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【JEECG Dubbo专题】jeecg-p3集成dubbo文档

發(fā)布時(shí)間:2025/3/16 编程问答 29 豆豆
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一、項(xiàng)目介紹



二、項(xiàng)目分解說(shuō)明

1 . p3dubbo-service

????說(shuō)明:該項(xiàng)目為簡(jiǎn)單的maven構(gòu)建項(xiàng)目,無(wú)任何依賴(lài)引用,只作接口定義

? ? ?

? 接口定義如下:

pom文件說(shuō)明

??

2. p3dubbo-service

? 說(shuō)明:該項(xiàng)目為接口實(shí)現(xiàn)項(xiàng)目,進(jìn)行業(yè)務(wù)邏輯編寫(xiě)

?

? 接口實(shí)現(xiàn)如下:

@Service("demoService")

public class DemoServiceImpl implements DemoServiceI {

?

public String sayHello(String name) {

System.out.println(" -- jeecg-p3-dubbo---say: "+name); ? ? ? ? ? ? ? ? ?

return name + "[jeecg-p3-dubbo]";

? ? ?}

}

? ? pom如下:(引入jeecg-p3父POM,增加dubbo依賴(lài)支持)

? <parent>

????<groupId>org.p3framework</groupId>

????<artifactId>jeecg-p3-pom</artifactId>

????<version>1.0-SNAPSHOT</version>

</parent>

?

<dependencies>

<!--?接口API -->

<dependency>

<groupId>org.p3dubbo</groupId>

<artifactId>p3dubbo-service</artifactId>

<version>0.0.1-SNAPSHOT</version>

<type>jar</type>

<scope>compile</scope>

</dependency>

?

<!-- dubbo jar -->

<dependency>

<groupId>com.alibaba</groupId>

<artifactId>dubbo</artifactId>

<version>2.5.3</version>

<exclusions>

????????????????<exclusion>

????????????????????<groupId>org.springframework</groupId>

????????????????????<artifactId>spring</artifactId>

????????????????</exclusion>

????????????</exclusions>

</dependency>

<dependency>

<groupId>org.apache.zookeeper</groupId>

<artifactId>zookeeper</artifactId>

<version>3.4.6</version>

</dependency>

<dependency>

<groupId>com.github.sgroschupf</groupId>

<artifactId>zkclient</artifactId>

<version>0.1</version>

</dependency>

??????</dependencies>

? Spring?dubbo配置文件

<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns="http://www.springframework.org/schema/beans"

????xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

????xmlns:dubbo="http://code.alibabatech.com/schema/dubbo"

????xsi:schemaLocation="http://www.springframework.org/schema/beans ???????

????http://www.springframework.org/schema/beans/spring-beans.xsd????????

????http://code.alibabatech.com/schema/dubbo????????

????http://code.alibabatech.com/schema/dubbo/dubbo.xsd">

?

<!--?提供方應(yīng)用名稱(chēng)信息,這個(gè)相當(dāng)于起一個(gè)名字,我們dubbo管理頁(yè)面比較清晰是哪個(gè)應(yīng)用暴露出來(lái)的?-->

???<dubbo:application name="jeecgp3_dubbo_provider"></dubbo:application>

???<!--?使用zookeeper注冊(cè)中心暴露服務(wù)地址?--> ?

???<dubbo:registry address="zookeeper://192.168.0.1:2181" check="false" subscribe="false" register=""></dubbo:registry>

???<!--?要暴露的服務(wù)接口?--> ?

???<dubbo:service interface="com.jeecg.demo.DemoServiceI" ref="demoService" />

??

</beans>

3..jeecg-p3-web (啟動(dòng)項(xiàng)目)

????說(shuō)明:該項(xiàng)目為jeecg-p3啟動(dòng)項(xiàng)目,作為服務(wù)提供項(xiàng)目,需要引入p3dubbo-service-impl項(xiàng)目

? ??1)引入spring?dubbo配置

? ? ?

? ? 2)pom引入接口實(shí)現(xiàn)項(xiàng)目

? ??

? ? 啟動(dòng)項(xiàng)目jeecg-p3-web,提供服務(wù)(前臺(tái)先按照zookeeper)

4. p3dubbo-consumer(消費(fèi)項(xiàng)目)

????

??測(cè)試類(lèi):

public class DubboConsumer {

public static void main(String[] args) throws Exception {

ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(new String[] { "applicationContext.xml" }); ? ? ? ??

context.start();

?

DemoServiceI demoService = (DemoServiceI) context.getBean("demoService");

String hello = demoService.sayHello("1998");

System.out.println(hello);

}

}

Spring?配置

<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns="http://www.springframework.org/schema/beans"

????xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

????xmlns:dubbo="http://code.alibabatech.com/schema/dubbo"

????xsi:schemaLocation="http://www.springframework.org/schema/beans ???????

????http://www.springframework.org/schema/beans/spring-beans.xsd????????

????http://code.alibabatech.com/schema/dubbo????????

????http://code.alibabatech.com/schema/dubbo/dubbo.xsd">

??

????<!--?消費(fèi)方應(yīng)用名,用于計(jì)算依賴(lài)關(guān)系,不是匹配條件,不要與提供方一樣?--> ?

????<dubbo:application name="dubbo_consumer" /> ?

??

????<!--?使用zookeeper注冊(cè)中心暴露服務(wù)地址?--> ?

????<dubbo:registry address="zookeeper://192.168.0.1:2181" /> ?

??

????<!--?生成遠(yuǎn)程服務(wù)代理,可以像使用本地bean一樣使用demoService --> ?

????<dubbo:reference id="demoService" ?interface="com.jeecg.demo.DemoServiceI" /> ?

??

</beans>

pom引用:

<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>org.p3dubbo</groupId>

<artifactId>p3dubbo-consumer</artifactId>

<version>0.0.1-SNAPSHOT</version>

?

<parent>

<groupId>org.p3framework</groupId>

<artifactId>jeecg-p3-pom</artifactId>

<version>1.0-SNAPSHOT</version>

</parent>

?

<dependencies>

<!-- api -->

<dependency>

<groupId>org.p3dubbo</groupId>

<artifactId>p3dubbo-service</artifactId>

<version>0.0.1-SNAPSHOT</version>

<scope>compile</scope>

</dependency>

<!-- dubbo jar -->

<dependency>

<groupId>com.alibaba</groupId>

<artifactId>dubbo</artifactId>

<version>2.5.3</version>

<exclusions>

<exclusion>

<groupId>org.springframework</groupId>

<artifactId>spring</artifactId>

</exclusion>

</exclusions>

</dependency>

<dependency>

<groupId>org.apache.zookeeper</groupId>

<artifactId>zookeeper</artifactId>

<version>3.4.6</version>

</dependency>

<dependency>

<groupId>com.github.sgroschupf</groupId>

<artifactId>zkclient</artifactId>

<version>0.1</version>

</dependency>

</dependencies>

</project>

測(cè)試結(jié)果

[1].采用maven方式啟動(dòng)jeecg-p3-web項(xiàng)目

? ? ??


??[2].執(zhí)行類(lèi)DubboConsumer

??????????客戶(hù)端:

?

??? ?服務(wù)端:??

? ? 源碼下載地址http://pan.baidu.com/s/1b78fuu?密碼:qtx3

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