1. 添加依賴
<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>
<!--默認值,proto源文件路徑-->
<protoSourceRoot>${project.basedir}/src/main/proto</protoSourceRoot>
<!--默認值,proto目標java文件路徑-->
<outputDirectory>${project.basedir}/src/main/java</outputDirectory>
<!--設置是否在生成java文件之前清空outputDirectory的文件,默認值爲true,設置爲false時也會覆蓋同名文件-->
<clearOutputDirectory>false</clearOutputDirectory>
</configuration>
<executions>
<execution>
<!--在執行mvn compile的時候會執行以下操作-->
<phase>compile</phase>
<goals>
<!--生成OuterClass類-->
<goal>compile</goal>
<!--生成Grpc類-->
<goal>compile-custom</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
2. 創建src/main/proto目錄,在其中添加定義好的遠程API接口*.proto文件
3. 執行 mvn clean compile 命令,然後在生成 服務接口對應的類文件 和 接口參數/返回值對應的類文件
4. 編寫server端代碼
5. 編寫client端代碼
6. 先運行server端main()函數,再運行client端的main()函數,即可測試rpc遠程調用結果