1. 添加依赖
<properties>
<grpc.version>1.54.0</grpc.version>
</properties>
<dependency>
<groupId>io.grpc</groupId>
<artifactId>grpc-netty-shaded</artifactId>
<version>${grpc.version}</version>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>io.grpc</groupId>
<artifactId>grpc-protobuf</artifactId>
<version>${grpc.version}</version>
</dependency>
<dependency>
<groupId>io.grpc</groupId>
<artifactId>grpc-stub</artifactId>
<version>${grpc.version}</version>
</dependency>
<!-- necessary for Java 9+ -->
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>annotations-api</artifactId>
<version>6.0.53</version>
<scope>provided</scope>
</dependency>
<build>
<extensions>
<extension>
<groupId>kr.motd.maven</groupId>
<artifactId>os-maven-plugin</artifactId>
<version>1.7.1</version>
</extension>
</extensions>
<plugins>
<plugin>
<groupId>org.xolstice.maven.plugins</groupId>
<artifactId>protobuf-maven-plugin</artifactId>
<version>0.6.1</version>
<configuration>
<!-- 工具版本 -->
<protocArtifact>com.google.protobuf:protoc:3.21.7:exe:${os.detected.classifier}</protocArtifact>
<pluginId>grpc-java</pluginId>
<pluginArtifact>io.grpc:protoc-gen-grpc-java:${grpc.version}:exe:${os.detected.classifier}
</pluginArtifact>
<!--默认值,proto源文件路径-->
<protoSourceRoot>${project.basedir}/src/main/proto</protoSourceRoot>
<!--默认值,proto目标java文件路径-->
<outputDirectory>${project.basedir}/src/main/java</outputDirectory>
<!--设置是否在生成java文件之前清空outputDirectory的文件,默认值为true,设置为false时也会覆盖同名文件-->
<clearOutputDirectory>false</clearOutputDirectory>
</configuration>
<executions>
<execution>
<!--在执行mvn compile的时候会执行以下操作-->
<phase>compile</phase>
<goals>
<!--生成OuterClass类-->
<goal>compile</goal>
<!--生成Grpc类-->
<goal>compile-custom</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
2. 创建src/main/proto目录,在其中添加定义好的远程API接口*.proto文件
3. 执行 mvn clean compile 命令,然后在生成 服务接口对应的类文件 和 接口参数/返回值对应的类文件
4. 编写server端代码
5. 编写client端代码
6. 先运行server端main()函数,再运行client端的main()函数,即可测试rpc远程调用结果