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  • SpringCloud简单的项目搭建及运行

    一,搭建框架之Eureka-server

      1.打开idea,新建一个空项目,点击下一步

     

     2.选择通过spring Initialize 构建项目module,点击Next

     

    3.  填写好项目名称和包名 直接点击下一步

    4. 选择Cloud Discovery 中的Eureka Server 选项,目的自动在pom 文件中 自动引入eureka server 的依赖,然后直接点击Next,再点击Finish 就可以完成项目的创建 

     5.添加maven依赖,基本的pom.xml配置信息如下

    <?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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>2.2.6.RELEASE</version>
    <relativePath/> <!-- lookup parent from repository -->
    </parent>
    <groupId>com.example</groupId>
    <artifactId>eureka</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <name>eureka</name>
    <description>Demo project for Spring Boot</description>

    <properties>
    <java.version>1.8</java.version>
    <spring-cloud.version>Hoxton.SR3</spring-cloud.version>
    </properties>

    <dependencies>
    <dependency>
    <groupId>org.springframework.cloud</groupId>
    <artifactId>spring-cloud-starter-netflix-eureka-server</artifactId>
    </dependency>

    <dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-test</artifactId>
    <scope>test</scope>
    <exclusions>
    <exclusion>
    <groupId>org.junit.vintage</groupId>
    <artifactId>junit-vintage-engine</artifactId>
    </exclusion>
    </exclusions>
    </dependency>
    </dependencies>

    <dependencyManagement>
    <dependencies>
    <dependency>
    <groupId>org.springframework.cloud</groupId>
    <artifactId>spring-cloud-dependencies</artifactId>
    <version>${spring-cloud.version}</version>
    <type>pom</type>
    <scope>import</scope>
    </dependency>
    </dependencies>
    </dependencyManagement>

    <build>
    <plugins>
    <plugin>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-maven-plugin</artifactId>
    </plugin>
    </plugins>
    </build>

    </project>
    6.配置yml文件(生成的是application.properties文件,可以shift+F6改

      server:
       port: 8761 #修改端口号
      eureka:
       instance:
        hostname: eureka-server #eureka服务端起个名字
      client:
      #由于自己就是服务器,不需要注册到自己
       registerWithEureka: false
      #由于自己就是服务器,不需要注册到自己
         fetchRegistry: false
              serviceUrl:
        #注册中心的地址
                  defaultZone: http://${eureka.instance.hostname}:${server.port}/eureka/

     

     

    7.启动类加注解@EnableEurekaServer

     8.启动项目 访问http: //localhost:8071

    二,搭建框架之Eureka-Client

     1.和eureka的第一步相同,(我是分成两个建立的)

     2.选择通过spring Initialize 构建项目module,点击Next(前面和eureka步骤一样)

     3.pom文件如下:

    <?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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>2.2.6.RELEASE</version>
    <relativePath/> <!-- lookup parent from repository -->
    </parent>
    <groupId>com.example</groupId>
    <artifactId>client</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <name>client</name>
    <description>Demo project for Spring Boot</description>

    <properties>
    <java.version>1.8</java.version>
    <spring-cloud.version>Hoxton.SR3</spring-cloud.version>
    </properties>

    <dependencies>
    <dependency>
    <groupId>org.springframework.cloud</groupId>
    <artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
    </dependency>
    <dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-web</artifactId>
    <version>2.2.5.RELEASE</version>
    <scope>compile</scope>
    </dependency>
    <dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-test</artifactId>
    <scope>test</scope>
    <exclusions>
    <exclusion>
    <groupId>org.junit.vintage</groupId>
    <artifactId>junit-vintage-engine</artifactId>
    </exclusion>
    </exclusions>
    </dependency>
    </dependencies>

    <dependencyManagement>
    <dependencies>
    <dependency>
    <groupId>org.springframework.cloud</groupId>
    <artifactId>spring-cloud-dependencies</artifactId>
    <version>${spring-cloud.version}</version>
    <type>pom</type>
    <scope>import</scope>
    </dependency>
    </dependencies>
    </dependencyManagement>

    <build>
    <plugins>
    <plugin>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-maven-plugin</artifactId>
    </plugin>
    </plugins>
    </build>

    </project>

     4.配置application.yml文件

        #设置端口号

           server:

       port:8070

        #设置服务的名称
      spring:
       application:
        name: client001

       #往eureka_service端注册的地址
      eureka:
       client:
        serviceUrl:
         defaultZone: http://localhost:8761/eureka/

       5.在启动类加注解@EnableEurekaClient

    //注册中心为eureka的话 推荐用EnableEurekaClient 其他的注册中心用EnabeDiscoveryClient

        5.先启动eureka-server,再启动client,访问http://localhost:8071

    完成

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  • 原文地址:https://www.cnblogs.com/yangxiaoli/p/12621133.html
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