package com.example.discoveryservice;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;

@SpringBootApplication
@EnableEurekaServer
public class DiscoveryServiceApplication {

    public static void main(String[] args) {
        SpringApplication.run(DiscoveryServiceApplication.class, args);
    }

}

• @SpringBootApplication: This annotation is used to enable the auto-configuration of the application.
• @EnableEurekaServer: This annotation is used to enable the Eureka server in the application.

---

<?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>2.7.5</version>
        <relativePath/> <!-- lookup parent from repository -->
    </parent>
    <groupId>com.example</groupId>
    <artifactId>discoveryService</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <name>discoveryService</name>
    <description>discoveryService</description>
    <properties>
        <java.version>17</java.version>
        <spring-cloud.version>2021.0.5</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>
        </dependency>

        <!-- https://mvnrepository.com/artifact/org.springframework.cloud/spring-cloud-starter-bootstrap -->
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-bootstrap</artifactId>
            <version>3.1.4</version>
        </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>

• spring-cloud-starter-netflix-eureka-server: This dependency is used to enable the Eureka server in the application.
• spring-cloud-starter-bootstrap: This dependency is used to enable the bootstrap configuration in the application.
• spring-cloud-dependencies: This dependency is used to manage the version of the spring cloud dependencies.
• spring-boot-maven-plugin: This plugin is used to build the application.
• spring-boot-starter-test: This dependency is used to enable the test in the application.

---

server:
  port: 8761

spring:
  application:
    name: discoveryService

eureka:
  client:
    register-with-eureka: false
    fetch-registry: false
  server:
    response-cache-auto-expiration-in-seconds: 1000

• server.port: This property is used to set the port of the application.
• spring.application.name: This property is used to set the name of the application.
• eureka.client.register-with-eureka: This property is used to set the register with eureka.
• eureka.client.fetch-registry: This property is used to set the fetch registry.
• eureka.server.response-cache-auto-expiration-in-seconds: This property is used to set the response cache auto expiration in seconds.