Dubbo --- zookeeper registry --- xml configuration

Others 2019-06-09 01:19:02 views: null

1, project structure (maven project)

　　　　

2、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.an</groupId>
    <artifactId>dubbo-zookeeper-test</artifactId>
    <packaging>pom</packaging>
    <version>1.0-SNAPSHOT</version>
    <modules>
        <module>api</module>
        <module>provider</module>
        <module>consumer</ Module> 
        <- GA version is widely used in internal Alibaba:! 2.4.9, this version is strongly recommended ->
    <the Properties>
    </ modules>

        <motan.version>0.3.0</motan.version>
        <dubbo.version>2.5.3</dubbo.version>
        <dubbox.version>2.8.4</dubbox.version>
        <spring.version>4.3.6.RELEASE</spring.version>
        <java.version>1.7</java.version>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    </properties>

    <dependencies>

        <!--dubbo-->
        <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>

        <!--zookeeper 客户端 jar 包依赖-->
        <dependency>
            <groupId>org.apache.zookeeper</groupId>
            <artifactId>zookeeper</artifactId>
            <version>3.3.3</version>
        </dependency>

        <!--zookeeper  zkclient客户端-->
        <dependency>
            <groupId>com.github.sgroschupf</groupId>
            <artifactId>zkclient</artifactId>
            <version>0.1</version>
        </dependency>

        <!--zookeeper  curator客户端-->
        <dependency>
            <groupId>com.netflix.curator</groupId>
            <artifactId>curator-framework</artifactId>
            <version>1.1.10</version>
        </dependency>

        <!-- spring相关 -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-core</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-beans</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-jdbc</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-web</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-webmvc</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-aop</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-tx</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-orm</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context-support</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-test</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-jms</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.aspectj</groupId>
            <artifactId>aspectjrt</artifactId>
            <version>1.6.11</version>
        </dependency>
        <dependency>
            <groupId>org.aspectj</groupId>
            <artifactId>aspectjweaver</artifactId>
            <version>1.6.11</version>
        </dependency>
    </dependencies>


</project>

3、api

　　　　3.1　　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">
    <parent>
        <artifactId>dubbo-zookeeper-test</artifactId>
        <groupId>com.an</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <artifactId>api</artifactId>


</project>

　　　　3.2　　HelloService

package com.an.service;

public interface HelloService {
    String sayHello(String msg);
}

4、provider

　　　　4.1　　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">
    <parent>
        <artifactId>dubbo-zookeeper-test</artifactId>
        <groupId>com.an</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <artifactId>provider</artifactId>

    <dependencies>
        <dependency>
            <groupId>com.an</groupId>
            <artifactId>api</artifactId>
            <version>1.0-SNAPSHOT</version>
        </dependency>
    </dependencies>
</project>

　　　　4.2　　log4j.properties

###set log levels###
log4j.rootLogger=info, stdout
###output to the console###
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target=System.out
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=[%d{dd/MM/yy hh:mm:ss:sss z}] %t %5p %c{2}: %m%n

　　　　4.3　　dubbo-provider.xml

<? XML Version = "1.0" encoding = "UTF-. 8"?> 
<Beans xmlns = "http://www.springframework.org/schema/beans" 
       xmlns: the 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: // the WWW. springframework.org/schema/beans/spring-beans.xsd 
                           http://code.alibabatech.com/schema/dubbo 
                           http://code.alibabatech.com/schema/dubbo/dubbo.xsd "> 

    <the bean ID =" helloService "class =" com.an.service.HelloServiceImpl "/> 
    <- application configuration:! for the current application configuration information, regardless of whether the application is a provider or consumer ->
    <! - Provider Application Name ->
    <dubbo:application name="dubbo-provider"/>
    <-! Registration Center Configuration: used to configure the connection to the registry information -> 
    <- - Use zookeeper exposure registry service address!> 
    <Dubbo: Registry address = "zookeeper: //192.168.1.106: 2181" = Client "Curator" /> 
    <- protocol configuration:! for protocol configuration provides information services, protocols specified by the provider, consumer passively accept -> 
    <! - dubbo agreement with exposure to port services 20880 - > 
    <Dubbo: protocol name = "Dubbo" Port = "20 881" /> 
    <- service configuration:! for exposing a service and meta information defining the service, a service may be exposed to a plurality of protocols, a service may be registered to more than one registry -> 
    <! - statement needs to be exposed service interface timeout timeout error over time too -> 
    <Dubbo: service interface = "com.an.service.HelloService" ref = "helloService" timeout = "5000" /> 


</ Beans>

　　　　4.4　　HelloServiceImpl

package com.an.service;


public class HelloServiceImpl implements HelloService {

    public String sayHello(String msg) {
        return msg;
    }
}

　　　　4.5　　ProviderRunner

package com.an;

import org.springframework.context.support.ClassPathXmlApplicationContext;

import java.io.IOException;

public class ProviderRunner {
    public static void main(String[] args) throws IOException {
        ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext( new String[] {"dubbo-provider.xml"});
        context.start();
        System.out.println("provider...started...");
        System.in.read();
    }
}

5、consumer

　　　　5.1　　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">
    <parent>
        <artifactId>dubbo-zookeeper-test</artifactId>
        <groupId>com.an</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <artifactId>consumer</artifactId>

    <dependencies>
        <dependency>
            <groupId>com.an</groupId>
            <artifactId>api</artifactId>
            <version>1.0-SNAPSHOT</version>
        </dependency>
    </dependencies>
</project>

　　　　5.2　　log4j.properties

###set log levels###
log4j.rootLogger=info, stdout
###output to the console###
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target=System.out
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=[%d{dd/MM/yy hh:mm:ss:sss z}] %t %5p %c{2}: %m%n

　　　　5.3　　dubbo-consumer.xml

<? XML Version = "1.0" encoding = "UTF-. 8"?> 
<Beans xmlns = "http://www.springframework.org/schema/beans" 
       xmlns: the 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: // the WWW. springframework.org/schema/beans/spring-beans.xsd 
                           http://code.alibabatech.com/schema/dubbo 
                           http://code.alibabatech.com/schema/dubbo/dubbo.xsd "> 

    <-! application configuration: used to configure the current application information, regardless of whether the application is the provider or the consumer -> 
    <- consumer application name ->! 
    <Dubbo: the application name = "Dubbo-consumer" />
    <-! Registration Center Configuration: used to configure the connection to the registry information ->
    <Dubbo: Registry Protocol = "ZooKeeper" address = "ZooKeeper: //192.168.1.106: 2181" /> 
    <- reference configuration:! to create a remote service agent, a reference can point to more than one registry -> 
    <Dubbo: Reference ID = "the helloService" interface = "com.an.service.HelloService" /> 

</ Beans>

　　　　5.4　　ConsumerRunner

package com.an;

import com.an.service.HelloService;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class ConsumerRunner {

    public static void main(String[] args){
        ClassPathXmlApplicationContext context=new ClassPathXmlApplicationContext(new String[]{"dubbo-consumer.xml"});
        context.start();
        HelloService helloService =(HelloService) context.getBean("helloService");
        String msg=helloService.sayHello("hello world");
        System.out.println(msg);
    }
}

　　

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