added microservice component eureka client

README.md

-This springboot application for implementing rest services
+###### **BookStore-API:**
 
-**BookStore-API URL's**
+This application is about store books details along with author details and address details. It is only for implementing Rest API's
+
+1. Added EurekaClient to this application
+2. Added to Zuul Proxy Server
+3. Used Java 8 Features
+
+**Few of BookStore-API URL's**
 
 * http://localhost:8083/getbookdetails
 * http://localhost:8083/getauthordetails

pom.xml

@@ -12,10 +12,13 @@
 	<artifactId>bookstore-api</artifactId>
 	<version>0.0.1-SNAPSHOT</version>
 	<name>bookstore-api</name>
-	<description>Demo project for Spring Boot</description>
+	<description>Project for Spring Boot - BookStore-API</description>
 
 	<properties>
 		<java.version>1.8</java.version>
+		<spring-cloud.version>Hoxton.SR1</spring-cloud.version>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 	</properties>
 
 	<dependencies>
@@ -25,6 +28,11 @@
 			<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>
@@ -54,7 +62,7 @@
 			<artifactId>lombok</artifactId>
 			<optional>true</optional>
 		</dependency>
-		
+
 		<!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-log4j -->
 		<dependency>
 		    <groupId>org.springframework.boot</groupId>
@@ -105,6 +113,18 @@
 		</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>

src/main/java/com/bookstore/BookstoreApiApplication.java

@@ -2,8 +2,10 @@ package com.bookstore;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
 
 @SpringBootApplication
+@EnableEurekaClient
 public class BookstoreApiApplication {
 
 	public static void main(String[] args) {

src/main/java/com/bookstore/bean/Admin.java

 package com.bookstore.bean;
 
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import lombok.ToString;
+
+import javax.persistence.Entity;
+import javax.persistence.Table;
+
+@Data
+@ToString
+@AllArgsConstructor
+@NoArgsConstructor
+@Entity
+@Table(name = "admin")
 public class Admin {
 
     private  int adminId;

src/main/java/com/bookstore/bean/Book.java

@@ -38,4 +38,8 @@ public class Book {
 	@JoinColumn(name = "author_ID")
 	private Author author;
 
+	@ManyToOne
+	@JoinColumn(name = "admin_ID")
+	private Admin admin;
+
 }

src/main/java/com/bookstore/bean/BookRequest.java

@@ -15,7 +15,7 @@ public class BookRequest implements Serializable{
 	 * 
 	 */
 	private static final long serialVersionUID = -1450252897638356990L;
-	
+
 	private int bookId;
 	private String bookName;
 	private double bookPrice;
@@ -24,5 +24,7 @@ public class BookRequest implements Serializable{
 	private String rating;
 	private LocalDate publishedDate;
 	private String authorName;
+	private String addedBy;
+
 
 }

src/main/java/com/bookstore/controller/AdminController.java

+package com.bookstore.controller;
+
+import com.bookstore.bean.Admin;
+import com.bookstore.service.AdminService;
+import lombok.extern.slf4j.Slf4j;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class AdminController {
+
+    private static final Logger logger = LoggerFactory.getLogger(AdminController.class);
+
+    @Autowired
+    private AdminService adminService;
+
+    @PostMapping("/saveadmin")
+    public Admin saveAdmin(@RequestBody Admin admin){
+        Admin adminRes = new Admin();
+        try{
+            adminRes = adminService.saveAdmin(admin);
+        }catch (Exception e){
+            logger.error("Exception while saving admin details :: "+e.getMessage());
+        }
+        return adminRes;
+    }
+}

src/main/java/com/bookstore/dao/AdminRepository.java

+package com.bookstore.dao;
+
+import com.bookstore.bean.Admin;
+import com.bookstore.bean.Author;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+
+public interface AdminRepository extends JpaRepository<Admin, Integer> {
+
+    @Query("SELECT a FROM Admin a WHERE a.name = ?1")
+    Admin findAdminByName(String adminName);
+
+}

src/main/java/com/bookstore/service/AdminService.java

+package com.bookstore.service;
+
+import com.bookstore.bean.Admin;
+import com.bookstore.dao.AdminRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+
+@FunctionalInterface
+public interface AdminService{
+    public Admin saveAdmin(Admin admin);
+}

src/main/java/com/bookstore/service/AdminServiceImpl.java

+package com.bookstore.service;
+
+import com.bookstore.bean.Admin;
+import com.bookstore.dao.AdminRepository;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+@Service
+public class AdminServiceImpl implements AdminService{
+
+    private static final Logger logger = LoggerFactory.getLogger(AdminServiceImpl.class);
+
+    @Autowired
+    private AdminRepository adminRepository;
+
+    @Override
+    public Admin saveAdmin(Admin admin) {
+        Admin adminResponse = null;
+        try{
+            adminResponse = adminRepository.save(admin);
+        }catch (Exception e){
+            logger.error("Exception while saving admin details :: "+e.getMessage());
+        }
+        return adminResponse;
+    }
+}

src/main/java/com/bookstore/service/BookServiceImpl.java

@@ -6,16 +6,14 @@ import java.util.Optional;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
+import com.bookstore.bean.*;
+import com.bookstore.dao.AdminRepository;
 import com.bookstore.exceptionhandling.BookNotExisted;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
-import com.bookstore.bean.Author;
-import com.bookstore.bean.BookRequest;
-import com.bookstore.bean.Book;
-import com.bookstore.bean.Status;
 import com.bookstore.dao.AuthorRepository;
 import com.bookstore.dao.BookRepository;
 import com.google.gson.Gson;
@@ -29,6 +27,9 @@ public class BookServiceImpl implements BookService{
 	@Autowired
 	private AuthorRepository authorRepository;
 
+	@Autowired
+	private AdminRepository adminRepository;
+
 	private static final Logger logger = LoggerFactory.getLogger(BookServiceImpl.class);
 	
 	
@@ -76,6 +77,12 @@ public class BookServiceImpl implements BookService{
 				}else{
 					bookStore.setAuthor(author);
 				}
+				Admin admin = adminRepository.findAdminByName(book.getAddedBy());
+				if(author == null){
+					logger.info("Admin is not existed with name :: "+book.getAddedBy());
+				}else{
+					bookStore.setAdmin(admin);
+				}
 				Book books = bookRepository.save(bookStore);
 				status = new Status("Book details are added successfully", true);
 				if(books == null){

src/main/resources/application.yml

+spring:
+  application:
+    name: bookstore-api
+
+eureka:
+  client:
+    serviceUrl:
+      defaultZone: ${EUREKA_URI:http://localhost:8761/eureka}
+  instance:
+    preferIpAddress: true
\ No newline at end of file