firstCommit

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

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+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");
+		publisher.setZip("456987");
+
+		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 noEJB = new Book("J2EE Development without EJB", "3939459459");
+		rod.getBooks().add(noEJB);
+		noEJB.getAuthors().add(rod);
+		noEJB.setPublisher(publisher);
+		publisher.getBooks().add(noEJB);
+
+		authorRepository.save(rod);
+		bookRepository.save(noEJB);
+		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/controllers/AuthorController.java

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+package guru.springframework.spring5webapp.controllers;
+
+import guru.springframework.spring5webapp.repositories.AuthorRepository;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+@Controller
+public class AuthorController {
+
+	private final AuthorRepository authorRepository;
+
+	public AuthorController(AuthorRepository authorRepository) {
+		this.authorRepository = authorRepository;
+	}
+
+	@RequestMapping("/authors")
+	public String getAuthors(Model model){
+
+		model.addAttribute("authors", authorRepository.findAll());
+
+		return "authors/list";
+	}
+}

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

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+package guru.springframework.spring5webapp.controllers;
+
+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/list";
+	}
+}

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

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+package guru.springframework.spring5webapp.domain;
+
+import javax.persistence.*;
+import java.util.HashSet;
+import java.util.Objects;
+import java.util.Set;
+
+@Entity
+public class Author {
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    private Long id;
+
+    private String firsName;
+    private String lastName;
+
+    @ManyToMany(mappedBy = "authors")
+    private Set<Book> books = new HashSet<>();
+
+    public Author() {
+    }
+
+    public Author(String firsName, String lastName) {
+        this.firsName = firsName;
+        this.lastName = lastName;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getFirsName() {
+        return firsName;
+    }
+
+    public void setFirsName(String firsName) {
+        this.firsName = firsName;
+    }
+
+    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 String toString() {
+        return "Author{" +
+                "id=" + id +
+                ", firsName='" + firsName + '\'' +
+                ", lastName='" + lastName + '\'' +
+                '}';
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Author author = (Author) o;
+        return Objects.equals(id, author.id);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id);
+    }
+
+}

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

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+package guru.springframework.spring5webapp.domain;
+
+import javax.persistence.*;
+import java.util.HashSet;
+import java.util.Objects;
+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 Publisher getPublisher() {
+        return publisher;
+    }
+
+    public void setPublisher(Publisher publisher) {
+        this.publisher = publisher;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    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;
+    }
+
+    @Override
+    public String toString() {
+        return "Book{" +
+                "id=" + id +
+                ", title='" + title + '\'' +
+                ", isbn='" + isbn + '\'' +
+                '}';
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Book book = (Book) o;
+        return Objects.equals(id, book.id);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id);
+    }
+}

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

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+package guru.springframework.spring5webapp.domain;
+
+import javax.persistence.*;
+import java.util.HashSet;
+import java.util.Objects;
+import java.util.Set;
+
+@Entity
+public class Publisher {
+
+	@Id
+	@GeneratedValue(strategy = GenerationType.AUTO)
+	private Long id;
+
+	private String name;
+	private String addressLine1;
+	private String city;
+	private String state;
+	private String zip;
+
+	@OneToMany
+	@JoinColumn(name = "publisher_id")
+	private Set<Book> books = new HashSet<>();
+
+
+	public Publisher() {
+	}
+
+	@Override
+	public String toString() {
+		return "Publisher{" +
+				"id=" + id +
+				", name='" + name + '\'' +
+				", addressLine1='" + addressLine1 + '\'' +
+				", city='" + city + '\'' +
+				", state='" + state + '\'' +
+				", zip='" + zip + '\'' +
+				'}';
+	}
+	@Override
+	public boolean equals(Object o) {
+		if (this == o) return true;
+		if (o == null || getClass() != o.getClass()) return false;
+		Publisher publisher = (Publisher) o;
+		return Objects.equals(id, publisher.id);
+	}
+
+	@Override
+	public int hashCode() {
+		return Objects.hash(id);
+	}
+	public Publisher(String name, String addressLine1, String city, String state, String zip) {
+		this.name = name;
+		this.addressLine1 = addressLine1;
+		this.city = city;
+		this.state = state;
+		this.zip = zip;
+	}
+
+	public Long getId() {
+		return id;
+	}
+
+	public void setId(Long id) {
+		this.id = id;
+	}
+
+	public Set<Book> getBooks() {
+		return books;
+	}
+
+	public void setBooks(Set<Book> books) {
+		this.books = books;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public String getAddressLine1() {
+		return addressLine1;
+	}
+
+	public void setAddressLine1(String addressLine1) {
+		this.addressLine1 = addressLine1;
+	}
+
+	public String getCity() {
+		return city;
+	}
+
+	public void setCity(String city) {
+		this.city = city;
+	}
+
+	public String getState() {
+		return state;
+	}
+
+	public void setState(String state) {
+		this.state = state;
+	}
+
+	public String getZip() {
+		return zip;
+	}
+
+	public void setZip(String zip) {
+		this.zip = zip;
+	}
+
+
+}

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

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+package guru.springframework.spring5webapp.domain;
+
+public class Set<T> {
+}

src/main/java/guru/springframework/spring5webapp/repositories/AuthorRepository.java

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+package guru.springframework.spring5webapp.repositories;
+
+import guru.springframework.spring5webapp.domain.Author;
+import org.springframework.data.repository.CrudRepository;
+
+public interface AuthorRepository extends CrudRepository<Author, Long> {
+}

src/main/java/guru/springframework/spring5webapp/repositories/BookRepository.java

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+package guru.springframework.spring5webapp.repositories;
+
+import guru.springframework.spring5webapp.domain.Book;
+import org.springframework.data.repository.CrudRepository;
+
+public interface BookRepository extends CrudRepository<Book, Long> {
+}

src/main/java/guru/springframework/spring5webapp/repositories/PublisherRepository.java

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+package guru.springframework.spring5webapp.repositories;
+
+import guru.springframework.spring5webapp.domain.Publisher;
+import org.springframework.data.repository.CrudRepository;
+
+public interface PublisherRepository extends CrudRepository<Publisher, Long> {
+}

src/main/resources/application.properties

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+spring.h2.console.enabled=true

src/main/resources/templates/authors/list.html

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+<!DOCTYPE html>
+<html lang="en" xmlns:th="https://www.thymeleaf.org">
+<head>
+    <meta charset="UTF-8">
+    <title>Title</title>
+</head>
+<body>
+<h1>Author List</h1>
+
+<table>
+    <tr>
+        <th>ID</th>
+        <th>First Name</th>
+        <th>Last Name</th>
+    </tr>
+    <tr th:each="author: ${authors}">
+        <td th:text="${author.id}">123</td>
+        <td th:text="${author.firsName}">Joe</td>
+        <td th:text="${author.lastName}">Smith</td>
+    </tr>
+</table>
+</body>
+</html>

src/main/resources/templates/books/list.html

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+<!DOCTYPE html>
+<html lang="en" xmlns:th="https://www.thymeleaf.org">
+<head>
+    <meta charset="UTF-8">
+    <title>Title</title>
+</head>
+<body>
+<h1>Book List</h1>
+
+<table>
+    <tr>
+        <th>ID</th>
+        <th>Title</th>
+        <th>Publisher</th>
+    </tr>
+    <tr th:each="book: ${books}">
+        <td th:text="${book.id}">123</td>
+        <td th:text="${book.title}">Spring in Action</td>
+        <td th:text="${book.publisher.name}">Wrox</td>
+    </tr>
+</table>
+</body>
+</html>