/// <summary>Creates attribute.</summary>
/// <param name="contractKey">Service key object, should implement <see cref="object.GetHashCode"/> and <see cref="object.Equals(object)"/></param>
/// <param name="contractType">(optional) Service type.</param>
/// <param name="ifAlreadyExported">(optional) Handles export when other such export is already exist.</param>
public ExportExAttribute(object contractKey, Type contractType = null,
IfAlreadyExported ifAlreadyExported = IfAlreadyExported.AppendNotKeyed)
: base(contractKey as string, contractType)
{
ContractKey = contractKey;
IfAlreadyExported = ifAlreadyExported;
}
/// <summary>Creates export with handling existing export option.</summary>
/// <param name="ifAlreadyExported">Handles export when other such export is already exist.</param>
public ExportExAttribute(IfAlreadyExported ifAlreadyExported) :
this(null, null, ifAlreadyExported)
{
}
/// <summary>Creates export with specified service type.</summary> <param name="contractType">Service type.</param>
/// <param name="ifAlreadyExported">(optional) Handles export when other such export is already exist.</param>
public ExportExAttribute(Type contractType,
IfAlreadyExported ifAlreadyExported = IfAlreadyExported.AppendNotKeyed) :
this(null, contractType, ifAlreadyExported)
{
}
