@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((fecha == null) ? 0 : fecha.hashCode());
result = prime * result + idOrdenDeCompra;
result = prime * result + ((items == null) ? 0 : items.hashCode());
result = prime * result + ((proveedor == null) ? 0 : proveedor.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;
OrdenDeCompra other = (OrdenDeCompra) obj;
if (fecha == null) {
if (other.fecha != null) return false;
} else if (!fecha.equals(other.fecha)) return false;
if (idOrdenDeCompra != other.idOrdenDeCompra) return false;
if (items == null) {
if (other.items != null) return false;
} else if (!items.equals(other.items)) return false;
if (proveedor == null) {
if (other.proveedor != null) return false;
} else if (!proveedor.equals(other.proveedor)) return false;
return true;
}