综合学习SpringBoot+Dubbo+Zookeeper,结合平时用的框架,对常用的框架整合了一下,从框架到后台到前端,如有侵权,请联系删除!
后台框架springboot+mybatis+dubbo+zookeeper+redis+nginx,其中redis做数据缓存,nginx做页面转发,数据库用mysql!首先springboot-mybatis-dubbo-zookeeper目录架构如下:
首先项目外层定义版本等的pom文件如下:
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">
4.0.0
com.cn.bee
springboot-mybatis-dubbo-zookeeper
0.0.1-SNAPSHOT
pom
springboot-mybatis-dubbo-zookeeper
springboot-mybatis-dubbo-zookeeper
1.7
3.1
2.6
1.3.2
3.1.1
1.2.0
1.2.0
2.5.3
3.3.6
0.1
0.2.6
1.3.2.RELEASE
org.springframework.boot
spring-boot-starter-parent
1.5.1.RELEASE
org.apache.maven.plugins
maven-compiler-plugin
${jdk.version}
${jdk.version}
UTF-8
org.apache.maven.plugins
maven-resources-plugin
UTF-8
edu-web-common
edu-web-server
edu-web-client
edu-web-client下面的Application.java,主要用注解方式加载Bean,而且服务提供者的启动main方法也写在这下面,代码如下:
@MapperScan("com.cn.bee.dao") @SpringBootApplication @ImportResource(locations={"dubbo-provider.xml"}) public class Application { /** * 1.启动app层的main方法之后,会自动加载bean, @ConfigurationProperties(prefix="spring.datasource")会自动去application.properties * 下面以spring.datasource开头的有关数据库连接的配置文件 * 2.通过注解@MapperScan("com.cn.bee.dao")自动扫描mybatis的mapper文件 */ private static volatile boolean running = true; private static Logger logger = Logger.getLogger(Application.class); //DataSource配置 @Bean @ConfigurationProperties(prefix="spring.datasource") public DataSource dataSource() { return new com.alibaba.druid.pool.DruidDataSource(); } //提供SqlSeesion @Bean public SqlSessionFactory sqlSessionFactoryBean() throws Exception { SqlSessionFactoryBean sqlSessionFactoryBean = new SqlSessionFactoryBean(); sqlSessionFactoryBean.setDataSource(dataSource()); PathMatchingResourcePatternResolver resolver = new PathMatchingResourcePatternResolver(); // 配置mapper的扫描,找到所有的mapper.xml映射文件 sqlSessionFactoryBean.setMapperLocations(resolver.getResources("classpath:/mapper/*.xml")); // 加载全局的配置文件 sqlSessionFactoryBean.setConfigLocation( new DefaultResourceLoader().getResource("classpath:mybatis-config.xml")); return sqlSessionFactoryBean.getObject(); } @Bean public PlatformTransactionManager transactionManager() { return new DataSourceTransactionManager(dataSource()); } /** * Main 方法启动项 */ public static void main(String[] args) { SpringApplication.run(Application.class, args); System.out.println("============= APP Start ON SpringBoot Success ============="); synchronized (Application.class) { while (running) { try { Application.class.wait(); } catch (Throwable e) { } } } } }启动edu-web-client的main方法之后,会自动加载bean, @ConfigurationProperties(prefix="spring.datasource")会自动去application.properties下面以spring.datasource开头的有关数据库连接的配置文件,application.properties如下:
spring.datasource.url=jdbc:mysql://localhost:3306/springbootdb?useUnicode=true&characterEncoding=utf8 spring.datasource.username=root spring.datasource.password=123456 spring.datasource.driver-class-name=com.mysql.jdbc.Driver dubbo.registry.center=127.0.0.1:2181 dubbo.protocol.port=20885
服务提供者的dubbo-provider.xml,代码如下:
xml version="1.0" encoding="UTF-8"?>edu-web-client中其他层次的代码就省略了,有需要可以联系我了解!同时 自己本地可以下载一个单机版的zookeeperxmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:context="http://www.springframework.org/schema/context" xmlns:p="http://www.springframework.org/schema/p" xmlns:task="http://www.springframework.org/schema/task" xmlns:util="http://www.springframework.org/schema/util" xmlns:dubbo="http://code.alibabatech.com/schema/dubbo" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.1.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.1.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.1.xsd http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task.xsd http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-3.1.xsd http://code.alibabatech.com/schema/dubbo http://code.alibabatech.com/schema/dubbo/dubbo.xsd"> <context:component-scan base-package="com.cn.bee.service.*"> <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller" /> context:component-scan> <dubbo:application name="springBoot-service-provider-app" /> <dubbo:registry protocol="zookeeper" address="${dubbo.registry.center}" /> <dubbo:protocol name="dubbo" port="${dubbo.protocol.port}" threadpool="cached" threads="1000" accepts="2000" serialization="java"/> <dubbo:service interface="com.cn.bee.service.UserService" ref="userService" timeout="3000" >dubbo:service> <dubbo:service interface="com.cn.bee.service.DictService" ref="dictService" timeout="3000" >dubbo:service> <dubbo:service interface="com.cn.bee.service.AreaService" ref="areaService" timeout="3000" >dubbo:service>
edu-web-common:主要放实体、接口、也可以放一些公用的工具类等待。
到了这里,我们的服务已经可以完成了,运行application.Java的main方法,我们可以看到控制台如下,就代表成功了!
然后我们到edu-web-server,主要做服务端
application.properties如下:
platform_context_path=/bee dubbo.registry.center=127.0.0.1:2181 server.port=9090 #redis服务器 redis_core_database=127.0.0.1_6379 #配置启动项目时,定时任务隔多长时间运行一次 redis_time=60然后服务消费者代码如下:
xml version="1.0" encoding="UTF-8"?>Controller的代码就省略了!xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:context="http://www.springframework.org/schema/context" xmlns:p="http://www.springframework.org/schema/p" xmlns:dubbo="http://code.alibabatech.com/schema/dubbo" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.1.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.1.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.1.xsd http://code.alibabatech.com/schema/dubbo http://code.alibabatech.com/schema/dubbo/dubbo.xsd"> <context:annotation-config /> <dubbo:application name="springboot-service-consumer-app" /> <dubbo:registry id="springboot-reg" protocol="zookeeper" address="${dubbo.registry.center}" /> <dubbo:annotation /> <context:component-scan base-package="com.cn.bee.*"> <context:include-filter type="annotation" expression="com.alibaba.dubbo.config.annotation.Reference" /> context:component-scan>
最后就是到edu-web-server的启动项,你只需要运行这个main方法,项目就可以访问了,Application.java代码如下:
@SpringBootApplication(scanBasePackages="com.cn.bee.controller") @EnableAutoConfiguration(exclude={DataSourceAutoConfiguration.class}) @ImportResource(locations = {"dubbo-consumer.xml"}) public class Application{ private static Logger logger = Logger.getLogger(Application.class); public static void main(String[] args) throws Exception { SpringApplication.run(Application.class, args); System.out.println("============= SpringBoot web Start Success ============="); } }
@SpringBootApplication(scanBasePackages="com.cn.bee.controller") 括号里面的内容,如果Controller和启动main同一个包下面是不需要指向的,如果要放在不同包下面不加scanBasePackages="com.cn.bee.controller"会报错!
然后我们现在启动Application,如果成功,我们会看到控制台如下:
这时候我们就可以访问试一下,看到返还的如下JSON数据,就证明我们项目跑起来了:
其中Dubbo注册中心的页面如下: