<?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>com.canrioyuan</groupId>
    <artifactId>cloud2022</artifactId>
    <version>1.0-SNAPSHOT</version>
    <packaging>pom</packaging>
    <!--父工程的打包方式必須為pom：表示父工程不寫(xiě)代碼，只在父工程的pom.xml文件中使用配置版本，
        子工程的打包方式才是war：發(fā)布在服務(wù)器上的工程，如網(wǎng)站或者是服務(wù)，maven會(huì)自動(dòng)幫助我們指明這個(gè)工程為web工程
                        jar：默認(rèn)打程jar工程，相當(dāng)于打包-->
 
    <modules>
        <module>cloud-provider-payment8001</module>
        <module>cloud-consumer-order80</module>
        <module>cloud-api-commons</module>
        <module>cloud-eureka-server7001</module>
        <module>cloud-eureka-server7002</module>
        <module>cloud-provider-payment8002</module>
        <module>cloud-provider-payment8004</module>
    </modules>
 
    <!-- 統(tǒng)一管理jar包版本 -->
    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <maven.compiler.source>1.8</maven.compiler.source>
        <maven.compiler.target>1.8</maven.compiler.target>
        <junit.version>4.12</junit.version>
        <log4j.version>1.2.17</log4j.version>
        <lombok.version>1.18.24</lombok.version>
        <mysql.version>8.0.21</mysql.version>
        <druid.version>1.1.21</druid.version>
        <mybatis-plus.spring.boot.version>3.5.1</mybatis-plus.spring.boot.version>
    </properties>
 
    <!-- 子模塊繼承之后，提供作用：鎖定版本+子module不用寫(xiě)groupId和version  -->
    <dependencyManagement>
        <!--只是聲明依賴，并不實(shí)現(xiàn)引入-->
        <dependencies>
            <!--spring boot 2.2.2-->
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-dependencies</artifactId>
                <version>2.2.2.RELEASE</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
            <!--spring cloud Hoxton.SR1-->
            <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>${mysql.version}</version>
            </dependency>
            <dependency>
                <groupId>com.alibaba</groupId>
                <artifactId>druid-spring-boot-starter</artifactId>
                <version>${druid.version}</version>
            </dependency>
            <dependency>
                <groupId>com.baomidou</groupId>
                <artifactId>mybatis-plus-boot-starter</artifactId>
                <version>${mybatis-plus.spring.boot.version}</version>
            </dependency>
            <dependency>
                <groupId>junit</groupId>
                <artifactId>junit</artifactId>
                <version>${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>
 
    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
                <configuration>
                    <fork>true</fork>
                    <addResources>true</addResources>
                </configuration>
            </plugin>
        </plugins>
    </build>
 
</project>

        <!-- SpringBoot整合Web組件 -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <!-- SpringBoot整合zookeeper客戶端 -->
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-zookeeper-discovery</artifactId>
            <!--除去自帶的zookeeper依賴-->
            <exclusions>
                <exclusion>
                    <groupId>org.apache.zookeeper</groupId>
                    <artifactId>zookeeper</artifactId>
                </exclusion>
            </exclusions>
        </dependency>
 
        <!--導(dǎo)入符合安裝版本的zookeeper依賴-->
        <dependency>
            <groupId>org.apache.zookeeper</groupId>
            <artifactId>zookeeper</artifactId>
            <version>3.7.1</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-devtools</artifactId>
            <scope>runtime</scope>
            <optional>true</optional>
        </dependency>
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <optional>true</optional>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>

#8004表示注冊(cè)到zookeeper服務(wù)器的支付服務(wù)提供者端口號(hào)
server:
  port: 8004
#服務(wù)別名----注冊(cè)zookeeper到注冊(cè)中心名稱
spring:
  application:
    name: cloud-provider-payment
    #連接zookeeper
  cloud:
    zookeeper:
      connect-string: 192.168.154.133:2181  #此處為對(duì)應(yīng)的zookeeper客戶端地址

package com.canrioyuan;
 
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
 
@SpringBootApplication
@EnableDiscoveryClient   //該注解用于向使用consul或者zookeeper作為注冊(cè)中心時(shí)注冊(cè)服務(wù)
public class PaymentMain8004 {
 
    public  static void main(String[] args){
        SpringApplication.run(PaymentMain8004.class,args);
    }
}

package com.canrioyuan.controller;
 
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
 
import java.util.UUID;
 
@RestController
@Slf4j
public class PaymentController {
    
    //獲取配置文件中端口對(duì)應(yīng)的值
    @Value("${server.port}")
    private String serverPort;
 
    @RequestMapping(value = "/payment/zk")
    public String paymentzk()
    {
        return "springcloud with zookeeper: "+serverPort+"\t"+ UUID.randomUUID().toString();
    }
 
}

[root@zookeeper1 bin]# ./zkServer.sh start

[root@zookeeper1 bin]# zkCli.sh

 <dependencies>
        <!-- SpringBoot整合Web組件 -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <!-- SpringBoot整合zookeeper客戶端 -->
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-zookeeper-discovery</artifactId>
            <!--先排除自帶的zookeeper-->
            <exclusions>
                <exclusion>
                    <groupId>org.apache.zookeeper</groupId>
                    <artifactId>zookeeper</artifactId>
                </exclusion>
            </exclusions>
        </dependency>
        <!--添加zookeeper3.4.9版本-->
        <dependency>
            <groupId>org.apache.zookeeper</groupId>
            <artifactId>zookeeper</artifactId>
            <version>3.7.1</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-devtools</artifactId>
            <scope>runtime</scope>
            <optional>true</optional>
        </dependency>
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <optional>true</optional>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>

server:
  port: 80
 
spring:
  application:
    name: cloud-consumer-order
  cloud:
    #注冊(cè)到zookeeper地址
    zookeeper:
      connect-string: 192.168.154.133:2181   #zookeeper環(huán)境所在的Ip地址

package com.canrioyuan;
 
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
 
@SpringBootApplication
public class OrderZk80 {
    public static void main(String[] args) {
        SpringApplication.run(OrderZk80.class,args);
    }
}

package com.canrioyuan.controller;
 
import org.springframework.cloud.client.loadbalancer.LoadBalanced;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.client.RestTemplate;
 
@Configuration
public class ApplicationContextConfig {
    /**
     * RestTemplate是Spring提供的用于訪問(wèn)Rest服務(wù)的客戶端，
     * 它提供了很多可以方便訪問(wèn)遠(yuǎn)程http服務(wù)的方法，這些方法可以幫助開(kāi)發(fā)人員減少編寫(xiě)客戶端代碼的工作量。
     * @return
     */
    @Bean  //將RestTemplate注冊(cè)到容器中
    /**
     * @LoadBalanced注解，我們?cè)谑褂眠@個(gè)注解后，就能在調(diào)用其他微服務(wù)的時(shí)候，通過(guò)服務(wù)實(shí)例名稱就能進(jìn)行調(diào)用其他的微服務(wù)，
     * 而不是直接把要調(diào)用的微服務(wù)的ip和端口號(hào)寫(xiě)死在代碼當(dāng)中。
     */
    @LoadBalanced
    public RestTemplate getRestTemplate(){
        return new RestTemplate();
    }
}

package com.canrioyuan.controller;
 
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;
 
import javax.annotation.Resource;
 
@RestController
public class OrderZkController {
    //聲明固定的服務(wù)訪問(wèn)前綴
    public static final String INVOKE_URL ="http://cloud-provider-payment";
    //注入容器中注冊(cè)的RestTemplate
    @Resource
    private RestTemplate restTemplate;
 
    @GetMapping(value="/consumer/payment/zk")
    public String PaymentInfo(){
        String result = restTemplate.getForObject(INVOKE_URL+"/payment/zk", String.class);
        System.out.println("消費(fèi)者調(diào)用支付服務(wù)_result:"+result);
        return result;
    }
}