package com.algaworks.pedidovenda.model;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;
import javax.persistence.CascadeType;
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.OneToMany;
import javax.persistence.Table;
@Entity
@Table(name = "categoria")
public class Categoria implements Serializable {
private static final long serialVersionUID = 1L;
private Long id;
private String descricao;
private Categoria categoriaPai;
private List<Categoria> subcategorias = new ArrayList<>();
@Id
@GeneratedValue
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
@Column(nullable = false, length = 60)
public String getDescricao() {
return descricao;
}
public void setDescricao(String descricao) {
this.descricao = descricao;
}
@ManyToOne
@JoinColumn(name = "categoria_pai_id")
public Categoria getCategoriaPai() {
return categoriaPai;
}
public void setCategoriaPai(Categoria categoriaPai) {
this.categoriaPai = categoriaPai;
}
@OneToMany(mappedBy = "categoriaPai", cascade = CascadeType.ALL)
public List<Categoria> getSubcategorias() {
return subcategorias;
}
public void setSubcategorias(List<Categoria> subcategorias) {
this.subcategorias = subcategorias;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((id == null) ? 0 : id.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
Categoria other = (Categoria) obj;
if (id == null) {
if (other.id != null)
return false;
} else if (!id.equals(other.id))
return false;
return true;
}
}