eureka 客户端springcloud service

╰半夏微凉° 2022-03-09 08:46 148阅读 0赞

版本：springcloud2

springcloud eureka注册中心搭建  
[https://blog.csdn.net/haveqing/article/details/86479813][https_blog.csdn.net_haveqing_article_details_86479813]

文件结构

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2hhdmVxaW5n_size_16_color_FFFFFF_t_70][]

**一、pom.xml**

<?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>
        <parent>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-parent</artifactId>
            <version>2.0.5.RELEASE</version>
            <relativePath/> 
        </parent>
        <groupId>com.urthink.upfs</groupId>
        <artifactId>springcloud-service</artifactId>
        <version>0.0.1-SNAPSHOT</version>
        <name>springcloud-service</name>
        <description>springcloud-service project for Spring Boot</description>
    
        <properties>
            <java.version>1.8</java.version>
            <spring-cloud.version>Finchley.SR1</spring-cloud.version>
        </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-freemarker</artifactId>
            </dependency>
    
            <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-test</artifactId>
                <scope>test</scope>
            </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>
    
        <repositories>
            <repository>
                <id>spring-milestones</id>
                <name>Spring Milestones</name>
                <url>https://repo.spring.io/milestone</url>
            </repository>
        </repositories>
    
    </project>

**二、DemoController.java**

package com.urthink.upfs.springcloudservice.controller;
    
    
    import com.urthink.upfs.springcloudservice.entity.User;
    import org.springframework.stereotype.Controller;
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.RequestMethod;
    import org.springframework.web.bind.annotation.ResponseBody;
    
    import javax.servlet.http.HttpServletRequest;
    
    /**
     * 测试Controller
     *
     * @author zhao
     * @date 2019.3.8
     */
    @Controller
    @RequestMapping("/demo")
    public class DemoController {
    
        //返回数据
        @RequestMapping(value = "/test1", method = RequestMethod.GET)
        @ResponseBody
        public String test1(HttpServletRequest request) {
            System.out.println(request.getRequestURI()); // /demo/test1
            return "eureka客户端返回数据";
        }
    
    
        //返回页面
        @RequestMapping(value = "/test2", method = RequestMethod.GET)
        public String test2(HttpServletRequest request) {
            System.out.println(request.getRequestURI()); // /demo/test2
            return "test";
        }
    
        //返回对象
        @RequestMapping(value = "/test3", method = RequestMethod.GET)
        @ResponseBody
        public User test3(HttpServletRequest request) {
            System.out.println(request.getRequestURI()); // /demo/test3
            User user = new User();
            user.setId(1);
            user.setName("admin");
            return user;
        }
    
    
    }

**三、User.java**

package com.urthink.upfs.springcloudservice.entity;
    
    import java.io.Serializable;
    
    public class User implements Serializable {
    
        private Integer id;
    
        private String name;
    
    
        public Integer getId() {
            return id;
        }
    
        public void setId(Integer id) {
            this.id = id;
        }
    
        public String getName() {
            return name;
        }
    
        public void setName(String name) {
            this.name = name;
        }
    }

**四、SpringcloudServiceApplication.java**

package com.urthink.upfs.springcloudservice;
    
    import org.springframework.boot.SpringApplication;
    import org.springframework.boot.autoconfigure.SpringBootApplication;
    
    /**
     * http://localhost:8082/demo/test1
     */
    @SpringBootApplication
    public class SpringcloudServiceApplication {
    
        public static void main(String[] args) {
            SpringApplication.run(SpringcloudServiceApplication.class, args);
        }
    
    }

**五、test.ftl**

<html>
    <head>
        <title>eureka客户端测试2</title>
    </head>
    <body>
    eureka客户端返回页面
    </body>
    </html>

**六、application.yml**

server:
      port: 8082
      servlet:
        #context-path: /service
        session:
          timeout: 3600s
    
    
    eureka:
      instance:
        prefer-ip-address: true
        #Eureka客户端向服务端发送心跳的时间间隔，单位为秒（客户端告诉服务端自己会按照该规则），默认30
        lease-renewal-interval-in-seconds: 10
        #Eureka服务端在收到最后一次心跳之后等待的时间上限，单位为秒，超过则剔除（客户端告诉服务端按照此规则等待自己），默认90
        lease-expiration-duration-in-seconds: 12
      client:
        registry-fetch-interval-seconds: 10 #eureka client刷新本地缓存时间，默认30
        serviceUrl:
          defaultZone: http://localhost:8761/eureka/
    
    
    spring:
      application:
        name: springcloud-service
      freemarker:
        #指定HttpServletRequest的属性是否可以覆盖controller的model的同名项
        allow-request-override: true
        #指定HttpSession的属性是否可以覆盖controller的model的同名项
        allow-session-override: true
        #是否开启template caching.
        cache: true
        #设定Template的编码.
        charset: UTF-8
        #是否检查templates路径是否存在.
        check-template-location: true
        #设定Content-Type.
        content-type: text/html
        #是否允许mvc使用freemarker.
        enabled: true
        #设定所有request的属性在merge到模板的时候，是否要都添加到model中.
        expose-request-attributes: true
        #设定所有HttpSession的属性在merge到模板的时候，是否要都添加到model中.
        expose-session-attributes: true
        #设定是否以springMacroRequestContext的形式暴露RequestContext给Spring’s macro library使用
        expose-spring-macro-helpers: true
        #视图加载顺序
        order: 0
        #是否优先从文件系统加载template，以支持热加载，默认为true
        prefer-file-system-access: true
        #设定freemarker模板的前缀.
        #prefix:
        #指定RequestContext属性的名.
        request-context-attribute: request
        #设定FreeMarker keys.
        settings:
          #如果变量为null,转化为空字符串，比如做比较的时候按照空字符串做比较
          classic_compatible: true
          #去掉多余的空格，非常有用
          whitespace_stripping: true
          #模板更新时间，这里配置是1秒更新一次，正式环境设置为3600秒
          template_update_delay: 1
          #中国
          locale: zh_CN
          #编码utf8
          default_encoding: utf_8
          #url编码utf8
          url_escaping_charset: utf_8
          #显示日期格式
          date_format: yyyy-MM-dd
          #显示时间格式
          time_format: HH:mm:ss
          #显示日期时间格式
          datetime_format: yyyy-MM-dd HH:mm:ss
          #数字格式
          number_format: 0.######
          output_encoding: UTF-8
          #布尔型格式
          boolean_format: true,false
          #宏定义
          #auto_import="/common/index.ftl" as ui
          tag_syntax: auto_detect
        #设定模板的后缀.
        suffix: .ftl
        #设定模板的加载路径，多个以逗号分隔，默认: ["classpath:/templates/"]
        template-loader-path: classpath:/templates/
        #指定使用模板的视图列表. White list of view names that can be resolved.
        #view-names:

**七、访问**

[http://localhost:8082/demo/test1][http_localhost_8082_demo_test1]

[https_blog.csdn.net_haveqing_article_details_86479813]: https://blog.csdn.net/haveqing/article/details/86479813
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2hhdmVxaW5n_size_16_color_FFFFFF_t_70]: /images/20220309/6a859625527c4b52b6ddee06fd2faf6d.png
[http_localhost_8082_demo_test1]: http://localhost:8082/demo/test1