Remove MapStruct dependency

book-service/build.gradle

@@ -27,8 +27,6 @@ repositories {
 }
 
 ext {
-    set('mapstructVersion', '1.6.3')
-    set('lombokMapstructBindingVersion', '0.2.0')
     set('springdocOpenApiVersion', '2.7.0')
     set('keycloakVersion', '26.0.3')
     set('httpClient5Version', '5.4.1')
@@ -80,13 +78,6 @@ dependencies {
     // See: /~https://github.com/spring-projects/spring-boot/wiki/Spring-Boot-3.0-Migration-Guide#apache-httpclient-in-resttemplate
     implementation "org.apache.httpcomponents.client5:httpclient5:${httpClient5Version}"
 
-    implementation "org.mapstruct:mapstruct:${mapstructVersion}"
-    annotationProcessor "org.mapstruct:mapstruct-processor:${mapstructVersion}"
-    testAnnotationProcessor "org.mapstruct:mapstruct-processor:${mapstructVersion}"
-
-    // This dependency is needed so that Mapstruct can work with Lombok 1.18.16
-    annotationProcessor "org.projectlombok:lombok-mapstruct-binding:${lombokMapstructBindingVersion}"
-
     annotationProcessor 'org.projectlombok:lombok'
     compileOnly 'org.projectlombok:lombok'
 

book-service/src/main/java/com/ivanfranchin/bookservice/controller/BookController.java

@@ -3,7 +3,6 @@
 import com.ivanfranchin.bookservice.dto.BookResponse;
 import com.ivanfranchin.bookservice.dto.CreateBookRequest;
 import com.ivanfranchin.bookservice.dto.UpdateBookRequest;
-import com.ivanfranchin.bookservice.mapper.BookMapper;
 import com.ivanfranchin.bookservice.model.Book;
 import com.ivanfranchin.bookservice.service.BookService;
 import io.swagger.v3.oas.annotations.Operation;
@@ -37,7 +36,6 @@
 public class BookController {
 
     private final BookService bookService;
-    private final BookMapper bookMapper;
 
     @Operation(summary = "Get list of book. It can be filtered by author name")
     @GetMapping
@@ -49,15 +47,15 @@ public List<BookResponse> getBooks(@RequestParam(required = false) String author
             log.info("Get books");
         }
         List<Book> books = filterByAuthorName ? bookService.getBooksByAuthorName(authorName) : bookService.getBooks();
-        return books.stream().map(bookMapper::toBookResponse).collect(Collectors.toList());
+        return books.stream().map(BookResponse::from).collect(Collectors.toList());
     }
 
     @Operation(summary = "Get book by id")
     @GetMapping("/{id}")
     public BookResponse getBookById(@PathVariable String id) {
         log.info("Get books with id equals to {}", id);
         Book book = bookService.validateAndGetBookById(id);
-        return bookMapper.toBookResponse(book);
+        return BookResponse.from(book);
     }
 
     @Operation(
@@ -67,9 +65,8 @@ public BookResponse getBookById(@PathVariable String id) {
     @PostMapping
     public BookResponse createBook(@Valid @RequestBody CreateBookRequest createBookRequest, Principal principal) {
         log.info("Post request made by {} to create a book {}", principal.getName(), createBookRequest);
-        Book book = bookMapper.toBook(createBookRequest);
-        book = bookService.saveBook(book);
-        return bookMapper.toBookResponse(book);
+        Book book = bookService.saveBook(Book.from(createBookRequest));
+        return BookResponse.from(book);
     }
 
     @Operation(
@@ -81,9 +78,9 @@ public BookResponse updateBook(@PathVariable String id,
                                    Principal principal) {
         log.info("Patch request made by {} to update book with id {}. New values {}", principal.getName(), id, updateBookRequest);
         Book book = bookService.validateAndGetBookById(id);
-        bookMapper.updateUserFromRequest(updateBookRequest, book);
+        Book.updateFrom(updateBookRequest, book);
         book = bookService.saveBook(book);
-        return bookMapper.toBookResponse(book);
+        return BookResponse.from(book);
     }
 
     @Operation(
@@ -94,6 +91,6 @@ public BookResponse deleteBook(@PathVariable String id, Principal principal) {
         log.info("Delete request made by {} to remove book with id {}", principal.getName(), id);
         Book book = bookService.validateAndGetBookById(id);
         bookService.deleteBook(book);
-        return bookMapper.toBookResponse(book);
+        return BookResponse.from(book);
     }
 }

book-service/src/main/java/com/ivanfranchin/bookservice/dto/BookResponse.java

@@ -1,6 +1,12 @@
 package com.ivanfranchin.bookservice.dto;
 
+import com.ivanfranchin.bookservice.model.Book;
+
 import java.math.BigDecimal;
 
 public record BookResponse(String id, String authorName, String title, BigDecimal price) {
+
+    public static BookResponse from(Book book) {
+        return new BookResponse(book.getId(), book.getAuthorName(), book.getTitle(), book.getPrice());
+    }
 }

book-service/src/main/java/com/ivanfranchin/bookservice/model/Book.java

@@ -1,5 +1,7 @@
 package com.ivanfranchin.bookservice.model;
 
+import com.ivanfranchin.bookservice.dto.CreateBookRequest;
+import com.ivanfranchin.bookservice.dto.UpdateBookRequest;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;
@@ -25,4 +27,24 @@ public Book(String authorName, String title, BigDecimal price) {
         this.title = title;
         this.price = price;
     }
+
+    public static Book from(CreateBookRequest createBookRequest) {
+        return new Book(
+                createBookRequest.getAuthorName(),
+                createBookRequest.getTitle(),
+                createBookRequest.getPrice()
+        );
+    }
+
+    public static void updateFrom(UpdateBookRequest updateBookRequest, Book book) {
+        if (updateBookRequest.getAuthorName() != null) {
+            book.setAuthorName(updateBookRequest.getAuthorName());
+        }
+        if (updateBookRequest.getTitle() != null) {
+            book.setTitle(updateBookRequest.getTitle());
+        }
+        if (updateBookRequest.getPrice() != null) {
+            book.setPrice(updateBookRequest.getPrice());
+        }
+    }
 }

book-service/src/test/java/com/ivanfranchin/bookservice/controller/BookControllerTest.java

@@ -4,7 +4,6 @@
 import com.ivanfranchin.bookservice.dto.CreateBookRequest;
 import com.ivanfranchin.bookservice.dto.UpdateBookRequest;
 import com.ivanfranchin.bookservice.exception.BookNotFoundException;
-import com.ivanfranchin.bookservice.mapper.BookMapperImpl;
 import com.ivanfranchin.bookservice.model.Book;
 import com.ivanfranchin.bookservice.security.JwtAuthConverterProperties;
 import com.ivanfranchin.bookservice.security.SecurityConfig;
@@ -39,7 +38,7 @@
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
 
 @WebMvcTest(BookController.class)
-@Import({BookMapperImpl.class, JwtAuthConverterProperties.class, SecurityConfig.class})
+@Import({JwtAuthConverterProperties.class, SecurityConfig.class})
 class BookControllerTest {
 
     @Autowired