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This commit is contained in:
Dhananjay Singh
2018-11-24 22:15:10 +05:30
parent 2c8ba7fb97
commit 78f3ac1c32
31 changed files with 626 additions and 0 deletions
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25
Spring-Boot/spring-feign/eureka-server/.gitignore vendored Normal file
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/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/build/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/

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Spring-Boot/spring-feign/eureka-server/.mvn/wrapper/maven-wrapper.jar vendored Normal file
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Spring-Boot/spring-feign/eureka-server/.mvn/wrapper/maven-wrapper.properties vendored Normal file
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distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.5.4/apache-maven-3.5.4-bin.zip

74
Spring-Boot/spring-feign/eureka-server/pom.xml Normal file
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<?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.javadevjournal</groupId>
<artifactId>eureka-server</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>eureka-server</name>
<description>Demo project for Spring Boot</description>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.1.0.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
<spring-cloud.version>Greenwich.M3</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>
</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>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
</project>

14
Spring-Boot/spring-feign/eureka-server/src/main/java/com/javadevjournal/eurekaserver/EurekaServerApplication.java Normal file
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package com.javadevjournal.eurekaserver;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;
@SpringBootApplication
@EnableEurekaServer
public class EurekaServerApplication {
public static void main(String[] args) {
SpringApplication.run(EurekaServerApplication.class, args);
}
}

6
Spring-Boot/spring-feign/eureka-server/src/main/resources/application.properties Normal file
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server.port=8761
eureka.client.registerWithEureka=false
eureka.client.fetchRegistry=false
eureka.server.enableSelfPreservation=false
eureka.server.waitTimeInMsWhenSyncEmpty=0

16
Spring-Boot/spring-feign/eureka-server/src/test/java/com/javadevjournal/eurekaserver/EurekaServerApplicationTests.java Normal file
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package com.javadevjournal.eurekaserver;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;
@RunWith(SpringRunner.class)
@SpringBootTest
public class EurekaServerApplicationTests {
@Test
public void contextLoads() {
}
}

0
Spring-Boot/spring-feign/feign-client-example/.attach_pid8785 Normal file
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0
Spring-Boot/spring-feign/feign-client-example/.attach_pid9347 Normal file
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25
Spring-Boot/spring-feign/feign-client-example/.gitignore vendored Normal file
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/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/build/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/

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Spring-Boot/spring-feign/feign-client-example/.mvn/wrapper/maven-wrapper.properties vendored Normal file
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distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.5.4/apache-maven-3.5.4-bin.zip

86
Spring-Boot/spring-feign/feign-client-example/pom.xml Normal file
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<?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.javadevjournal</groupId>
<artifactId>feign-client-example</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>feign-client-example</name>
<description>Demo project for Spring Boot</description>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.1.0.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
<spring-cloud.version>Greenwich.M3</spring-cloud.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-openfeign</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
<scope>runtime</scope>
</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>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
</project>

28
Spring-Boot/spring-feign/feign-client-example/src/main/java/com/javadevjournal/feignclientexample/AppController.java Normal file
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package com.javadevjournal.feignclientexample;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class AppController {
@Autowired
ProductServiceClient productServiceClient;
@GetMapping("/fetchProducts")
public ResponseEntity<?> fetchProducts() {
return ResponseEntity.ok(productServiceClient.getAllProducts());
}
@GetMapping("/fetchProduct/{id}")
public ResponseEntity<?> fetchProduct(@PathVariable int id) {
Product product = productServiceClient.getProduct(id);
return ResponseEntity.ok(product);
}
}

16
Spring-Boot/spring-feign/feign-client-example/src/main/java/com/javadevjournal/feignclientexample/FeignClientExampleApplication.java Normal file
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package com.javadevjournal.feignclientexample;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.cloud.openfeign.EnableFeignClients;
@SpringBootApplication
@EnableDiscoveryClient
@EnableFeignClients
public class FeignClientExampleApplication {
public static void main(String[] args) {
SpringApplication.run(FeignClientExampleApplication.class, args);
}
}

28
Spring-Boot/spring-feign/feign-client-example/src/main/java/com/javadevjournal/feignclientexample/Product.java Normal file
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package com.javadevjournal.feignclientexample;
public class Product {
private Integer id;
private String name;
private double price;
public Product(Integer id, String name, double price) {
this.id = id;
this.name = name;
this.price = price;
}
public Integer getId() {
return id;
}
public String getName() {
return name;
}
public double getPrice() {
return price;
}
}

19
Spring-Boot/spring-feign/feign-client-example/src/main/java/com/javadevjournal/feignclientexample/ProductServiceClient.java Normal file
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package com.javadevjournal.feignclientexample;
import java.util.List;
import org.springframework.cloud.openfeign.FeignClient;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
@FeignClient(name = "product-service"/*, url = "http://localhost:8081"*/)
public interface ProductServiceClient {
@RequestMapping(value = "/products", method = RequestMethod.GET)
public List<Product> getAllProducts();
@RequestMapping(value = "/product/{id}", method = RequestMethod.GET)
public Product getProduct(@PathVariable("id") int productId);
}

19
Spring-Boot/spring-feign/feign-client-example/src/main/java/com/javadevjournal/feignclientexample/errors/AppExceptionHandler.java Normal file
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package com.javadevjournal.feignclientexample.errors;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestControllerAdvice;
@RestControllerAdvice
public class AppExceptionHandler {
@ResponseBody
@ExceptionHandler(value = ProductNotFoundException.class)
public ResponseEntity<?> handleException(ProductNotFoundException exception) {
return ResponseEntity.status(HttpStatus.NOT_FOUND)
.body(exception.getMessage());
}
}

22
Spring-Boot/spring-feign/feign-client-example/src/main/java/com/javadevjournal/feignclientexample/errors/AppFeignErrorDecoder.java Normal file
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package com.javadevjournal.feignclientexample.errors;
import org.springframework.stereotype.Component;
import feign.Response;
import feign.codec.ErrorDecoder;
@Component
public class AppFeignErrorDecoder implements ErrorDecoder {
private final ErrorDecoder defaultErrorDecoder = new Default();
@Override
public Exception decode(String methodKey, Response response) {
if (response.status() >= 400 && response.status() <= 499) {
throw new ProductNotFoundException("Product Not Found");
}
return defaultErrorDecoder.decode(methodKey, response);
}
}

10
Spring-Boot/spring-feign/feign-client-example/src/main/java/com/javadevjournal/feignclientexample/errors/ProductNotFoundException.java Normal file
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@@ -0,0 +1,10 @@
package com.javadevjournal.feignclientexample.errors;
public class ProductNotFoundException extends RuntimeException {
private static final long serialVersionUID = 1L;
public ProductNotFoundException(String msg) {
super(msg);
}
}

2
Spring-Boot/spring-feign/feign-client-example/src/main/resources/application.properties Normal file
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server.port=8080
spring.application.name=feign-client-example

16
Spring-Boot/spring-feign/feign-client-example/src/test/java/com/javadevjournal/feignclient/FeignClientApplicationTests.java Normal file
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package com.javadevjournal.feignclient;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;
@RunWith(SpringRunner.class)
@SpringBootTest
public class FeignClientApplicationTests {
@Test
public void contextLoads() {
}
}

25
Spring-Boot/spring-feign/product-service/.gitignore vendored Normal file
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@@ -0,0 +1,25 @@
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/build/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/

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Spring-Boot/spring-feign/product-service/.mvn/wrapper/maven-wrapper.properties vendored Normal file
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distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.5.4/apache-maven-3.5.4-bin.zip

83
Spring-Boot/spring-feign/product-service/pom.xml Normal file
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@@ -0,0 +1,83 @@
<?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.javadevjournal</groupId>
<artifactId>product-service</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>product-service</name>
<description>Demo project for Spring Boot</description>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.1.0.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
<spring-cloud.version>Greenwich.M3</spring-cloud.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
<scope>runtime</scope>
</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>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
</project>

28
Spring-Boot/spring-feign/product-service/src/main/java/com/javadevjournal/productservice/Product.java Normal file
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package com.javadevjournal.productservice;
public class Product {
private Integer id;
private String name;
private double price;
public Product(Integer id, String name, double price) {
this.id = id;
this.name = name;
this.price = price;
}
public Integer getId() {
return id;
}
public String getName() {
return name;
}
public double getPrice() {
return price;
}
}

49
Spring-Boot/spring-feign/product-service/src/main/java/com/javadevjournal/productservice/ProductController.java Normal file
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package com.javadevjournal.productservice;
import java.util.ArrayList;
import java.util.List;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class ProductController {
private static List<Product> productList = new ArrayList<>();
static {
productList.add(new Product(1, "product-1", 12.0));
productList.add(new Product(2, "product-2", 34.0));
productList.add(new Product(3, "product-3", 9.0));
}
@GetMapping("/products")
public ResponseEntity<?> getProsucts() {
return ResponseEntity.ok(productList);
}
@GetMapping("/product/{id}")
public ResponseEntity<?> getProsucts(@PathVariable int id) {
Product product = findProduct(id);
if (product == null) {
return ResponseEntity.badRequest()
.body("Invalid product Id");
}
return ResponseEntity.ok(product);
}
private Product findProduct(int id) {
return productList.stream()
.filter(user -> user.getId()
.equals(id))
.findFirst()
.orElse(null);
}
}

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Spring-Boot/spring-feign/product-service/src/main/java/com/javadevjournal/productservice/ProductServiceApplication.java Normal file
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package com.javadevjournal.productservice;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
@SpringBootApplication
@EnableDiscoveryClient
public class ProductServiceApplication {
public static void main(String[] args) {
SpringApplication.run(ProductServiceApplication.class, args);
}
}

2
Spring-Boot/spring-feign/product-service/src/main/resources/application.properties Normal file
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server.port=8081
spring.application.name=product-service

16
Spring-Boot/spring-feign/product-service/src/test/java/com/javadevjournal/productservice/ProductServiceApplicationTests.java Normal file
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package com.javadevjournal.productservice;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;
@RunWith(SpringRunner.class)
@SpringBootTest
public class ProductServiceApplicationTests {
@Test
public void contextLoads() {
}
}