Product.java

package cyrille.sample;

import java.io.Serializable;

import javax.persistence.Basic;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.Table;

import org.apache.commons.lang.builder.EqualsBuilder;
import org.apache.commons.lang.builder.ToStringBuilder;

@Entity
@Table(name = "product")
public class Product implements Serializable {
    private static final long serialVersionUID = 1L;

    @ManyToOne
    @JoinColumn(name = "color", nullable = true)
    Color color;

    @Id
    @GeneratedValue
    Long id;

    @Basic
    @Column(name = "name", nullable = false, length = 255)
    String name;

    public Product() {
        super();
    }

    public Product(String name, Color color) {
        super();
        this.name = name;
        this.color = color;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        final Product other = (Product) obj;

        return new EqualsBuilder().append(this.id, other.id).isEquals();
    }

    public Color getColor() {
        return this.color;
    }

    public Long getId() {
        return this.id;
    }

    public String getName() {
        return this.name;
    }

    public void setColor(Color color) {
        this.color = color;
    }

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

    public void setName(String name) {
        this.name = name;
    }

    @Override
    public String toString() {
        return new ToStringBuilder(this).append("id", this.id).append("name", this.name).toString();
    }
}