Spring Cloud系列代码07：Spring Cloud config client eureka kafka

Kafka是由LinkedIn开发并开源的分布式消息系统,因其分布式及高吞吐率而被广泛使用,现已与Cloudera Hadoop,Apache Storm,Apache Spark集成，具备许多优秀的性能：高吞吐、分布式、跨平台、实时性以及伸缩性，本文我们就来看看如何将Spring Cloud Bus和Kafka进行整合。

package com.didispace;

import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;

@EnableDiscoveryClient
@SpringBootApplication
public class Application {

	public static void main(String[] args) {
		new SpringApplicationBuilder(Application.class).web(true).run(args);
	}

}

package com.didispace.web;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.context.config.annotation.RefreshScope;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@RefreshScope
@RestController
public class TestController {

    @Value("${from}")
    private String from;

    @RequestMapping("/from")
    public String from() {
        return this.from;
    }

    public void setFrom(String from) {
        this.from = from;
    }

    public String getFrom() {
        return from;
    }

}

spring.application.name=didispace
server.port=7002

eureka.client.serviceUrl.defaultZone=http://localhost:1111/eureka/

spring.cloud.config.discovery.enabled=true
spring.cloud.config.discovery.serviceId=config-server
spring.cloud.config.profile=dev

spring.cloud.config.failFast=true

#kafka
spring.cloud.stream.kafka.binder.zk-nodes=localhost:2181
spring.cloud.stream.kafka.binder.brokers=localhost:9092

spring.cloud.bus.trace.enabled=true

<?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.didispace</groupId>
	<artifactId>config-client-eureka-kafka</artifactId>
	<version>1.0.0</version>
	<packaging>jar</packaging>

	<name>config-client-eureka-kafka</name>
	<description>Spring Cloud project</description>

	<parent>
		<groupId>org.springframework.boot</groupId>
		<artifactId>spring-boot-starter-parent</artifactId>
		<version>1.3.7.RELEASE</version>
		<relativePath/> <!-- lookup parent from repository -->
	</parent>

	<properties>
		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
		<java.version>1.8</java.version>
	</properties>

	<dependencies>
		<dependency>
			<groupId>org.springframework.retry</groupId>
			<artifactId>spring-retry</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-web</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-aop</artifactId>
		</dependency>
		<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-eureka</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.cloud</groupId>
			<artifactId>spring-cloud-starter-bus-kafka</artifactId>
		</dependency>
	</dependencies>

	<dependencyManagement>
		<dependencies>
			<dependency>
				<groupId>org.springframework.cloud</groupId>
				<artifactId>spring-cloud-dependencies</artifactId>
				<version>Brixton.SR5</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>