【Spring Cloud】00
【Spring Cloud】00
一、服务提供者1、创建一个普通的Maven项目作为父项目,删除src文件夹,并导入坐标代码语言:javascript代码运行次数:0运行复制<?xml version="1.0" encoding="UTF-8"?>
<project xmlns=".0.0"
xml
【Spring Cloud】00
1、创建一个普通的Maven项目作为父项目,删除src文件夹,并导入坐标
代码语言:javascript代码运行次数:0运行复制<?xml version="1.0" encoding="UTF-8"?>
<project xmlns=".0.0"
xmlns:xsi=";
xsi:schemaLocation=".0.0 .0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId></groupId>
<artifactId>springcloud</artifactId>
<version>1.0-SAPSHOT</version>
<!--打包方式-->
<packaging>pom</packaging>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<mavenpiler.source>1.8</mavenpiler.source>
<>1.8</>
<junit.version>4.1</junit.version>
<lombok.version>41.18.12</lombok.version>
</properties>
<dependencyManagement>
<dependencies>
<!--spring cloud依赖-->
<!-- ./spring-cloud-dependencies -->
<dependency>
<groupId>org.</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>Hoxton.SR8</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<!--spring boot依赖-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>2..4.RELEASE</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<!--数据库-->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>8.0.21</version>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.1.2</version>
</dependency>
<!--spring boot 启动器-->
<dependency>
<groupId>spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>2.1.</version>
</dependency>
<!--junit-->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
</dependency>
<!--lombok-->
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>${lombok.version}</version>
</dependency>
<!--lof4j-->
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.17</version>
</dependency>
<!--logback-->
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-core</artifactId>
<version>1.2.</version>
</dependency>
</dependencies>
</dependencyManagement>
</project>
2、创建一个新模块springcloud-api
(普通Maven项目模块)
、创建一个数据库
(avicat)
创建:
表结构:
数据:
代码语言:javascript代码运行次数:0运行复制insert into dept (dname, db_source) VALUES ('开发部',DATABASE());
insert into dept (dname, db_source) VALUES ('人事部',DATABASE());
insert into dept (dname, db_source) VALUES ('财务部',DATABASE());
insert into dept (dname, db_source) VALUES ('市场部',DATABASE());
insert into dept (dname, db_source) VALUES ('运维部',DATABASE());
实体类:
代码语言:javascript代码运行次数:0运行复制package com.zibo.springcloud.pojo;
import lombok.AllArgsCtructor;
import lombok.Data;
import ;
import Accessors;
import java.io.Serializable;
@Data
@oArgsCtructor
@Accessors(chain = true) //支持链式写法
public class Dept implements Serializable { //Dept实体类对应dept表 类表关系映射
private Long deptno;//编号、主键
private String dname;
//这条数据存在于哪个数据库,微服务,一个服务对应一个数据库
private String db_source;
public Dept(String dname) {
this.dname = dname;
}
/*
Dept dept = new Dept();
普通写法:
dept.setDepto(11);
dept.setDeptame("訾博");
链式写法:
dept.setDepto(11).setDeptame("訾博");
*/
}
、再创建一个新模块springcloud-provider-dept-8001
导入依赖到pom.xml:
代码语言:javascript代码运行次数:0运行复制<?xml version="1.0" encoding="UTF-8"?>
<project xmlns=".0.0"
xmlns:xsi=";
xsi:schemaLocation=".0.0 .0.0.xsd">
<parent>
<artifactId>springcloud</artifactId>
<groupId>com.zibo</groupId>
<version>1.0-SAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>springcloud-provider-dept-8001</artifactId>
<dependencies>
<!--我们需要拿到实体类,所以需要配置api module-->
<dependency>
<groupId>com.zibo</groupId>
<artifactId>springcloud-api</artifactId>
<version>1.0-SAPSHOT</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-core</artifactId>
</dependency>
<dependency>
<groupId>spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-test</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!--jetty-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-jetty</artifactId>
</dependency>
<!--热部署工具-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
</dependency>
</dependencies>
</project>
配置文件application.yaml:
代码语言:javascript代码运行次数:0运行复制server:
port: 8001
# mybatis配置
mybatis:
type-aliases-package: com.zibo.springcloud.pojo
config-location: classpath:mybatis/mybatis-config.xml
mapper-locati: classpath:mybatis/mapper/*.xml
# spring配置
spring:
application:
name: springcloud-provider-dept
datasource:
type: com.alibaba.druid.pool.DruidDataSource #数据源
driver-class-name: jdbc.Driver
url: jdbc:mysql://localhost:06/zb1?serverTimezone=UTC
username: root
password: zibo1529417242
配置文件mybatis-confid.xml:
代码语言:javascript代码运行次数:0运行复制<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration
PUBLIC "-//mybatis//DTD Config .0//E"
".dtd">
<!--MyBatis的主配置文件-->
<configuration>
<settings>
<!--开启二级缓存-->
<setting name="cacheEnabled" value="true"/>
</settings>
</configuration>
创建Dao接口:
代码语言:javascript代码运行次数:0运行复制package com.zibo.springcloud.dao;
import com.zibo.springcloud.pojo.Dept;
import org.apache.ibatis.annotati.Mapper;
import org.springframework.stereotype.Repository;
import java.util.List;
@Mapper
@Repository
public interface DeptDao {
public boolean addDept(Dept dept);
public Dept queryById(int deptno);
public List<Dept> queryAll();
}
创建Dao接口的映射配置DeptDao.xml:
代码语言:javascript代码运行次数:0运行复制<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper
PUBLIC "-//mybatis//DTD Mapper .0//E"
".dtd">
<mapper namespace="com.zibo.springcloud.dao.DeptDao">
<insert id="addDept" parameterType="Dept">
insert into dept (dname, db_source) VALUES (#{dname},DATABASE())
</insert>
<select id="queryById" parameterType="long" resultType="Dept">
select * from dept where deptno = #{deptno};
</select>
<select id="queryAll" resultType="Dept">
select * from dept;
</select>
</mapper>
DeptService接口:
代码语言:javascript代码运行次数:0运行复制package com.zibo.springcloud.service;
import com.zibo.springcloud.pojo.Dept;
import java.util.List;
public interface DeptService {
public boolean addDept(Dept dept);
public Dept queryById(int deptno);
public List<Dept> queryAll();
}
DeptService接口实现类:
代码语言:javascript代码运行次数:0运行复制package com.zibo.springcloud.service;
import com.zibo.springcloud.dao.DeptDao;
import com.zibo.springcloud.pojo.Dept;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.List;
@Service
public class DeptServiceImpl implements DeptService {
@Autowired
private DeptDao deptDao;
@Override
public boolean addDept(Dept dept) {
return deptDao.addDept(dept);
}
@Override
public Dept queryById(int deptno) {
return deptDao.queryById(deptno);
}
@Override
public List<Dept> queryAll() {
return deptDao.queryAll();
}
}
DeptController类:
代码语言:javascript代码运行次数:0运行复制package com.zibo.;
import com.zibo.springcloud.pojo.Dept;
import com.zibo.springcloud.service.DeptService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;
import java.util.List;
//提供Restful服务!
@RestController
public class DeptController {
@Autowired
private DeptService deptService;
@PostMapping("/dept/add")
public boolean addDept(Dept dept){
return deptService.addDept(dept);
}
@GetMapping("/dept/get/{id}")
public Dept get(@PathVariable("id") long id){
return deptService.queryById(id);
}
@GetMapping("/dept/get")
public List<Dept> addDept(){
return deptService.queryAll();
}
}
编写启动类:
代码语言:javascript代码运行次数:0运行复制package com.zibo.springcloud;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
//启动类
@SpringBootApplication
public class DeptProvider_8001 {
public static void main(String[] args) {
SpringApplication.run(DeptProvider_,args);
}
}
测试结果:
1、创建一个新模块springcloud-cumer-dept-80
导入依赖坐标到pom.xml:
代码语言:javascript代码运行次数:0运行复制<?xml version="1.0" encoding="UTF-8"?>
<project xmlns=".0.0"
xmlns:xsi=";
xsi:schemaLocation=".0.0 .0.0.xsd">
<parent>
<artifactId>springcloud</artifactId>
<groupId>com.zibo</groupId>
<version>1.0-SAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>springcloud-cumer-dept-80</artifactId>
<!--实体类 + web-->
<dependencies>
<dependency>
<groupId>com.zibo</groupId>
<artifactId>springcloud-api</artifactId>
<version>1.0-SAPSHOT</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!--热部署工具-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
</dependency>
</dependencies>
</project>
配置文件application.yaml:
代码语言:javascript代码运行次数:0运行复制server:
port: 80
ConfigBean:
代码语言:javascript代码运行次数:0运行复制package com.zibo.;
import org.annotation.Bean;
import org.annotation.Configuration;
import org.springframework.RestTemplate;
@Configuration
public class ConfigBean {
@Bean
public RestTemplate getRestTemplate(){
return new RestTemplate();
}
}
CumerDeptController:
代码语言:javascript代码运行次数:0运行复制package com.zibo.;
import com.zibo.springcloud.pojo.Dept;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.RestTemplate;
import java.util.List;
@RestController
public class CumerDeptController {
//理解:消费者,不应该有service层
//RestTemplate 供我们直接调用就可以了!注册到Spring中
//参数:(url,实体:Map,class<T> respeType,)
@Autowired
private RestTemplate restTemplate;//提供多种便捷访问远程http服务的方法,简单的Restful服务模板
private static final String REST_URL_PRE = "http://localhost:8001";
//http://localhost:8001/dept/get/1
@RequestMapping("/cumer/dept/get/{id}")
public Dept getById(@PathVariable("id") long id){
return restTemplate.getForObject(REST_URL_PRE + "/dept/get/" + id,);
}
@RequestMapping("/cumer/dept/add")
public boolean add(Dept dept){
return restTemplate.postForObject(REST_URL_PRE + "/dept/add",dept,);
}
@RequestMapping("/cumer/dept/get")
public List<Dept> get(){
return restTemplate.getForObject(REST_URL_PRE + "/dept/get",);
}
}
编写启动类:
代码语言:javascript代码运行次数:0运行复制package com.zibo.springcloud;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class DeptCumer_80 {
public static void main(String[] args) {
SpringApplication.run(DeptCumer_,args);
}
}
测试结果:
注意:
必须县启动服务提供者,才能使用服务消费者!
本文参与 腾讯云自媒体同步曝光计划,分享自作者个人站点/博客。 原始发表:2025-01-06,如有侵权请联系 cloudcommunity@tencent 删除springcloudrest服务环境搭建#感谢您对电脑配置推荐网 - 最新i3 i5 i7组装电脑配置单推荐报价格的认可,转载请说明来源于"电脑配置推荐网 - 最新i3 i5 i7组装电脑配置单推荐报价格
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classpath | |
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删除src文件夹 | |
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application | |
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class<T> respeType | |
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如有侵权请联系 cloudcommunity@tencent 删除前往查看springcloudrest服务环境搭建 | |
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db_source) VALUES ('运维部' | |
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xsi="; xsi | |
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args); } }测试结果:二 | |
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dept | |
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type-aliases-package | |
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schemaLocation=".0.0 .0.0.xsd"> <parent> <artifactId>springcloud</artifactId> <groupId>com.zibo</groupId> <version>1.0-SAPSHOT</version> </parent> <modelVersion>4.0.0</modelVersion> <artifactId>springcloud-provider-dept-8001</artifactId> <dependencies> <!--我们需要拿到实体类 | |
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DATABASE()); insert into dept (dname | |
本站网友 激光点痣 | 20分钟前 发表 |
); } }编写启动类:代码语言:javascript代码运行次数:0运行复制package com.zibo.springcloud; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; @SpringBootApplication public class DeptCumer_80 { public static void main(String[] args) { SpringApplication.run(DeptCumer_ | |
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class<T> respeType | |
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