/// <summary>
/// Gets the hash code
/// </summary>
/// <returns>Hash code</returns>
public override int GetHashCode()
{
unchecked // Overflow is fine, just wrap
{
var hashCode = 41;
// Suitable nullity checks etc, of course :)
if (ISBN != null)
{
hashCode = hashCode * 59 + ISBN.GetHashCode();
}
if (Nome != null)
{
hashCode = hashCode * 59 + Nome.GetHashCode();
}
if (Preco != null)
{
hashCode = hashCode * 59 + Preco.GetHashCode();
}
if (Autor != null)
{
hashCode = hashCode * 59 + Autor.GetHashCode();
}
if (Editora != null)
{
hashCode = hashCode * 59 + Editora.GetHashCode();
}
if (Categora != null)
{
hashCode = hashCode * 59 + Categora.GetHashCode();
}
return(hashCode);
}
}
public override int GetHashCode()
{
unchecked {
int hashCode = (ISBN != null ? ISBN.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ PublisherId;
hashCode = (hashCode * 397) ^ (Name != null ? Name.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ ReleaseDate.GetHashCode();
hashCode = (hashCode * 397) ^ (AgeRestriction != null ? AgeRestriction.GetHashCode() : 0);
return(hashCode);
}
}
public override int GetHashCode()
{
int hash = 13;
hash = hash * 7 + Title.GetHashCode();
hash = hash * 7 + Author.GetHashCode();
hash = hash * 7 + ISBN.GetHashCode();
hash = hash * 7 + Publisher.GetHashCode();
hash = hash * 7 + PublishYear.GetHashCode();
hash = hash * 7 + Price.GetHashCode();
hash = hash * 7 + Pages.GetHashCode();
return(hash);
}
/// <summary>
/// The constructor for Book instances
/// </summary>
public Book()
{
ID = Guid.NewGuid().ToString();
IsAvailable = true;
AvailableWhen = DateTime.Now;
// data integrity
// rafal-is-coding => 34fdtdg123871yrty
// rafa-is-coding => 7812783hg312jhdud9
// take some properties - andmake a....?
ISBN.GetHashCode();
}
/// <inheritdoc />
public override int GetHashCode()
{
unchecked
{
var hashCode = ISBN != null?ISBN.GetHashCode() : 0;
hashCode = (hashCode * 397) ^ (Author != null ? Author.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (Name != null ? Name.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (PublishingOffice != null ? PublishingOffice.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ Year;
hashCode = (hashCode * 397) ^ NumberOfPages;
hashCode = (hashCode * 397) ^ Price.GetHashCode();
return(hashCode);
}
}
/// <summary>
/// Returns the hash code for this instance
/// </summary>
/// <returns>The hash code for this instance</returns>
public override int GetHashCode()
{
var hashCode = -2110119757;
hashCode = hashCode * -1521134295 + ISBN.GetHashCode();
hashCode = hashCode * -1521134295 + EqualityComparer <string> .Default.GetHashCode(Author);
hashCode = hashCode * -1521134295 + EqualityComparer <string> .Default.GetHashCode(Name);
hashCode = hashCode * -1521134295 + EqualityComparer <string> .Default.GetHashCode(PublishingHouse);
hashCode = hashCode * -1521134295 + Year.GetHashCode();
hashCode = hashCode * -1521134295 + PageNum.GetHashCode();
return(hashCode);
}
public override int GetHashCode()
{
return(ISBN.GetHashCode());
}
public override int GetHashCode() => ISBN.GetHashCode();
/// <summary>
/// Une des règles de conception veut que l'on modifie la méthode GetHashCode
/// Si la méthode Equals est modifiée
/// </summary>
/// <returns></returns>
public override int GetHashCode()
{
// Uniquement si non nul
return((ISBN != null) ? ISBN.GetHashCode() : 0);
}
public override int GetHashCode()
{
return((ISBN != null) ? ISBN.GetHashCode() : 0);
}
public override int GetHashCode()
{
return(ISBN.GetHashCode() + Author.GetHashCode() +
Name.GetHashCode() + PublishingHouse.GetHashCode()
+ YearPublish.GetHashCode() + PageCount.GetHashCode() + Price.GetHashCode());
}
public override int GetHashCode()
{
return(ISBN.GetHashCode() + Author.GetHashCode() + Title.GetHashCode());
}