package com.baeldung.spqr;

import java.util.Objects;

public class Book {
    private Integer id;
    private String author;
    private String title;

    public Book(Integer id, String author, String title) {
        this.id = id;
        this.author = author;
        this.title = title;
    }

    public Book() {
    }

    public Integer getId() {
        return id;
    }

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

    public String getAuthor() {
        return author;
    }

    public void setAuthor(String author) {
        this.author = author;
    }

    public String getTitle() {
        return title;
    }

    public void setTitle(String title) {
        this.title = title;
    }

    @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.equals(book.id);
    }

    @Override
    public int hashCode() {
        return Objects.hash(id);
    }
}
