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 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>3.0.2</version>
		<relativePath/> <!-- lookup parent from repository -->
	</parent>
	<groupId>com.in28minutes.microservices</groupId>
	<artifactId>api-gateway</artifactId>
	<version>0.0.1-SNAPSHOT</version>
	<name>api-gateway</name>
	<description>Demo project for Spring Boot</description>

	<properties>
		<java.version>17</java.version>
		<spring-cloud.version>2022.0.0</spring-cloud.version>
	</properties>

	<dependencies>
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-actuator</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.cloud</groupId>
			<artifactId>spring-cloud-starter-config</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.cloud</groupId>
			<artifactId>spring-cloud-starter-gateway</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.cloud</groupId>
			<artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
		</dependency>

		<!-- Spring Boot 2 Tracing -->
		
		<!-- Sleuth (Tracing Configuration) > Brave (Tracer library) > Zipkin -->
		
		<!-- 
		<dependency>
			<groupId>org.springframework.cloud</groupId>
			<artifactId>spring-cloud-starter-sleuth</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.cloud</groupId>
		    <artifactId>spring-cloud-sleuth-brave</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.cloud</groupId>
			<artifactId>spring-cloud-sleuth-zipkin</artifactId>
		</dependency>
		
		-->
		
		<!-- Spring Boot 3+ Tracing -->
		
		<!-- Micrometer > Brave/OpenTelemetry > Zipkin -->
		
		<!-- Micrometer - Vendor-neutral application observability facade. Instrument your JVM-based application code without vendor lock-in.  Observation (Metrics & Logs) + Tracing.-->
		
		<dependency>
			<groupId>io.micrometer</groupId>
			<artifactId>micrometer-observation</artifactId>
		</dependency>
		
		<!-- Brave as Bridge -->
		
		<!--
		<dependency>
			<groupId>io.micrometer</groupId>
			<artifactId>micrometer-tracing-bridge-brave</artifactId>
		</dependency>
		
		<dependency>
			<groupId>io.zipkin.reporter2</groupId
			<artifactId>zipkin-reporter-brave</artifactId>
		</dependency>
		-->
		
		<!-- Open Telemetry as Bridge -->
		<!-- Open Telemetry - Simplified Observability (metrics, logs, and traces) -->
		
		<dependency>
			<groupId>io.micrometer</groupId>
			<artifactId>micrometer-tracing-bridge-otel</artifactId>
		</dependency>
		
		<dependency>
		    <groupId>io.opentelemetry</groupId>
		    <artifactId>opentelemetry-exporter-zipkin</artifactId>
		</dependency>


		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-devtools</artifactId>
			<scope>runtime</scope>
			<optional>true</optional>
		</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>