Book.java

package com.mycompany.myapp.domain;

import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.fasterxml.jackson.datatype.joda.deser.LocalDateDeserializer;
import com.mycompany.myapp.domain.util.CustomLocalDateSerializer;
import org.hibernate.annotations.Cache;
import org.hibernate.annotations.CacheConcurrencyStrategy;
import org.hibernate.annotations.Type;
import org.joda.time.LocalDate;

import javax.persistence.*;
import java.io.Serializable;
import java.math.BigDecimal;
import java.util.HashSet;
import java.util.Set;

/**
 * A Book.
 */
@Entity
@Table(name = "T_BOOK")
@Cache(usage = CacheConcurrencyStrategy.NONSTRICT_READ_WRITE)
public class Book implements Serializable {

    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    private Long id;

    @Column(name = "title")
    private String title;

    @Column(name = "description")
    private String description;

    @Type(type = "org.jadira.usertype.dateandtime.joda.PersistentLocalDate")
    @JsonDeserialize(using = LocalDateDeserializer.class)
    @JsonSerialize(using = CustomLocalDateSerializer.class)
    @Column(name = "publication_date", nullable = false)
    private LocalDate publicationDate;

    @Column(name = "price", precision=10, scale=2)
    private BigDecimal price;

    @ManyToOne
    private Author author;

    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 getDescription() {
        return description;
    }

    public void setDescription(String description) {
        this.description = description;
    }

    public LocalDate getPublicationDate() {
        return publicationDate;
    }

    public void setPublicationDate(LocalDate publicationDate) {
        this.publicationDate = publicationDate;
    }

    public BigDecimal getPrice() {
        return price;
    }

    public void setPrice(BigDecimal price) {
        this.price = price;
    }

    public Author getAuthor() {
        return author;
    }

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

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }

        Book book = (Book) o;

        if (id != null ? !id.equals(book.id) : book.id != null) return false;

        return true;
    }

    @Override
    public int hashCode() {
        return (int) (id ^ (id >>> 32));
    }

    @Override
    public String toString() {
        return "Book{" +
                "id=" + id +
                ", title='" + title + "'" +
                ", description='" + description + "'" +
                ", publicationDate='" + publicationDate + "'" +
                ", price='" + price + "'" +
                '}';
    }
}