/// <summary>
///
/// </summary>
/// <typeparam name="TDescriptor"></typeparam>
/// <typeparam name="TCollection"></typeparam>
/// <param name="attributeProvider"></param>
/// <param name="comparisonType"></param>
/// <param name="inherit"></param>
/// <returns></returns>
public static TCollection RetrieveMemberDescriptors <TDescriptor, TCollection>(ICustomAttributeProvider attributeProvider, Type comparisonType, bool inherit = false)
where TDescriptor : AttributeMemberDescriptor
where TCollection : ReadOnlyListCollection <TDescriptor>
{
var _descriptors = AttributeMemberHelpers.RetrieveMembers(attributeProvider, comparisonType, inherit)
.Select(attr => AttributeMemberDescriptor.Initializer.Initialize <TDescriptor>(attr));
return(ReadOnlyListCollection <TDescriptor> .Initializer.Initialize <TCollection>(_descriptors));
}
/// <summary>
///
/// </summary>
/// <param name="instance"></param>
/// <param name="comparisonType"></param>
/// <param name="inherit"></param>
/// <returns></returns>
public static Attribute[] RetrieveMembers(object instance, Type comparisonType, bool inherit = false)
{
if (null == instance)
{
throw new ArgumentNullException("instance");
}
return(AttributeMemberHelpers.RetrieveMembers(instance.GetType(), comparisonType, inherit));
}
/// <summary>
///
/// </summary>
/// <typeparam name="TDescriptor"></typeparam>
/// <typeparam name="TCollection"></typeparam>
/// <param name="instance"></param>
/// <param name="inherit"></param>
/// <returns></returns>
public static TCollection RetrieveMemberDescriptors <TDescriptor, TCollection>(object instance, bool inherit = false)
where TDescriptor : AttributeMemberDescriptor
where TCollection : ReadOnlyListCollection <TDescriptor>
{
var _descriptors = AttributeMemberHelpers.RetrieveMembers(instance, inherit)
.Select(attr => AttributeMemberDescriptor.Initializer.Initialize <TDescriptor>(attr));
return(ReadOnlyListCollection <TDescriptor> .Initializer.Initialize <TCollection>(_descriptors));
}
/// <summary>
///
/// </summary>
/// <param name="attributeProvider"></param>
/// <param name="comparisonType"></param>
/// <param name="inherit"></param>
/// <returns></returns>
public static Attribute RetrieveMember(ICustomAttributeProvider attributeProvider, Type comparisonType, bool inherit = false)
{
var _attrs = AttributeMemberHelpers.RetrieveMembers(attributeProvider, comparisonType, inherit);
if (null != _attrs && 0 < _attrs.Length)
{
return(_attrs[0]);
}
throw new NullReferenceException(string.Format("A '{0}' attribute does not exist.", comparisonType.FullName));
}