Publisher.java

package guru.springframework.spring6webapp.domain;

import jakarta.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 publisherName;
    private  String address; // street name
    private String city;
    private String state;
    private String zip;


    @OneToMany(mappedBy = "publisher")
    private Set<Book> books;

    public Set<Book> getBooks() {
        return books;
    }

    public void setBooks(Set<Book> books) {
        this.books = books;
    }

    public Long getId() {
        return id;
    }

    public void setId(Long id) {
        this.id = id;
    }

    public String getPublisherName() {
        return publisherName;
    }

    public void setPublisherName(String publisherName) {
        this.publisherName = publisherName;
    }

    public String getAddress() {
        return address;
    }

    public void setAddress(String address) {
        this.address = address;
    }

    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 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;
    }

    @Override
    public String toString() {
        return "Publisher{" +
                "id=" + id +
                ", publisherName='" + publisherName + '\'' +
                ", address='" + address + '\'' +
                ", city='" + city + '\'' +
                ", state='" + state + '\'' +
                ", zip='" + zip + '\'' +
                '}';
    }
}