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Hystrix & Eureka with Redis Cache Example
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‎hystrix/hystrix-eureka-redis-sample-apps.graphml‎

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‎hystrix/hystrix-eureka-redis-sample-flowchart.graphml‎

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‎hystrix/hystrix-sample-dto/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<parent>
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<artifactId>hystrix</artifactId>
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<groupId>com.fd</groupId>
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<version>1.0-SNAPSHOT</version>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<artifactId>hystrix-sample-dto</artifactId>
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</project>

‎hystrix/hystrix-sample-dto/src/main/java/com/fd/tryout/hystrix/dto/User.java‎

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package com.fd.tryout.hystrix.dto;
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import lombok.AllArgsConstructor;
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import lombok.Builder;
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import lombok.Data;
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import lombok.NoArgsConstructor;
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import java.io.Serializable;
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/**
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* @author fdanismaz
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* date: 9/20/18 10:57 AM
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*/
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@Data
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@Builder
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@NoArgsConstructor
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@AllArgsConstructor
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public class User implements Serializable {
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private static final long serialVersionUID = -1370535335902642073L;
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private String id;
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private String name;
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private String email;
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}

‎hystrix/hystrix-sample-eureka-client/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<parent>
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<artifactId>hystrix</artifactId>
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<groupId>com.fd</groupId>
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<version>1.0-SNAPSHOT</version>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<artifactId>hystrix-sample-eureka-client</artifactId>
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<dependencies>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-web</artifactId>
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</dependency>
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<dependency>
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<groupId>com.fd</groupId>
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<artifactId>hystrix-sample-dto</artifactId>
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<version>1.0-SNAPSHOT</version>
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</dependency>
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</dependencies>
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</project>

‎hystrix/hystrix-sample-eureka-client/src/main/java/com/fd/tryout/hystrix/dto/eureka/client/App.java‎

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package com.fd.tryout.hystrix.dto.eureka.client;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
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/**
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* @author fdanismaz
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* date: 9/20/18 10:59 AM
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*/
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@EnableDiscoveryClient
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@SpringBootApplication
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public class App {
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public static void main(String[] args) {
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SpringApplication.run(App.class, args);
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}
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}

‎hystrix/hystrix-sample-eureka-client/src/main/java/com/fd/tryout/hystrix/dto/eureka/client/controller/UserController.java‎

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package com.fd.tryout.hystrix.dto.eureka.client.controller;
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import com.fd.tryout.hystrix.dto.User;
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import org.springframework.http.ResponseEntity;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.PathVariable;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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/**
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* @author fdanismaz
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* date: 9/20/18 11:03 AM
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*/
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@RestController
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@RequestMapping("/user")
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public class UserController {
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@GetMapping("/{id}")
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public ResponseEntity<User> getUser(@PathVariable String id) {
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User user = User.builder().id("1").name("John Doe").email("john.doe@gmail.com").build();
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return ResponseEntity.ok().body(user);
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}
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}

‎hystrix/hystrix-sample-eureka-client/src/main/resources/application.yml‎

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spring:
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application:
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name: fd-user-service
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server:
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port: 9091
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servlet:
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contextPath: /test
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eureka:
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client:
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serviceUrl:
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defaultZone: ${EUREKA_URI:http://localhost:8761/eureka}
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instance:
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preferIpAddress: true

‎hystrix/hystrix-sample-eureka-feign-client/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<parent>
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<artifactId>hystrix</artifactId>
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<groupId>com.fd</groupId>
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<version>1.0-SNAPSHOT</version>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<artifactId>hystrix-sample-eureka-feign-client</artifactId>
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<properties>
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<spring.cloud.starter.hystrix.version>1.4.5.RELEASE</spring.cloud.starter.hystrix.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-hystrix</artifactId>
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<version>${spring.cloud.starter.hystrix.version}</version>
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</dependency>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-openfeign</artifactId>
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<exclusions>
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<exclusion>
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<groupId>ch.qos.logback</groupId>
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<artifactId>logback-classic</artifactId>
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</exclusion>
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<exclusion>
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<groupId>org.apache.logging.log4j</groupId>
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<artifactId>log4j-to-slf4j</artifactId>
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</exclusion>
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</exclusions>
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</dependency>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
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<exclusions>
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<exclusion>
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<groupId>ch.qos.logback</groupId>
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<artifactId>logback-classic</artifactId>
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</exclusion>
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<exclusion>
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<groupId>org.apache.logging.log4j</groupId>
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<artifactId>log4j-to-slf4j</artifactId>
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</exclusion>
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</exclusions>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-web</artifactId>
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<exclusions>
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<exclusion>
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<groupId>ch.qos.logback</groupId>
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<artifactId>logback-classic</artifactId>
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</exclusion>
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<exclusion>
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<groupId>org.apache.logging.log4j</groupId>
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<artifactId>log4j-to-slf4j</artifactId>
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</exclusion>
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</exclusions>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-data-redis</artifactId>
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<exclusions>
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<exclusion>
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<groupId>ch.qos.logback</groupId>
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<artifactId>logback-classic</artifactId>
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</exclusion>
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<exclusion>
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<groupId>org.apache.logging.log4j</groupId>
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<artifactId>log4j-to-slf4j</artifactId>
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</exclusion>
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</exclusions>
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</dependency>
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<dependency>
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<groupId>com.fd</groupId>
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<artifactId>hystrix-sample-dto</artifactId>
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<version>1.0-SNAPSHOT</version>
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</dependency>
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<dependency>
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<groupId>org.apache.logging.log4j</groupId>
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<artifactId>log4j-core</artifactId>
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</dependency>
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<dependency>
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<groupId>org.apache.logging.log4j</groupId>
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<artifactId>log4j-slf4j-impl</artifactId>
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</dependency>
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</dependencies>
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</project>

‎hystrix/hystrix-sample-eureka-feign-client/src/main/java/com/fd/tryout/hystrix/eureka/feign/client/App.java‎

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package com.fd.tryout.hystrix.eureka.feign.client;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.cloud.openfeign.EnableFeignClients;
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/**
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* @author fdanismaz
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* date: 9/20/18 11:09 AM
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*/
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@EnableFeignClients
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@SpringBootApplication
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public class App {
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public static void main(String[] args) {
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SpringApplication.run(App.class, args);
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}
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}

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