[JAVA-15353] Update code for GraphQL vs REST article (#12849)

spring-boot-modules/pom.xml

@@ -50,7 +50,6 @@
         <module>spring-boot-keycloak-2</module>
         <module>spring-boot-libraries</module>
         <module>spring-boot-libraries-2</module>
-        <module>spring-boot-libraries-comparison</module>
         <module>spring-boot-logging-log4j2</module>
         <module>spring-boot-mvc</module>
         <module>spring-boot-mvc-2</module>

spring-boot-modules/spring-boot-graphql/README.md

@@ -10,6 +10,7 @@ The "REST With Spring" Classes: http://bit.ly/restwithspring
 - [Getting Started with GraphQL and Spring Boot](https://www.baeldung.com/spring-graphql)
 - [Expose GraphQL Field with Different Name](https://www.baeldung.com/graphql-field-name)
 - [Error Handling in GraphQL With Spring Boot](https://www.baeldung.com/spring-graphql-error-handling)
+- [GraphQL vs REST](https://www.baeldung.com/graphql-vs-rest)
 
 ### GraphQL sample queries
 

spring-boot-modules/spring-boot-graphql/src/main/java/com/baeldung/graphqlvsrest/GraphqlVsRestApplication.java

@@ -1,18 +1,20 @@
 package com.baeldung.graphqlvsrest;
 
-import com.baeldung.graphqlvsrest.configuration.GraphqlConfiguration;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaAutoConfiguration;
 import org.springframework.boot.autoconfigure.security.servlet.SecurityAutoConfiguration;
-import org.springframework.context.annotation.Import;
 
 @SpringBootApplication
-@Import(GraphqlConfiguration.class)
+@EnableAutoConfiguration(exclude = {
-@EnableAutoConfiguration(exclude = {SecurityAutoConfiguration.class})
+  SecurityAutoConfiguration.class,
+  HibernateJpaAutoConfiguration.class
+})
 public class GraphqlVsRestApplication {
 
     public static void main(String[] args) {
+        System.setProperty("spring.profiles.default", "rest-vs-graphql");
         SpringApplication.run(GraphqlVsRestApplication.class, args);
     }
 

spring-boot-modules/spring-boot-graphql/src/main/java/com/baeldung/graphqlvsrest/configuration/GraphqlConfiguration.java

@@ -0,0 +1,8 @@
+package com.baeldung.graphqlvsrest.configuration;
+
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class GraphqlConfiguration {
+
+}

spring-boot-modules/spring-boot-graphql/src/main/java/com/baeldung/graphqlvsrest/controller/OrderController.java

@@ -1,13 +1,12 @@
 package com.baeldung.graphqlvsrest.controller;
 
 import com.baeldung.graphqlvsrest.entity.Order;
-import com.baeldung.graphqlvsrest.entity.Product;
-import com.baeldung.graphqlvsrest.model.ProductModel;
 import com.baeldung.graphqlvsrest.repository.OrderRepository;
-import com.baeldung.graphqlvsrest.repository.ProductRepository;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.data.domain.Pageable;
+import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.*;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
 
 import java.util.List;
 

spring-boot-modules/spring-boot-graphql/src/main/java/com/baeldung/graphqlvsrest/controller/ProductController.java

@@ -5,7 +5,13 @@ import com.baeldung.graphqlvsrest.model.ProductModel;
 import com.baeldung.graphqlvsrest.repository.ProductRepository;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.domain.Pageable;
-import org.springframework.web.bind.annotation.*;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.PutMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
 
 import java.util.List;
 
@@ -22,7 +28,7 @@ public class ProductController {
     }
 
     @GetMapping("/{product-id}")
-    public Product getProducts(@PathVariable("product-id") Integer productId){
+    public Product getProduct(@PathVariable("product-id") Integer productId) {
         return productRepository.getProduct(productId);
     }
 

spring-boot-modules/spring-boot-graphql/src/main/java/com/baeldung/graphqlvsrest/controller/ProductGraphQLController.java

@@ -0,0 +1,51 @@
+package com.baeldung.graphqlvsrest.controller;
+
+import com.baeldung.graphqlvsrest.entity.Order;
+import com.baeldung.graphqlvsrest.entity.Product;
+import com.baeldung.graphqlvsrest.model.ProductModel;
+import com.baeldung.graphqlvsrest.repository.OrderRepository;
+import com.baeldung.graphqlvsrest.repository.ProductRepository;
+import org.springframework.graphql.data.method.annotation.Argument;
+import org.springframework.graphql.data.method.annotation.MutationMapping;
+import org.springframework.graphql.data.method.annotation.QueryMapping;
+import org.springframework.graphql.data.method.annotation.SchemaMapping;
+import org.springframework.stereotype.Controller;
+
+import java.util.List;
+
+@Controller
+public class ProductGraphQLController {
+
+    private final ProductRepository productRepository;
+
+    private final OrderRepository orderRepository;
+
+    public ProductGraphQLController(ProductRepository productRepository, OrderRepository orderRepository) {
+        this.productRepository = productRepository;
+        this.orderRepository = orderRepository;
+    }
+
+    @QueryMapping
+    public List<Product> products(@Argument int size, @Argument int page) {
+        return productRepository.getProducts(size, page);
+    }
+
+    @QueryMapping
+    public Product product(@Argument int id) {
+        return productRepository.getProduct(id);
+    }
+
+    @MutationMapping
+    public Product saveProduct(@Argument ProductModel product) {
+        return productRepository.save(product);
+    }
+
+    @MutationMapping
+    public Product updateProduct(@Argument Integer id, @Argument ProductModel product) {
+        return productRepository.update(id, product);
+    }
+    @SchemaMapping(typeName="Product", field="orders")
+    public List<Order> getOrders(Product product) {
+        return orderRepository.getOrdersByProduct(product.getId());
+    }
+}

spring-boot-modules/spring-boot-graphql/src/main/java/com/baeldung/graphqlvsrest/entity/Order.java

@@ -2,11 +2,11 @@ package com.baeldung.graphqlvsrest.entity;
 
 public class Order {
     private Integer id;
-    private Integer product_id;
+    private Integer productId;
-    private String customer_uuid;
+    private String customerId;
     private String status;
     private String address;
-    private String creation_date;
+    private String creationDate;
 
     public Integer getId() {
         return id;
@@ -16,12 +16,12 @@ public class Order {
         this.id = id;
     }
 
-    public Integer getProduct_id() {
+    public Integer getProductId() {
-        return product_id;
+        return productId;
     }
 
-    public void setProduct_id(Integer product_id) {
+    public void setProductId(Integer productId) {
-        this.product_id = product_id;
+        this.productId = productId;
     }
 
     public String getStatus() {
@@ -32,12 +32,12 @@ public class Order {
         this.status = status;
     }
 
-    public String getCustomer_uuid() {
+    public String getCustomerId() {
-        return customer_uuid;
+        return customerId;
     }
 
-    public void setCustomer_uuid(String customer_uuid) {
+    public void setCustomerId(String customerId) {
-        this.customer_uuid = customer_uuid;
+        this.customerId = customerId;
     }
 
     public String getAddress() {
@@ -48,11 +48,11 @@ public class Order {
         this.address = address;
     }
 
-    public String getCreation_date() {
+    public String getCreationDate() {
-        return creation_date;
+        return creationDate;
     }
 
-    public void setCreation_date(String creation_date) {
+    public void setCreationDate(String creationDate) {
-        this.creation_date = creation_date;
+        this.creationDate = creationDate;
     }
 }

spring-boot-modules/spring-boot-graphql/src/main/java/com/baeldung/graphqlvsrest/entity/Product.java

@@ -11,10 +11,10 @@ public class Product {
     private String status;
     private String currency;
     private Double price;
-    private List<String> image_url;
+    private List<String> imageUrls;
-    private List<String> video_url;
+    private List<String> videoUrls;
     private Integer stock;
-    private Float average_rating;
+    private Float averageRating;
 
     public Product(Integer id, ProductModel productModel) {
         this.id = id;
@@ -23,9 +23,9 @@ public class Product {
         this.currency = productModel.getCurrency();
         this.price = productModel.getPrice();
         this.stock = productModel.getStock();
-        this.image_url = productModel.getImage_url();
+        this.imageUrls = productModel.getImageUrls();
-        this.video_url = productModel.getVideo_url();
+        this.videoUrls = productModel.getVideoUrls();
-        this.average_rating = 0F;
+        this.averageRating = 0F;
         this.status = productModel.getStatus();
     }
 
@@ -81,20 +81,20 @@ public class Product {
         this.price = price;
     }
 
-    public List<String> getImage_url() {
+    public List<String> getImageUrls() {
-        return image_url;
+        return imageUrls;
     }
 
-    public void setImage_url(List<String> image_url) {
+    public void setImageUrls(List<String> imageUrls) {
-        this.image_url = image_url;
+        this.imageUrls = imageUrls;
     }
 
-    public List<String> getVideo_url() {
+    public List<String> getVideoUrls() {
-        return video_url;
+        return videoUrls;
     }
 
-    public void setVideo_url(List<String> video_url) {
+    public void setVideoUrls(List<String> videoUrls) {
-        this.video_url = video_url;
+        this.videoUrls = videoUrls;
     }
 
     public Integer getStock() {
@@ -105,11 +105,11 @@ public class Product {
         this.stock = stock;
     }
 
-    public Float getAverage_rating() {
+    public Float getAverageRating() {
-        return average_rating;
+        return averageRating;
     }
 
-    public void setAverage_rating(Float average_rating) {
+    public void setAverageRating(Float averageRating) {
-        this.average_rating = average_rating;
+        this.averageRating = averageRating;
     }
 }

spring-boot-modules/spring-boot-graphql/src/main/java/com/baeldung/graphqlvsrest/model/ProductModel.java

@@ -8,8 +8,8 @@ public class ProductModel {
     private String status;
     private String currency;
     private Double price;
-    private List<String> image_url;
+    private List<String> imageUrls;
-    private List<String> video_url;
+    private List<String> videoUrls;
     private Integer stock;
 
     public String getName() {
@@ -52,20 +52,20 @@ public class ProductModel {
         this.price = price;
     }
 
-    public List<String> getImage_url() {
+    public List<String> getImageUrls() {
-        return image_url;
+        return imageUrls;
     }
 
-    public void setImage_url(List<String> image_url) {
+    public void setImageUrls(List<String> imageUrls) {
-        this.image_url = image_url;
+        this.imageUrls = imageUrls;
     }
 
-    public List<String> getVideo_url() {
+    public List<String> getVideoUrls() {
-        return video_url;
+        return videoUrls;
     }
 
-    public void setVideo_url(List<String> video_url) {
+    public void setVideoUrls(List<String> videoUrls) {
-        this.video_url = video_url;
+        this.videoUrls = videoUrls;
     }
 
     public Integer getStock() {
@@ -84,8 +84,8 @@ public class ProductModel {
                 ", status='" + status + '\'' +
                 ", currency='" + currency + '\'' +
                 ", price=" + price +
-                ", image_url=" + image_url +
+                ", imageUrls=" + imageUrls +
-                ", video_url=" + video_url +
+                ", videoUrls=" + videoUrls +
                 ", stock=" + stock +
                 '}';
     }

spring-boot-modules/spring-boot-graphql/src/main/java/com/baeldung/graphqlvsrest/repository/OrderRepository.java

@@ -1,8 +1,6 @@
 package com.baeldung.graphqlvsrest.repository;
 
 import com.baeldung.graphqlvsrest.entity.Order;
-import com.baeldung.graphqlvsrest.entity.Product;
-import com.baeldung.graphqlvsrest.model.ProductModel;
 
 import java.util.List;
 

spring-boot-modules/spring-boot-graphql/src/main/java/com/baeldung/graphqlvsrest/repository/impl/OrderRepositoryImpl.java

@@ -13,24 +13,25 @@ import java.util.stream.Collectors;
 @Repository
 public class OrderRepositoryImpl implements OrderRepository {
 
-    private static List<Order> orderList = new ArrayList<>();
+    private static final List<Order> ORDER_LIST = new ArrayList<>();
 
     public OrderRepositoryImpl() {
         for (int i = 1; i <= 100; i++) {
             Order order = new Order();
             order.setId(i);
-            order.setProduct_id(i%10);
+            order.setProductId(i % 10);
-            order.setAddress(UUID.randomUUID().toString());
+            order.setAddress(i + " A Street");
-            order.setCustomer_uuid(UUID.randomUUID().toString());
+            order.setCustomerId(UUID.randomUUID().toString());
-            order.setCreation_date(new Date(System.currentTimeMillis()).toString());
+            order.setCreationDate(new Date(System.currentTimeMillis()).toString());
             order.setStatus("Delivered");
-            orderList.add(order);
+            ORDER_LIST.add(order);
         }
     }
 
-
     @Override
     public List<Order> getOrdersByProduct(Integer productId) {
-        return orderList.stream().filter(order -> order.getProduct_id().equals(productId)).collect(Collectors.toList());
+        return ORDER_LIST.stream()
+          .filter(order -> order.getProductId().equals(productId))
+          .collect(Collectors.toList());
     }
 }

spring-boot-modules/spring-boot-graphql/src/main/java/com/baeldung/graphqlvsrest/repository/impl/ProductRepositoryImpl.java

@@ -6,15 +6,16 @@ import com.baeldung.graphqlvsrest.repository.ProductRepository;
 import org.springframework.stereotype.Repository;
 
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.List;
 import java.util.Optional;
 import java.util.stream.Collectors;
 
+import static java.util.Collections.singletonList;
+
 @Repository
 public class ProductRepositoryImpl implements ProductRepository {
 
-    private static List<Product> productList = new ArrayList<>();
+    private static final List<Product> PRODUCT_LIST = new ArrayList<>();
 
     public ProductRepositoryImpl() {
         for (int i = 1; i <= 10; i++) {
@@ -23,29 +24,35 @@ public class ProductRepositoryImpl implements ProductRepository {
             product.setName(String.format("Product %d", i));
             product.setDescription(String.format("Product %d description", i));
             product.setCurrency(String.format("Product %d currency", i));
-            product.setPrice(Double.valueOf(i^2));
+            product.setPrice((double) (i ^ 2));
             product.setStock(10);
-            product.setAverage_rating(0F);
+            product.setAverageRating(0F);
-            product.setImage_url(Arrays.asList(String.format("www.baeldung.com/imageurl/%d", i)));
+            product.setImageUrls(singletonList(String.format("www.baeldung.com/imageurl/%d", i)));
-            product.setVideo_url(Arrays.asList(String.format("www.baeldung.com/videourl/%d", i)));
+            product.setVideoUrls(singletonList(String.format("www.baeldung.com/videourl/%d", i)));
-            productList.add(product);
+
+            PRODUCT_LIST.add(product);
         }
     }
 
     @Override
     public List<Product> getProducts(Integer pageSize, Integer pageNumber) {
-        return productList.stream().skip(pageSize*pageNumber).limit(pageSize).collect(Collectors.toList());
+        return PRODUCT_LIST.stream()
+          .skip((long) pageSize * pageNumber)
+          .limit(pageSize)
+          .collect(Collectors.toList());
     }
 
     @Override
     public Product getProduct(Integer id) {
-        return productList.stream().filter(product -> product.getId().equals(id)).findFirst().orElse(null);
+        return PRODUCT_LIST.stream()
+          .filter(product -> product.getId().equals(id))
+          .findFirst().orElse(null);
     }
 
     @Override
     public Product save(ProductModel productModel) {
-        Product product = new Product(productList.size()+1, productModel);
+        Product product = new Product(PRODUCT_LIST.size() + 1, productModel);
-        productList.add(product);
+        PRODUCT_LIST.add(product);
         return product;
     }
 
@@ -60,14 +67,14 @@ public class ProductRepositoryImpl implements ProductRepository {
 
     private void update(Product product, ProductModel productModel) {
         if (productModel != null) {
-            System.out.println(productModel.toString());
+            System.out.println(productModel);
             Optional.ofNullable(productModel.getName()).ifPresent(product::setName);
             Optional.ofNullable(productModel.getDescription()).ifPresent(product::setDescription);
             Optional.ofNullable(productModel.getCurrency()).ifPresent(product::setCurrency);
-            Optional.ofNullable(productModel.getImage_url()).ifPresent(product::setImage_url);
+            Optional.ofNullable(productModel.getImageUrls()).ifPresent(product::setImageUrls);
             Optional.ofNullable(productModel.getStock()).ifPresent(product::setStock);
             Optional.ofNullable(productModel.getStatus()).ifPresent(product::setStatus);
-            Optional.ofNullable(productModel.getVideo_url()).ifPresent(product::setVideo_url);
+            Optional.ofNullable(productModel.getVideoUrls()).ifPresent(product::setVideoUrls);
             Optional.ofNullable(productModel.getPrice()).ifPresent(product::setPrice);
         }
     }

spring-boot-modules/spring-boot-graphql/src/main/resources/application-rest-vs-graphql.yml

@@ -0,0 +1,11 @@
+server:
+  port: 8081
+
+spring:
+  graphql:
+    schema:
+      locations: classpath:graphql-vs-rest/
+
+  jackson:
+    parser:
+      allow-unquoted-control-chars: true

spring-boot-modules/spring-boot-graphql/src/main/resources/graphql-vs-rest/schema.graphqls

@@ -5,20 +5,20 @@ type Product {
     status: String
     currency: String!
     price: Float
-    image_url: [String]
+    imageUrls: [String]
-    video_url: [String]
+    videoUrls: [String]
     stock: Int
-    average_rating: Float
+    averageRating: Float
     orders:[Order]
 }
 
 type Order{
     id:ID
-    product_id:Int
+    productId:Int
-    customer_uuid:String
+    customerId:String
     address:String
     status:String
-    creation_date:String
+    creationDate:String
 }
 
 input ProductModel {
@@ -27,8 +27,8 @@ input ProductModel {
     status: String
     currency: String!
     price: Float
-    image_url: [String]
+    imageUrls: [String]
-    video_url: [String]
+    videoUrls: [String]
     stock: Int
 }
 
@@ -38,8 +38,8 @@ input ProductUpdateModel {
     status: String
     currency: String
     price: Float
-    image_url: [String]
+    imageUrls: [String]
-    video_url: [String]
+    videoUrls: [String]
     stock: Int
 }
 

spring-boot-modules/spring-boot-libraries-comparison/README.md

@@ -1,7 +0,0 @@
-## Spring Boot Libraries
-
-This module contains articles about various Spring Boot libraries Comparison
-
-### Relevant Articles:
-
-- [GraphQL vs REST](https://www.baeldung.com/graphql-vs-rest)

spring-boot-modules/spring-boot-libraries-comparison/pom.xml

@@ -1,46 +0,0 @@
-<?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>
-    <artifactId>spring-boot-libraries-comparison</artifactId>
-
-    <parent>
-        <groupId>com.baeldung.spring-boot-modules</groupId>
-        <artifactId>spring-boot-modules</artifactId>
-        <version>1.0.0-SNAPSHOT</version>
-    </parent>
-
-    <dependencies>
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-web</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.springframework.data</groupId>
-            <artifactId>spring-data-jpa</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.graphql-java</groupId>
-            <artifactId>graphql-spring-boot-starter</artifactId>
-            <version>${graphql-spring-boot-starter.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>com.graphql-java</groupId>
-            <artifactId>graphql-java-tools</artifactId>
-            <version>${graphql-java-tools.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>com.graphql-java</groupId>
-            <artifactId>graphiql-spring-boot-starter</artifactId>
-            <version>${graphql-spring-boot-starter.version}</version>
-        </dependency>
-    </dependencies>
-
-
-    <properties>
-        <graphql-spring-boot-starter.version>5.0.2</graphql-spring-boot-starter.version>
-        <graphql-java-tools.version>5.2.4</graphql-java-tools.version>
-    </properties>
-
-</project>

spring-boot-modules/spring-boot-libraries-comparison/src/main/java/com/baeldung/graphqlvsrest/configuration/GraphqlConfiguration.java

@@ -1,35 +0,0 @@
-package com.baeldung.graphqlvsrest.configuration;
-
-import com.baeldung.graphqlvsrest.repository.OrderRepository;
-import com.baeldung.graphqlvsrest.resolver.Mutation;
-import com.baeldung.graphqlvsrest.resolver.ProductResolver;
-import com.baeldung.graphqlvsrest.resolver.Query;
-import com.baeldung.graphqlvsrest.repository.ProductRepository;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Configuration;
-
-@Configuration
-public class GraphqlConfiguration {
-
-    @Autowired
-    ProductRepository productRepository;
-
-    @Autowired
-    OrderRepository orderRepository;
-
-    @Bean
-    public Query query() {
-        return new Query(productRepository);
-    }
-
-    @Bean
-    public ProductResolver productResolver(){
-        return new ProductResolver(orderRepository);
-    }
-
-    @Bean
-    public Mutation mutation() {
-        return new Mutation(productRepository);
-    }
-}

spring-boot-modules/spring-boot-libraries-comparison/src/main/java/com/baeldung/graphqlvsrest/resolver/Mutation.java

@@ -1,22 +0,0 @@
-package com.baeldung.graphqlvsrest.resolver;
-
-import com.baeldung.graphqlvsrest.entity.Product;
-import com.baeldung.graphqlvsrest.model.ProductModel;
-import com.baeldung.graphqlvsrest.repository.ProductRepository;
-import com.coxautodev.graphql.tools.GraphQLMutationResolver;
-
-public class Mutation implements GraphQLMutationResolver {
-
-    private ProductRepository productRepository;
-    public Mutation(ProductRepository productRepository){
-        this.productRepository = productRepository;
-    }
-
-    public Product saveProduct(ProductModel productModel) {
-        return productRepository.save(productModel);
-    }
-
-    public Product updateProduct(Integer productId, ProductModel productModel) {
-        return productRepository.update(productId, productModel);
-    }
-}

spring-boot-modules/spring-boot-libraries-comparison/src/main/java/com/baeldung/graphqlvsrest/resolver/ProductResolver.java

@@ -1,18 +0,0 @@
-package com.baeldung.graphqlvsrest.resolver;
-
-import com.baeldung.graphqlvsrest.entity.Order;
-import com.baeldung.graphqlvsrest.entity.Product;
-import com.baeldung.graphqlvsrest.repository.OrderRepository;
-import com.coxautodev.graphql.tools.GraphQLResolver;
-
-import java.util.List;
-
-public class ProductResolver implements GraphQLResolver<Product> {
-    private OrderRepository orderRepository;
-    public ProductResolver(OrderRepository orderRepository){
-        this.orderRepository = orderRepository;
-    }
-    public List<Order> getOrders(Product product){
-        return orderRepository.getOrdersByProduct(product.getId());
-    }
-}

spring-boot-modules/spring-boot-libraries-comparison/src/main/java/com/baeldung/graphqlvsrest/resolver/Query.java

@@ -1,27 +0,0 @@
-package com.baeldung.graphqlvsrest.resolver;
-
-import com.baeldung.graphqlvsrest.entity.Order;
-import com.baeldung.graphqlvsrest.entity.Product;
-import com.baeldung.graphqlvsrest.repository.OrderRepository;
-import com.baeldung.graphqlvsrest.repository.ProductRepository;
-import com.coxautodev.graphql.tools.GraphQLQueryResolver;
-
-import java.util.List;
-
-public class Query implements GraphQLQueryResolver {
-
-    private ProductRepository productRepository;
-    public Query(ProductRepository productRepository){
-        this.productRepository = productRepository;
-    }
-
-    public List<Product> getProducts(int pageSize, int pageNumber) {
-        return productRepository.getProducts(pageSize, pageNumber);
-    }
-
-    public Product getProduct(int id) {
-        return productRepository.getProduct(id);
-    }
-
-
-}