When overridden in a derived class, inserts the cache entry into the cache as a CacheItem instance, specifying information about how the entry will be evicted.
public abstract void Set(
The cache item to add.
An object that contains eviction details for the cache entry. This object provides more options for eviction than a simple absolute expiration.
If the key for item does not exist, item is inserted as a new cache entry. If an item with a key that matches item exists, the value from item is used to update or overwrite the value of the existing cache entry.