# 创建服务提供者
# 创建案例工程项目
创建一个名为 spring-cloud-alibaba-dubbo-examples 的工程项目
# POM
<?xml version="1.0" encoding="UTF-8"?>
<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.cmcc</groupId>
<artifactId>spring-cloud-alibaba-dubbo-examples</artifactId>
<version>1.0.0-SNAPSHOT</version>
<packaging>pom</packaging>
<url>http://www.cmcc.com</url>
<modules>
<module>spring-cloud-alibaba-dubbo-provider</module>
<module>spring-cloud-alibaba-dubbo-consumer</module>
</modules>
<properties>
<java.version>1.8</java.version>
<maven.compiler.source>${java.version}</maven.compiler.source>
<maven.compiler.target>${java.version}</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<spring-boot.version>2.1.1.RELEASE</spring-boot.version>
<spring-cloud.version>Greenwich.RELEASE</spring-cloud.version>
</properties>
<dependencyManagement>
<dependencies>
<!-- Spring -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>${spring-boot.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${spring-cloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<!-- Projects -->
<dependency>
<groupId>com.cmcc</groupId>
<artifactId>spring-cloud-alibaba-dubbo-starter</artifactId>
<version>${project.version}</version>
</dependency>
</dependencies>
</dependencyManagement>
<profiles>
<profile>
<id>release</id> <!-- 部署要用到 -->
<build>
<plugins>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
</plugin>
<!-- Source -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-source-plugin</artifactId>
<version>3.0.1</version>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>jar-no-fork</goal>
</goals>
</execution>
</executions>
</plugin>
<!-- Javadoc -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
<version>2.9.1</version>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>jar</goal>
</goals>
</execution>
</executions>
</plugin>
<!-- GPG -->
<plugin> <!-- 进行延签 -->
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-gpg-plugin</artifactId>
<version>1.6</version>
<executions>
<execution>
<phase>verify</phase>
<goals>
<goal>sign</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
<distributionManagement>
<snapshotRepository>
<id>oss</id>
<url>https://oss.sonatype.org/content/repositories/snapshots/</url>
</snapshotRepository>
<repository>
<id>oss</id>
<url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
</repository>
</distributionManagement>
</profile>
</profiles>
<licenses>
<license>
<name>The Apache Software License, Version 2.0</name>
<url>http://www.apache.org/licenses/LICENSE-2.0.txt</url>
<comments>A business-friendly OSS license</comments>
</license>
</licenses>
<scm>
<url>https://github.com/github1013/spring-cloud-alibaba-dubbo</url>
<connection>scm:githttps://github.com/github1013/spring-cloud-alibaba-dubbo.git</connection>
<developerConnection>scm:git:https://github.com/github1013/spring-cloud-alibaba-dubbo.git</developerConnection>
</scm>
<developers>
<developer>
<name>cmcc</name>
<email>136913633167@163.com</email>
<url>http://www.cmcc.com</url>
</developer>
</developers>
<repositories>
<repository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/libs-milestone</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
</project>
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# 创建服务提供者
创建一个名为 spring-cloud-alibaba-dubbo-provider 的模块，其父工程为 spring-cloud-alibaba-dubbo-examples
# POM
<?xml version="1.0" encoding="UTF-8"?>
<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>
<parent>
<groupId>com.cmcc</groupId>
<artifactId>spring-cloud-alibaba-dubbo-examples</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<artifactId>spring-cloud-alibaba-dubbo-provider</artifactId>
<packaging>pom</packaging>
<url>http://www.cmcc.com</url>
<modules>
<module>spring-cloud-alibaba-dubbo-provider-api</module>
<module>spring-cloud-alibaba-dubbo-provider-service</module>
</modules>
</project>
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# 创建服务提供者接口
创建一个名为 spring-cloud-alibaba-dubbo-provider-api 的模块，其父工程为 spring-cloud-alibaba-dubbo-provider
# POM
<?xml version="1.0" encoding="UTF-8"?>
<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>
<parent>
<groupId>com.cmcc</groupId>
<artifactId>spring-cloud-alibaba-dubbo-provider</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<artifactId>spring-cloud-alibaba-dubbo-provider-api</artifactId>
<url>http://www.cmcc.com</url>
<dependencies>
<dependency>
<groupId>com.cmcc</groupId>
<artifactId>spring-cloud-alibaba-dubbo-starter</artifactId>
<scope>provided</scope>
</dependency>
</dependencies>
</project>
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# 定义接口
# ProviderService
package com.cmcc.alibaba.dubbo.provider.service;
import org.springframework.cloud.openfeign.FeignClient;
import org.springframework.web.bind.annotation.GetMapping;
@FeignClient("provider")
public interface ProviderService {
@GetMapping("/hi")
String hi();
}
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# FooService
package com.cmcc.alibaba.dubbo.provider.service;
import org.springframework.cloud.openfeign.FeignClient;
import org.springframework.web.bind.annotation.GetMapping;
@FeignClient("provider")
public interface FooService {
@GetMapping("/foo")
String foo();
}
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# 创建服务提供者实现
创建一个名为 spring-cloud-alibaba-dubbo-provider-service 的模块，其父工程为 spring-cloud-alibaba-dubbo-provider
# POM
<?xml version="1.0" encoding="UTF-8"?>
<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>
<parent>
<groupId>com.cmcc</groupId>
<artifactId>spring-cloud-alibaba-dubbo-provider</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<artifactId>spring-cloud-alibaba-dubbo-provider-service</artifactId>
<url>http://www.cmcc.com</url>
<dependencies>
<dependency>
<groupId>com.cmcc</groupId>
<artifactId>spring-cloud-alibaba-dubbo-starter</artifactId>
</dependency>
<dependency>
<groupId>com.cmcc</groupId>
<artifactId>spring-cloud-alibaba-dubbo-provider-api</artifactId>
<version>${project.parent.version}</version>
</dependency>
</dependencies>
</project>
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# 实现接口
package com.cmcc.alibaba.dubbo.provider.service.impl;
import com.cmcc.alibaba.dubbo.provider.service.ProviderService;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class ProviderServiceImpl implements ProviderService {
@Override
public String hi() {
return "Hi Spring Cloud Alibaba Dubbo";
}
}
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package com.cmcc.alibaba.dubbo.provider.service.impl;
import com.cmcc.alibaba.dubbo.provider.service.FooService;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class FooServiceImpl implements FooService {
@Override
public String foo() {
return "Foo Spring Cloud Alibaba Dubbo";
}
}
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# Application
package com.cmcc.alibaba.dubbo.provider;
import com.alibaba.dubbo.config.ProtocolConfig;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.context.annotation.Bean;
@EnableDiscoveryClient
@SpringBootApplication
public class ProviderApplication {
public static void main(String[] args) {
SpringApplication.run(ProviderApplication.class, args);
}
@Bean
public ProtocolConfig protocolConfig() {
ProtocolConfig protocolConfig = new ProtocolConfig();
protocolConfig.setPort(20880);
protocolConfig.setName("dubbo");
return protocolConfig;
}
}
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# application.yml
spring:
main:
allow-bean-definition-overriding: true
application:
name: provider
cloud:
nacos:
discovery:
server-addr: 192.168.10.146:8848
server:
port: 10101
dubbo:
application:
name: provider
registry:
address: nacos://192.168.10.146:8848
scan:
basePackages: com.cmcc.alibaba.dubbo.provider.service
management:
endpoints:
web:
exposure:
include: "*"
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# 运行测试
访问 Nacos 可以看到同时注册了 Dubbo 和 Http 服务
← 创建 Starter 项目 创建服务消费者 →