diff --git a/src/main/java/guru/springframework/spring5webapp/bootstrap/BootStrap.java b/src/main/java/guru/springframework/spring5webapp/bootstrap/BootStrap.java new file mode 100644 index 0000000000..2bec279430 --- /dev/null +++ b/src/main/java/guru/springframework/spring5webapp/bootstrap/BootStrap.java @@ -0,0 +1,66 @@ +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 BootStrap implements CommandLineRunner { + + private final AuthorRepository authorRepository; + private final BookRepository bookRepository; + private final PublisherRepository publisherRepository; + + // Constructor that tells Spring Framework we want instances injected into class using dependency injection + public BootStrap(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"); + + // Creating NEW publisher object + 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()); + + // Creating new Author object + Author eric = new Author("Eric", "Evans"); + + // Creating new Book object + Book ddd = new Book("Domain Driven Design", "123123"); + + //adding book to Set in Author Class + eric.getBooks().add(ddd); + //adding author to Set in Book Class + ddd.getAuthors().add(eric); + + authorRepository.save(eric); + bookRepository.save(ddd); + + Author rod = new Author("Rod", "Johnson"); + Book noEJB = new Book("J2EE Development without EJ8", "39394546"); + rod.getBooks().add(noEJB); + noEJB.getAuthors().add(rod); + + authorRepository.save(rod); + bookRepository.save(noEJB); + + System.out.println("Number of Books: " + bookRepository.count()); + + } +} diff --git a/src/main/java/guru/springframework/spring5webapp/domain/Author.java b/src/main/java/guru/springframework/spring5webapp/domain/Author.java new file mode 100644 index 0000000000..e2f6e38f8f --- /dev/null +++ b/src/main/java/guru/springframework/spring5webapp/domain/Author.java @@ -0,0 +1,85 @@ +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 firstName; + private String lastName; + @ManyToMany(mappedBy ="authors") + private Set books = new HashSet<>(); + + public Author() { + } + + public Author(String firstName, String lastName) { + this.firstName = firstName; + this.lastName = lastName; + } + + public Long getId() { + return id; + } + + public void setId(Long id) { + this.id = 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 getBooks() { + return books; + } + + public void setBooks(Set books) { + this.books = books; + } + + + // TO STRING FOR JSON TYPE DATA + @Override + public String toString() { + return "Author{" + + "id=" + id + + ", firstName='" + firstName + '\'' + + ", lastName='" + lastName + '\'' + + ", books=" + books + + '}'; + } + + // SETTING UP THE EQUALS & HASHCODE FUNCTION + @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 id != null ? id.hashCode() : 0; + } +} diff --git a/src/main/java/guru/springframework/spring5webapp/domain/Book.java b/src/main/java/guru/springframework/spring5webapp/domain/Book.java new file mode 100644 index 0000000000..ebc4ccc2a8 --- /dev/null +++ b/src/main/java/guru/springframework/spring5webapp/domain/Book.java @@ -0,0 +1,90 @@ +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; + + /* + Setting up the relationships between author and books + */ + @ManyToMany + @JoinTable(name = "author_book", joinColumns = @JoinColumn(name = "book_id"), + inverseJoinColumns = @JoinColumn(name = "author_id")) + private Set authors = new HashSet<>(); + + public Book() { + } + + public Book(String title, String isbn) { + this.title = title; + this.isbn = isbn; + } + + 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 getAuthors() { + return authors; + } + + public void setAuthors(Set authors) { + this.authors = authors; + } + + @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 Objects.equals(id, book.id); + } + + @Override + public int hashCode() { + return id != null ? id.hashCode() : 0; + } +} diff --git a/src/main/java/guru/springframework/spring5webapp/domain/Publisher.java b/src/main/java/guru/springframework/spring5webapp/domain/Publisher.java new file mode 100644 index 0000000000..29901cec3e --- /dev/null +++ b/src/main/java/guru/springframework/spring5webapp/domain/Publisher.java @@ -0,0 +1,111 @@ +/* TODO: Create new POJO for publisher + * Properties should include: name, addressLine1, city, state, zip + * Annotate publisher as Entity + * Setup Id property + * Override equals, hashcode & toString + * Create Publisher in Bootstrap class + * Verify publisher output from Bootstrap class + * */ + +package guru.springframework.spring5webapp.domain; + +import javax.persistence.Entity; +import javax.persistence.GeneratedValue; +import javax.persistence.GenerationType; +import javax.persistence.Id; +import java.util.Objects; + + +@Entity +public class Publisher { + + @Id + @GeneratedValue(strategy = GenerationType.AUTO) + //GeneratedValue tells hibernate how it's being persisted + private Long id; + + // Setting up properties of class + private String name; + private String addressLine1; + private String city; + private String state; + private String zip; + + public Publisher() { + } + + public Long getId() { + return id; + } + + public void setId(Long id) { + this.id = id; + } + + 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; + } + + @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 id != null ? id.hashCode() : 0; + } +} diff --git a/src/main/java/guru/springframework/spring5webapp/repositories/AuthorRepository.java b/src/main/java/guru/springframework/spring5webapp/repositories/AuthorRepository.java new file mode 100644 index 0000000000..a5aa1f8726 --- /dev/null +++ b/src/main/java/guru/springframework/spring5webapp/repositories/AuthorRepository.java @@ -0,0 +1,7 @@ +package guru.springframework.spring5webapp.repositories; + +import guru.springframework.spring5webapp.domain.Author; +import org.springframework.data.repository.CrudRepository; + +public interface AuthorRepository extends CrudRepository { +} diff --git a/src/main/java/guru/springframework/spring5webapp/repositories/BookRepository.java b/src/main/java/guru/springframework/spring5webapp/repositories/BookRepository.java new file mode 100644 index 0000000000..570726803e --- /dev/null +++ b/src/main/java/guru/springframework/spring5webapp/repositories/BookRepository.java @@ -0,0 +1,7 @@ +package guru.springframework.spring5webapp.repositories; + +import guru.springframework.spring5webapp.domain.Book; +import org.springframework.data.repository.CrudRepository; + +public interface BookRepository extends CrudRepository { +} diff --git a/src/main/java/guru/springframework/spring5webapp/repositories/PublisherRepository.java b/src/main/java/guru/springframework/spring5webapp/repositories/PublisherRepository.java new file mode 100644 index 0000000000..8445629922 --- /dev/null +++ b/src/main/java/guru/springframework/spring5webapp/repositories/PublisherRepository.java @@ -0,0 +1,7 @@ +package guru.springframework.spring5webapp.repositories; + +import guru.springframework.spring5webapp.domain.Publisher; +import org.springframework.data.repository.CrudRepository; + +public interface PublisherRepository extends CrudRepository { +}