internal static protected SyndicationCategory CreateCategory(SyndicationItem item)
{
if (item == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("item");
}
return(GetNonNullValue <SyndicationCategory>(item.CreateCategory(), SR.ItemCreatedNullCategory));
}
// My assumption is that those static methods are defined to
// be used in the derived classes and to dispatch the actual
// processing to each syndication element. Considering that
// they can be overriden in each element, I assume that these
// methods depend on the elements, not in reverse order.
protected internal static SyndicationCategory CreateCategory(SyndicationItem item)
{
if (item == null)
{
throw new ArgumentNullException("item");
}
return(item.CreateCategory());
}
internal static protected SyndicationCategory CreateCategory(SyndicationItem item)
{
if (item == null)
{
throw new ArgumentNullException(nameof(item));
}
return(GetNonNullValue <SyndicationCategory>(item.CreateCategory(), SR.ItemCreatedNullCategory));
}
protected internal static SyndicationCategory CreateCategory(SyndicationItem item)
{
if (item == null)
{
throw System.ServiceModel.DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("item");
}
return(GetNonNullValue <SyndicationCategory>(item.CreateCategory(), "ItemCreatedNullCategory"));
}
// My assumption is that those static methods are defined to
// be used in the derived classes and to dispatch the actual
// processing to each syndication element. Considering that
// they can be overriden in each element, I assume that these
// methods depend on the elements, not in reverse order.
protected internal static SyndicationCategory CreateCategory (SyndicationItem item)
{
if (item == null)
throw new ArgumentNullException ("item");
return item.CreateCategory ();
}
