AddOrGetExisting(CacheItem,CacheItemPolicy) Method

Summary

Adds a cache entry into the cache, and returns an existing cache entry with a matching key.

Syntax

C++

public virtual CacheItem AddOrGetExisting( 
   CacheItem item, 
   CacheItemPolicy policy 
)

Public Overridable Function AddOrGetExisting( 
   ByVal item As CacheItem, 
   ByVal policy As CacheItemPolicy 
) As CacheItem

public:  
   virtual CacheItem^ AddOrGetExisting( 
      CacheItem^ item, 
      CacheItemPolicy^ policy 
   )

Parameters

item

Cache item to add.

policy

Expiration policy for the item.

Return Value

The previous cache entry that matches the specified key, if found. If the cache contains an item with the same key, then it will be returned before it is overwritten. Otherwise, null.

Requirements

Target Platforms

Reference

ObjectCache Class

ObjectCache Members

Leadtools.Caching Namespace

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Help Version 21.0.2021.6.30