello.App</Main-Class>
									</manifestEntries>
								</transformer>
							</transformers>
							<artifactSet />
						</configuration>
					</execution>
				</executions>
			</plugin>
		</plugins>
	</build>
</project>