protected override void ResetObject(object obj)
{
CompactCacheEntry entry = obj as CompactCacheEntry;
if (entry != null)
{
entry.Reset();
}
}
/// <summary>
/// Create a CompactEntry object
/// </summary>
/// <param name="key"></param>
/// <param name="value"></param>
/// <param name="absoluteExpiration"></param>
/// <param name="slidingExpiration"></param>
/// <param name="priority"></param>
/// <param name="onRemoveCallback"></param>
/// <returns></returns>
private object MakeCompactEntry(string key, object value, DateTime absoluteExpiration, TimeSpan slidingExpiration, CacheItemPriority priority, short onRemoveCallback, short onUpdateCallback, Hashtable queryInfo, BitSet Flag, object lockId, LockAccessType accessType, EventDataFilter updateCallbackFilter, EventDataFilter removeCallabackFilter)
{
//we create a user binary object.
if (this.SerializationEnabled)
{
value = UserBinaryObject.CreateUserBinaryObject((byte[])value);
}
if ((short)onRemoveCallback != -1 || (short)onUpdateCallback != -1 )
value = new CallbackEntry(ClientID, -1, value, onRemoveCallback, onUpdateCallback, Flag, updateCallbackFilter, removeCallabackFilter);
////muds:
////we can not specify both tags and groups for the same cache item.
//WebCacheHelper.EvaluateTagsParameters(queryInfo, group);
byte expType = WebCacheHelper.EvaluateExpirationParameters(absoluteExpiration, slidingExpiration);
int options = 0;
if (expType < 2)
{
options = expType;
}
int prio = Convert.ToInt32(priority);
prio += 2;
prio = (prio << 2);
options = options | prio;
long expiration = expType == 1 ? absoluteExpiration.Ticks : slidingExpiration.Ticks;
ExpirationHint hint = null;
object entry = new CompactCacheEntry(key, value, hint,
expiration, (byte)options, null, queryInfo, Flag, lockId, accessType);
return entry;
}
/// <summary>
/// Convert CompactCacheEntry to CacheEntry, CompactCacheEntry may be serialized
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
CacheEntry MakeCacheEntry(CompactCacheEntry cce)
{
bool isAbsolute = false;
int priority = (int)CacheItemPriority.Normal;
int opt = (int)cce.Options;
if (opt != 255)
{
isAbsolute = Convert.ToBoolean(opt & 1);
opt = (opt >> 1);
opt = (opt >> 1);
priority = opt - 2;
}
ExpirationHint eh = ExpirationHelper.MakeExpirationHint(cce.Expiration, isAbsolute);
CacheEntry e = new CacheEntry(cce.Value, eh, new PriorityEvictionHint((CacheItemPriority)priority));
e.QueryInfo = cce.QueryInfo;
e.Flag = cce.Flag;
e.LockId = cce.LockId;
e.LockAccessType = cce.LockAccessType;
return e;
}