private static string GetCacheId(Guid listId, SPListItemCollectionOptions options)
{
return(string.Join(":", new[]
{
"ListItems.List",
listId.ToString("N"),
options.PageSize.ToString(CultureInfo.InvariantCulture),
options.PageIndex.ToString(CultureInfo.InvariantCulture),
options.SortBy,
options.SortOrder.ToString(),
string.Join(":", options.ViewFields),
options.ViewQuery
}));
}
public PagedList <SPListItem> List(Guid listId, SPListItemCollectionOptions options = null)
{
if (options == null)
{
options = new SPListItemCollectionOptions {
PageSize = DefaultPageSize
};
}
var cacheId = GetCacheId(listId, options);
var listItems = (PagedList <SPListItem>)cacheService.Get(cacheId, CacheScope.Context | CacheScope.Process);
if (listItems == null)
{
listItems = listItemService.List(listId, options);
cacheService.Put(cacheId, listItems, CacheScope.Context | CacheScope.Process, new[] { Tag(listId) }, CacheTimeOut);
}
return(listItems);
}
