Apace dubbo學習筆記(一)


1.創(chuàng)建父工程,其pom.xml為
<properties><maven.compiler.source>8maven.compiler.source><maven.compiler.target>8maven.compiler.target><my.version>2.7.6my.version><api.version>1.0api.version><web.version>2.3.3.RELEASEweb.version><project.build.sourceEncoding>UTF-8project.build.sourceEncoding>properties><dependencyManagement><dependencies><dependency><groupId>org.springframework.bootgroupId><artifactId>spring-boot-starter-webartifactId><version>${web.version}version>dependency><dependency><groupId>org.apache.dubbogroupId><artifactId>dubbo-spring-boot-starterartifactId><version>${my.version}version>dependency><dependency><groupId>org.apache.dubbogroupId><artifactId>dubbo-dependencies-zookeeperartifactId><type>pomtype><version>${my.version}version>dependency><dependency><groupId>com.scaffold.learngroupId><artifactId>my-apiartifactId><version>${api.version}version>dependency>dependencies>dependencyManagement>
? ? ? ? ? ? ? ?
2.創(chuàng)建my-api項目。
public class Entity implements Serializable {private String name;private int age;public String getName() {return name;}public void setName(String name) {this.name = name;}public int getAge() {return age;}public void setAge(int age) {this.age = age;}@Overridepublic String toString() {return "Entity{" +"name='" + name + '\'' +", age=" + age +'}';}}
創(chuàng)建rpc接口
public interface ShowApi {Entity show(String name, int age);}
創(chuàng)建服務提供者
主要的pom.xml為
org.springframework.boot spring-boot-starter-web 2.3.3.RELEASE org.apache.dubbo dubbo-spring-boot-starter org.apache.dubbo dubbo-dependencies-zookeeper pom com.scaffold.learn my-api
服務提供者實現(xiàn)接口
import com.scaffold.learn.api.ShowApi;import com.scaffold.learn.api.entity.Entity;import org.apache.dubbo.config.annotation.Service;@Servicepublic class ShowProvider implements ShowApi {@Overridepublic Entity show(String name, int age) {System.out.println("request\tname="+name+"\tage="+age);Entity entity=new Entity();entity.setName("dubbo-"+name);entity.setAge(age+1);return entity;}}
啟動函數(shù)
@SpringBootApplicationpublic class ProviderService {public static void main(String[] args) {SpringApplication.run(ProviderService.class,args);}}
相關(guān)配置文件
server.port=8333dubbo.scan.base-packages=com.scaffold.learn.providerdubbo.application.name=dubbo-providerdubbo.protocol.name=dubbo## Random portdubbo.protocol.port=-1## Dubbo Registrydubbo.registry.address=zookeeper://127.0.0.1:2181
3.服務消費者pom.xml文件? ? ? ?
org.springframework.boot spring-boot-starter-web 2.3.3.RELEASE org.apache.dubbo dubbo-spring-boot-starter org.apache.dubbo dubbo-dependencies-zookeeper pom com.scaffold.learn my-api
對外接口:
@RestControllerpublic class Api {@Referenceprivate ShowApi showApi;@GetMapping(value = "/test")public String testDubbo(){Entity entity = showApi.show("tianjingle",1);System.out.println(entity.toString());return entity.toString();}}
啟動函數(shù)
@SpringBootApplicationpublic class ConsumerService {public static void main(String[] args) {SpringApplication.run(ConsumerService.class,args);}}
配置文件
server.port=8334spring.application.name=consumer#dubbo.scan.base-packages=com.scaffold.learn.consumerembedded.zookeeper.port=2181## Dubbo Registrydubbo.registry.address= zookeeper://127.0.0.1:${embedded.zookeeper.port}
4.啟動zookeeper


5.啟動服務提供者和消費者

在瀏覽器訪問服務消費者接口
http://localhost:8334/test


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