DataCache.Add Method (String, Object, IEnumerable(Of DataCacheTag), String)
Adds an object to a region in the cache. This method enables association of tags with objects in the cache. This overload is not supported in Windows Azure Shared Caching.
Assembly: Microsoft.ApplicationServer.Caching.Client (in Microsoft.ApplicationServer.Caching.Client.dll)
Public Function Add ( key As String, value As Object, tags As IEnumerable(Of DataCacheTag), region As String ) As DataCacheItemVersion
Parameters
- key
-
Type:
System.String
A unique value that is used to store and retrieve the object from the cache. Key names must be less than 65 KB.
- value
-
Type:
System.Object
The object saved to the cache.
- tags
-
Type:
System.Collections.Generic.IEnumerable(Of DataCacheTag)
An array of DataCacheTag objects to associate with the cached object.
- region
-
Type:
System.String
The name of the region to save the object in.
Return Value
Type: Microsoft.ApplicationServer.Caching.DataCacheItemVersionA DataCacheItemVersion object that represents the version of the object saved to the cache under the key value.
If an item using the same key is already present in the cache, this call throws an exception of type DataCacheException with the ErrorCode set to KeyAlreadyExists. Expiration settings are derived from the named cache configuration.