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| Leadtools.Caching Assembly > Leadtools.Caching Namespace > ObjectCache Class : AddOrGetExisting Method | 
| Overload | Description | 
|---|---|
| AddOrGetExisting(CacheItem,CacheItemPolicy) | Adds a cache entry into the cache, and returns an existing cache entry with a matching key.     | 
| AddOrGetExisting(String,Object,CacheItemPolicy,String) | Adds an entry using key and value pair into the cache, and returns an existing cache entry with a matching key.     | 
| AddOrGetExisting(String,Object,DateTime,String) | Adds an entry using key and value pair and absolute expiration date into the cache, and returns an existing cache entry with a matching key.     | 
| AddOrGetExisting<T>(CacheItem<T>,CacheItemPolicy) | Adds a cache entry into the cache, and returns an existing cache entry with a matching key. ![]()     | 
| AddOrGetExisting<T>(String,T,CacheItemPolicy,String) | Adds an entry using key and value pair into the cache, and returns an existing cache entry with a matching key. ![]()     | 
| AddOrGetExisting<T>(String,T,DateTime,String) | Adds an entry using key and value pair and absolute expiration date into the cache, and returns an existing cache entry with a matching key. ![]()     |