/// <summary>
/// Special purpose internal method. Derived classes don't override this method.
/// </summary>
/// <param name="key"></param>
/// <param name="isUserOperation"></param>
/// <returns></returns>
internal override CacheEntry GetEntryInternal(object key, bool isUserOperation, OperationContext operationContext, bool cloneCacheEntry, bool needUserPayload)
{
if (ServerMonitor.MonitorActivity)
{
ServerMonitor.LogClientActivity("LocalCache.GetInternal", "");
}
if (_cacheStore == null)
{
throw new InvalidOperationException();
}
CacheEntry e = (CacheEntry)_cacheStore.Get(key);
if (e == null)
{
return(e);
}
EvictionHint evh = e.EvictionHint;
if (isUserOperation && _evictionPolicy != null && evh != null && evh.IsVariant)
{
_evictionPolicy.Notify(key, evh, null);
}
e.MarkInUse(NCModulesConstants.Global);
if (cloneCacheEntry)
{
e = e.DeepClone(operationContext.UseObjectPool ? _context.TransactionalPoolManager : _context.FakeObjectPool);
}
return(e);
}
/// <summary>
/// Removes the object and key pair from the cache. The key is specified as parameter.
/// Moreover it take a removal reason and a boolean specifying if a notification should
/// be raised.
/// </summary>
/// <param name="key">key of the entry.</param>
/// <param name="removalReason">reason for the removal.</param>
/// <param name="notify">boolean specifying to raise the event.</param>
/// <returns>item value</returns>
internal override CacheEntry RemoveInternal(object key, ItemRemoveReason removalReason, bool isUserOperation, OperationContext operationContext, bool cloneEntry, bool needUserPayload)
{
if (_cacheStore == null)
{
throw new InvalidOperationException();
}
CacheEntry e = (CacheEntry)_cacheStore.Remove(key);
if (e != null)
{
//Entry is no more part of store
e.IsStored = false;
if (_evictionPolicy != null && e.EvictionHint != null)
{
_evictionPolicy.Remove(key, e.EvictionHint);
}
if (_notifyCacheFull)
{
_notifyCacheFull = false;
}
if (cloneEntry)
{
var clone = e.DeepClone(operationContext.UseObjectPool ? _context.TransactionalPoolManager : _context.FakeObjectPool, true);
//return entry to the store pool
MiscUtil.ReturnEntryToPool(e, _context.StorePoolManager);
e = clone;
}
}
if (_context.PerfStatsColl != null)
{
if (_evictionPolicy != null)
{
_context.PerfStatsColl.SetEvictionIndexSize((long)_evictionPolicy.IndexInMemorySize);
}
if (_context.ExpiryMgr != null)
{
_context.PerfStatsColl.SetExpirationIndexSize((long)_context.ExpiryMgr.IndexInMemorySize);
}
}
return(e);
}