Telerik.Web.Mvc.UI.WebAssetItemCollectionBuilder.AddSharedGroup C# (CSharp) Method

        public virtual WebAssetItemCollectionBuilder AddSharedGroup(string name)
        {
            Guard.IsNotNullOrEmpty(name, "name");

            WebAssetItemGroup group = (assetType == WebAssetType.StyleSheet) ?
                                      SharedWebAssets.FindStyleSheetGroup(name) :
                                      SharedWebAssets.FindScriptGroup(name);

            if (group == null)
            {
                throw new ArgumentException(TextResource.GroupWithSpecifiedNameDoesNotExistInAssetTypeOfSharedWebAssets.FormatWith(name, assetType), "name");
            }

            if (assets.FindGroupByName(name) == null)
            {
                // People might have the same group reference in multiple place.
                // So we will skip it once it is added.

                // throw new ArgumentException(TextResource.LocalGroupWithSpecifiedNameAlreadyExists.FormatWith(name));

                // Add a copy of the shared asset
                WebAssetItemGroup localGroup = new WebAssetItemGroup(group.Name, true)
                                                   {
                                                       DefaultPath = group.DefaultPath,
                                                       UseTelerikContentDeliveryNetwork = group.UseTelerikContentDeliveryNetwork,
                                                       ContentDeliveryNetworkUrl = group.ContentDeliveryNetworkUrl,
                                                       Enabled = group.Enabled,
                                                       Version = group.Version,
                                                       Compress = group.Compress,
                                                       CacheDurationInDays = group.CacheDurationInDays,
                                                       Combined = group.Combined
                                                   };

                foreach (WebAssetItem item in group.Items)
                {
                    localGroup.Items.Add(new WebAssetItem(item.Source));
                }

                assets.Add(localGroup);
            }

            return this;
        }