Lesson/lesson 21 configuring mwc controller

pom.xml

@@ -6,10 +6,10 @@
 	<groupId>guru.springframework</groupId>
 	<artifactId>spring5webapp</artifactId>
 	<version>0.0.1-SNAPSHOT</version>
-	<packaging>jar</packaging>
 
 	<name>spring5webapp</name>
-	<description>Demo project for Spring Boot</description>
+
+	<description>Example Spring 5 Web Application</description>
 
 	<parent>
 		<groupId>org.springframework.boot</groupId>
@@ -19,24 +19,14 @@
 	</parent>
 
 	<properties>
-		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-		<java.version>1.8</java.version>
+		<java.version>11</java.version>
 	</properties>
 
 	<dependencies>
-		<dependency>
-			<groupId>org.springframework.boot</groupId>
-			<artifactId>spring-boot-starter-actuator</artifactId>
-		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-data-jpa</artifactId>
 		</dependency>
-		<dependency>
-			<groupId>org.springframework.boot</groupId>
-			<artifactId>spring-boot-starter-thymeleaf</artifactId>
-		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-web</artifactId>
@@ -51,6 +41,12 @@
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-test</artifactId>
 			<scope>test</scope>
+			<exclusions>
+				<exclusion>
+					<groupId>org.junit.vintage</groupId>
+					<artifactId>junit-vintage-engine</artifactId>
+				</exclusion>
+			</exclusions>
 		</dependency>
 	</dependencies>
 
@@ -63,43 +59,4 @@
 		</plugins>
 	</build>
 
-	<repositories>
-		<repository>
-			<id>spring-snapshots</id>
-			<name>Spring Snapshots</name>
-			<url>https://repo.spring.io/snapshot</url>
-			<snapshots>
-				<enabled>true</enabled>
-			</snapshots>
-		</repository>
-		<repository>
-			<id>spring-milestones</id>
-			<name>Spring Milestones</name>
-			<url>https://repo.spring.io/milestone</url>
-			<snapshots>
-				<enabled>false</enabled>
-			</snapshots>
-		</repository>
-	</repositories>
-
-	<pluginRepositories>
-		<pluginRepository>
-			<id>spring-snapshots</id>
-			<name>Spring Snapshots</name>
-			<url>https://repo.spring.io/snapshot</url>
-			<snapshots>
-				<enabled>true</enabled>
-			</snapshots>
-		</pluginRepository>
-		<pluginRepository>
-			<id>spring-milestones</id>
-			<name>Spring Milestones</name>
-			<url>https://repo.spring.io/milestone</url>
-			<snapshots>
-				<enabled>false</enabled>
-			</snapshots>
-		</pluginRepository>
-	</pluginRepositories>
-
-
 </project>

src/main/java/guru/springframework/spring5webapp/bootstrap/BootStrapData.java

@@ -0,0 +1,67 @@
+package guru.springframework.spring5webapp.bootstrap;
+
+import guru.springframework.spring5webapp.domain.Author;
+import guru.springframework.spring5webapp.domain.Book;
+import guru.springframework.spring5webapp.domain.Publisher;
+import guru.springframework.spring5webapp.repositories.AuthorRepository;
+import guru.springframework.spring5webapp.repositories.BookRepository;
+import guru.springframework.spring5webapp.repositories.PublisherRepository;
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.stereotype.Component;
+
+@Component
+public class BootStrapData implements CommandLineRunner {
+
+    private final AuthorRepository authorRepository;
+    private final BookRepository bookRepository;
+    private final PublisherRepository publisherRepository;
+
+    public BootStrapData(AuthorRepository authorRepository, BookRepository bookRepository, PublisherRepository publisherRepository) {
+        this.authorRepository = authorRepository;
+        this.bookRepository = bookRepository;
+        this.publisherRepository = publisherRepository;
+    }
+
+    @Override
+    public void run(String... args) throws Exception {
+
+        System.out.println("Started in Bootstrap");
+
+        Publisher publisher = new Publisher();
+        publisher.setName("SFG Publishing");
+        publisher.setCity("St Petersburg");
+        publisher.setState("FL");
+
+        publisherRepository.save(publisher);
+
+        System.out.println("Publisher Count: " + publisherRepository.count());
+
+        Author eric = new Author("Eric", "Evans");
+        Book ddd = new Book("Domain Driven Design","123123");
+        eric.getBooks().add(ddd);
+        ddd.getAuthors().add(eric);
+
+        ddd.setPublisher(publisher);
+        publisher.getBooks().add(ddd);
+
+        authorRepository.save(eric);
+        bookRepository.save(ddd);
+        publisherRepository.save(publisher);
+
+        Author rod = new Author("Rod", "Johnson");
+        Book j2ee = new Book("J2EE  Development without EJB","395454589");
+        rod.getBooks().add(j2ee);
+        j2ee.getAuthors().add(rod);
+
+        j2ee.setPublisher(publisher);
+        publisher.getBooks().add(j2ee);
+
+        authorRepository.save(rod);
+        bookRepository.save(j2ee);
+        publisherRepository.save(publisher);
+
+        System.out.println("NUmber of books:  "+ bookRepository.count());
+        System.out.println("Publisher Number of books: "+ publisher.getBooks().size());
+
+    }
+}

src/main/java/guru/springframework/spring5webapp/controller/BookController.java

@@ -0,0 +1,23 @@
+package guru.springframework.spring5webapp.controller;
+
+import guru.springframework.spring5webapp.repositories.BookRepository;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+@Controller
+public class BookController {
+
+    private final BookRepository bookRepository;
+
+    public BookController(BookRepository bookRepository) {
+        this.bookRepository = bookRepository;
+    }
+
+    @RequestMapping("/books")
+    public String getBooks(Model model){
+
+        model.addAttribute("books", bookRepository.findAll());
+        return "books";
+    }
+}

src/main/java/guru/springframework/spring5webapp/domain/Author.java

@@ -0,0 +1,86 @@
+package guru.springframework.spring5webapp.domain;
+
+import javax.persistence.*;
+import java.util.HashSet;
+import java.util.Set;
+
+@Entity
+public class Author {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    private Long id;
+    private String firstName;
+    private String lastName;
+
+    @ManyToMany(mappedBy = "authors")
+    private Set<Book> books = new HashSet<>();
+
+    public Author() {
+    }
+
+    public Author(String firstName, String lastName) {
+        this.firstName = firstName;
+        this.lastName = lastName;
+    }
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+
+
+    public String getFirstName() {
+        return firstName;
+    }
+
+    public void setFirstName(String firstName) {
+        this.firstName = firstName;
+    }
+
+    public String getLastName() {
+        return lastName;
+    }
+
+    public void setLastName(String lastName) {
+        this.lastName = lastName;
+    }
+
+    public Set<Book> getBooks() {
+        return books;
+    }
+
+    public void setBooks(Set<Book> books) {
+        this.books = books;
+    }
+
+
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+
+        Author author = (Author) o;
+
+        return id != null ? id.equals(author.id) : author.id == null;
+    }
+
+    @Override
+    public int hashCode() {
+        return id != null ? id.hashCode() : 0;
+    }
+
+    @Override
+    public String toString() {
+        return "Author{" +
+                "id=" + id +
+                ", firstName='" + firstName + '\'' +
+                ", lastName='" + lastName + '\'' +
+                ", books=" + books +
+                '}';
+    }
+}

src/main/java/guru/springframework/spring5webapp/domain/Book.java

@@ -0,0 +1,97 @@
+package guru.springframework.spring5webapp.domain;
+
+import javax.persistence.*;
+import java.util.HashSet;
+import java.util.Set;
+
+@Entity
+public class Book {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    private Long id;
+    private String title;
+    private String isbn;
+
+    @ManyToOne
+    private Publisher publisher;
+
+    @ManyToMany
+    @JoinTable(name = "author_book", joinColumns = @JoinColumn(name = "book_id"),
+            inverseJoinColumns = @JoinColumn(name="author_id"))
+    private Set<Author> authors = new HashSet<>();
+
+    public Book() {
+    }
+
+
+    public Book(String title, String isbn) {
+        this.title = title;
+        this.isbn = isbn;
+    }
+
+    public void setPublisher(Publisher publisher) {
+        this.publisher = publisher;
+    }
+
+    public Publisher getPublisher() {
+        return publisher;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getIsbn() {
+        return isbn;
+    }
+
+    public void setIsbn(String isbn) {
+        this.isbn = isbn;
+    }
+
+    public Set<Author> getAuthors() {
+        return authors;
+    }
+
+    public void setAuthors(Set<Author> authors) {
+        this.authors = authors;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    @Override
+    public String toString() {
+        return "Book{" +
+                "id=" + id +
+                ", title='" + title + '\'' +
+                ", isbn='" + isbn + '\'' +
+                ", authors=" + authors +
+                '}';
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+
+        Book book = (Book) o;
+
+        return id != null ? id.equals(book.id) : book.id == null;
+    }
+
+    @Override
+    public int hashCode() {
+        return id != null ? id.hashCode() : 0;
+    }
+}