Dubbo--基于Zookeeper服务与Spring集成
Posted 林宇风
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搭建dubbo微服务需要使用zookeeper作为服务注册中心,首先要搭建好zookeeper,安装方式参考zookeeper安装教程
1.部署dubbo服务管理中心
下载 dubbo-admin-2.6.0.war, 放在/apache-tomcat-8.5.34/webapps 目录下,启动tomcat服务,浏览器访问:http://192.168.37.220:8080/dubbo-admin-2.6.0/
(修改成自己ip进行访问),用户名root
密码root
2.搭建dubbo服务环境
搭建服务需要3个项目:
- api项目,定义公共接口
- dubbo-provider项目,提供服务
- dubbo-consumer项目,消费服务
可以使用maven创建多模块项目来模拟,不会创建maven多模块,自行度娘...
pom依赖和log4j日志打印配置
2.1 pom.xml 依赖
<?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>lyfcode</artifactId>
<groupId>com.lyf</groupId>
<version>1.0-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>dubbo-provider</artifactId>
<name>dubbo-provider</name>
<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>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.lyf</groupId>
<artifactId>api</artifactId>
<version>1.0-SNAPSHOT</version>
</dependency>
<!-- spring 核心jar -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>4.3.2.RELEASE</version>
</dependency>
<!-- spring 测试jar -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>4.3.2.RELEASE</version>
</dependency>
<!-- spring jdbc -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>4.3.2.RELEASE</version>
</dependency>
<!-- spring事物 -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>4.3.2.RELEASE</version>
</dependency>
<!-- aspectj切面编程的jar -->
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>1.8.9</version>
</dependency>
<!-- 日志打印相关的jar -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
<version>1.7.2</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.7.2</version>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>dubbo</artifactId>
<version>2.5.3</version>
</dependency>
<dependency>
<groupId>org.apache.zookeeper</groupId>
<artifactId>zookeeper</artifactId>
<version>3.3.3</version>
</dependency>
<!-- zookeeper client依赖,用于向zookeeper注册服务 -->
<dependency>
<groupId>com.github.sgroschupf</groupId>
<artifactId>zkclient</artifactId>
<version>0.1</version>
</dependency>
</dependencies>
<build>
</build>
</project>
2.2 log4j.properties 日志打印
log4j.rootLogger=DEBUG, Console
#Console
log4j.appender.Console=org.apache.log4j.ConsoleAppender
log4j.appender.Console.layout=org.apache.log4j.PatternLayout
log4j.appender.Console.layout.ConversionPattern=%d [%t] %-5p [%c] - %m%n
log4j.logger.java.sql.ResultSet=INFO
log4j.logger.org.apache=INFO
log4j.logger.java.sql.Connection=DEBUG
log4j.logger.java.sql.Statement=DEBUG
log4j.logger.java.sql.PreparedStatement=DEBUG
3.api模块定义公共接口
package com.lyf.dubbo.service;
public interface DemoService {
String sayHello(String name);
}
4.dubbo-provider实现接口提供服务
4.1 DemoServiceImpl.java 服务实现
package com.lyf.dubbo.service.service;
import com.lyf.dubbo.service.DemoService;
public class DemoServiceImpl implements DemoService {
public String sayHello(String name) {
System.out.println("服务接收: "+name);
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