1.微服务cloud整体聚合父工程
1.1 New Project
1.2 Maven选版本
1.3 字符编码
1.4 注解生效激活
主要为lombok中的@Data
1.5 java编译版本选8
1.6 File Type过滤
*.hprof;*.idea;*.iml;*.pyc;*.pyo;*.rbc;*.yarb;*~;.DS_Store;.git;.hg;.svn;CVS;__pycache__;_svn;vssver.scc;vssver2.scc;
1.7 父工程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>org.example.cloud</groupId><artifactId>cloud2020</artifactId><version>1.0</version><packaging>pom</packaging><!-- 统一管理jar包版本 --><properties><project.build.sourceEncoding>UTF-8</project.build.sourceEncoding><maven.compiler.source>8</maven.compiler.source><maven.compiler.target>8</maven.compiler.target><junit.version>4.12</junit.version><log4j.version>1.2.17</log4j.version><lombok.version>1.16.18</lombok.version><mysql.version>5.1.49</mysql.version><druid.version>1.1.16</druid.version><mybatis.spring.boot.version>1.3.0</mybatis.spring.boot.version></properties><!-- 子模块继承之后，提供作用：锁定版本+子modlue不用写groupId和version --><dependencyManagement><dependencies><!--spring boot 2.3.12.RELEASE--><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-dependencies</artifactId><version>2.3.12.RELEASE</version><type>pom</type><scope>import</scope></dependency><!--spring cloud 2021.0.9-SNAPSHOT--><dependency><groupId>org.springframework.cloud</groupId><artifactId>spring-cloud-dependencies</artifactId><version>Hoxton.SR1</version><type>pom</type><scope>import</scope></dependency><!--spring cloud alibaba 2.1.0.RELEASE--><dependency><groupId>com.alibaba.cloud</groupId><artifactId>spring-cloud-alibaba-dependencies</artifactId><version>2.1.0.RELEASE</version><type>pom</type><scope>import</scope></dependency><dependency><groupId>mysql</groupId><artifactId>mysql-connector-java</artifactId><version>${mysql.version}</version></dependency><dependency><groupId>com.alibaba</groupId><artifactId>druid</artifactId><version>${druid.version}</version></dependency><dependency><groupId>org.mybatis.spring.boot</groupId><artifactId>mybatis-spring-boot-starter</artifactId><version>${mybatis.spring.boot.version}</version></dependency><dependency><groupId>junit</groupId><artifactId>junit</artifactId><version>${junit.version}</version></dependency><dependency><groupId>log4j</groupId><artifactId>log4j</artifactId><version>${log4j.version}</version></dependency><dependency><groupId>org.projectlombok</groupId><artifactId>lombok</artifactId><version>${lombok.version}</version><optional>true</optional></dependency></dependencies></dependencyManagement>
</project>
2.微服务订单
2.1 建cloud-order80
2.2 改POM文件
<?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>cloud2020</artifactId><groupId>org.example.cloud</groupId><version>1.0</version></parent><modelVersion>4.0.0</modelVersion><artifactId>cloud-order80</artifactId><properties><maven.compiler.source>8</maven.compiler.source><maven.compiler.target>8</maven.compiler.target></properties><dependencies><!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-web --><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-web</artifactId></dependency><!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-web --><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-actuator</artifactId></dependency><!-- https://mvnrepository.com/artifact/org.projectlombok/lombok --><dependency><groupId>org.projectlombok</groupId><artifactId>lombok</artifactId><optional>true</optional></dependency></dependencies><build><plugins><plugin><groupId>org.springframework.boot</groupId><artifactId>spring-boot-maven-plugin</artifactId><version>2.3.12.RELEASE</version><executions><execution><goals><goal>repackage</goal></goals></execution></executions></plugin></plugins></build></project>2.3 写YML
server:port: 802.4 主启动
package org.example.cloud;import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;@SpringBootApplication
public class OrderMain {public static void main(String[] args) {SpringApplication.run(OrderMain.class, args);}
}
2.5 config配置类
package org.example.cloud.config;import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.client.RestTemplate;@Configuration
public class ApplicationContextConfig {@Beanpublic RestTemplate getRestTemplate(){return new RestTemplate();}
}2.6 创建controller
@RestController
@RequestMapping("order")
@Slf4j
public class OrderController {public static final String PAYMENT_URL = "http://localhost:8001";@Resourceprivate RestTemplate restTemplate;@GetMapping("payment/create")public CommonResult<Payment> create(Payment payment){CommonResult commonResult = restTemplate.postForObject(PAYMENT_URL + "/payment/create", payment, CommonResult.class);return commonResult; //写操作}@GetMapping("get/{id}")public CommonResult<Payment> getPayment(@PathVariable("id") Long id){return restTemplate.getForObject(PAYMENT_URL+"/payment/get/"+id,CommonResult.class);}}3.微服务支付
3.1 建cloud-payment8001
3.2 改POM文件
<?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>cloud2020</artifactId><groupId>org.example.cloud</groupId><version>1.0</version></parent><modelVersion>4.0.0</modelVersion><artifactId>cloud-payment8001</artifactId><properties><maven.compiler.source>8</maven.compiler.source><maven.compiler.target>8</maven.compiler.target></properties><dependencies><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-web</artifactId></dependency><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-actuator</artifactId></dependency><!--lombok--><dependency><groupId>org.projectlombok</groupId><artifactId>lombok</artifactId><optional>true</optional></dependency><dependency><groupId>org.example.cloud</groupId><artifactId>cloud-api-common</artifactId><version>1.0</version><scope>compile</scope></dependency></dependencies><build><plugins><plugin><groupId>org.springframework.boot</groupId><artifactId>spring-boot-maven-plugin</artifactId><version>2.3.12.RELEASE</version><executions><execution><goals><goal>repackage</goal></goals></execution></executions></plugin></plugins></build></project>3.3 写YML
server:port: 8001spring:application:name: cloud-payment-servicedatasource:type: com.alibaba.druid.pool.DruidDataSourcedriver-class-name: org.gjt.mm.mysql.Driverurl: jdbc:mysql://localhost:3306/db2019?useUnicode=true&characterEncoding=utf-8&useSSL=falseusername: rootpassword: rootmybatis:mapperLocations: classpath:mapper/*.xmltype-aliases-package: com.example.cloud.entities
3.4 主启动
@SpringBootApplication
public class PaymentMain {public static void main(String[] args) {SpringApplication.run(PaymentMain.class, args);}
}4. 下一盘服务注册到Eureka
