《Apache Dubbo微服务开发从入门到精通》——通信协议——二、 HTTP/2(Triple)协议(5) https://developer.aliyun.com/article/1224943
2. Triple协议基本示例
这篇教程会通过从零构建一个简单的工程来演示如何基于IDL方式使用Dubbo Triple。
1) 前置条件
• JDK版本>=8
• 已安装Maven
• 已安装并启动Zookeeper
2) 创建工程
a) 创建一个空的maven工程

b) 切换到工程目录

c) 添加Dubbo依赖和插件
在pom.xml中设置JDK版本
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.13</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo</artifactId>
<version>3.0.8</version>
</dependency>
<dependency>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-dependencies-zookeeper-curator5</artifactId>
<type>pom</type>
<version>3.0.8</version>
</dependency>
<dependency>
<groupId>com.google.protobuf</groupId>
<artifactId>protobuf-java</artifactId>
<version>3.19.4</version>
</dependency>
</dependencies>
<build>
<extensions>
<extension>
<groupId>kr.motd.maven</groupId>
<artifactId>os-maven-plugin</artifactId>
<version>1.6.1</version>
</extension>
</extensions>
<plugins>
<plugin>
<groupId>org.xolstice.maven.plugins</groupId>
<artifactId>protobuf-maven-plugin</artifactId>
<version>0.6.1</version>
<configuration>
<protocArtifact>com.google.protobuf:protoc:3.19.4:exe:${os.detected.classifier}</protocArtifact>
<protocPlugins>
<protocPlugin>
<id>dubbo</id>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-compiler</artifactId>
<version>0.0.4.1-SNAPSHOT</version>
<mainClass>org.apache.dubbo.gen.tri.Dubbo3TripleGenerator</mainClass>
</protocPlugin>
</protocPlugins>
</configuration>
<executions>
<execution>
<goals>
<goal>compile</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
d) 添加接口定义文件
src/main/proto/hello.proto,Dubbo使用Protobuf作为IDL。

《Apache Dubbo微服务开发从入门到精通》——通信协议——二、 HTTP/2(Triple)协议(7) https://developer.aliyun.com/article/1224939