public static ExpirationHint GetExpirationHintObj(PoolManager poolManager, Alachisoft.NCache.Common.Protobuf.Dependency dependency, bool resyncOnExpiration, string serializationContext)
{
AggregateExpirationHint hints = AggregateExpirationHint.Create(poolManager);
// POTeam
int hintCount = hints.HintsWithoutClone.Count;
if (hintCount == 0)
{
NCache.Util.MiscUtil.ReturnExpirationHintToPool(hints, poolManager);
return(null);
}
if (resyncOnExpiration)
{
hints.SetBit(ExpirationHint.NEEDS_RESYNC);
}
if (hintCount == 1)
{
return(hints.Hints[0]);
}
return(hints);
}
public static ExpirationHint GetExpirationHintObj(PoolManager poolManager, Alachisoft.NCache.Common.Protobuf.Dependency dependency, long absoluteExpiration, long slidingExpiration, bool resyncOnExpiration, string serializationContext)
{
ExpirationHint hint = null;
//We expect Web.Cache to send in UTC DateTime, AbsoluteExpiration is dealt in UTC
if (absoluteExpiration != Common.Util.Time.MaxUniversalTicks && absoluteExpiration != 0 && absoluteExpiration != 1 && absoluteExpiration != 2)
{
hint = FixedExpiration.Create(poolManager, new DateTime(absoluteExpiration, DateTimeKind.Utc));
}
if (slidingExpiration != 0 && slidingExpiration != 1 && slidingExpiration != 2)
{
hint = IdleExpiration.Create(poolManager, new TimeSpan(slidingExpiration));
}
ExpirationHint depHint = GetExpirationHintObj(poolManager, dependency, false, serializationContext);
if (depHint != null)
{
if (hint != null)
{
if (depHint is AggregateExpirationHint)
{
((AggregateExpirationHint)depHint).Add(hint);
hint = depHint;
}
else
{
hint = AggregateExpirationHint.Create(poolManager, hint, depHint);
}
}
else
{
hint = depHint;
}
}
if (hint != null && resyncOnExpiration)
{
hint.SetBit(ExpirationHint.NEEDS_RESYNC);
}
return(hint);
}
/// <summary>
///
/// </summary>
/// <param name="key"></param>
/// <param name="eh"></param>
/// <returns></returns>
internal override bool RemoveInternal(object key, ExpirationHint eh)
{
CacheEntry e = null;
try
{
if (ServerMonitor.MonitorActivity)
{
ServerMonitor.LogClientActivity("LocalCache.Remove", "");
}
if (_cacheStore == null)
{
throw new InvalidOperationException();
}
e = (CacheEntry)_cacheStore.Get(key);
if (e == null || e.ExpirationHint == null)
{
return(false);
}
else
{
e.MarkInUse(NCModulesConstants.LocalCache);
if (e.ExpirationHint is AggregateExpirationHint)
{
AggregateExpirationHint AggHint = AggregateExpirationHint.Create(Context.StorePoolManager);
AggregateExpirationHint entryExpHint = (AggregateExpirationHint)e.ExpirationHint;
foreach (ExpirationHint exp in entryExpHint)
{
if (!exp.Equals(eh))
{
AggHint.Add(exp);
}
else
{
MiscUtil.ReturnExpirationHintToPool(exp, Context.StorePoolManager);
}
}
e.ExpirationHint = AggHint;
}
else if (e.ExpirationHint.Equals(eh))
{
MiscUtil.ReturnExpirationHintToPool(e.ExpirationHint, Context.StorePoolManager);
e.ExpirationHint = null;
}
}
// Our store may not be an in memory store
if (_notifyCacheFull)
{
_notifyCacheFull = false;
}
_cacheStore.Insert(key, e, true);
e.LastModifiedTime = System.DateTime.Now;
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(true);
}
finally
{
if (e != null)
{
e.MarkFree(NCModulesConstants.LocalCache);
}
}
}
/// <summary>
///
/// </summary>
/// <param name="key"></param>
/// <param name="eh"></param>
/// <returns></returns>
internal override bool AddInternal(object key, ExpirationHint eh, OperationContext operationContext)
{
CacheEntry e = null;
try
{
if (_cacheStore == null)
{
throw new InvalidOperationException();
}
e = (CacheEntry)_cacheStore.Get(key);
if (e == null)
{
return(false);
}
//We only allow either idle expiration or Fixed expiration both cannot be set at the same time
if ((e.ExpirationHint is IdleExpiration && eh is FixedExpiration) ||
(e.ExpirationHint is FixedExpiration && eh is IdleExpiration))
{
return(false);
}
if (e.ExpirationHint == null)
{
e.ExpirationHint = eh;
}
else
{
if (e.ExpirationHint is AggregateExpirationHint)
{
((AggregateExpirationHint)e.ExpirationHint).Add(eh);
}
else
{
AggregateExpirationHint aeh = AggregateExpirationHint.Create(Context.StorePoolManager);
aeh.Add(e.ExpirationHint);
aeh.Add(eh);
e.ExpirationHint = aeh;
}
}
e.MarkFree(NCModulesConstants.Global);
e.MarkInUse(NCModulesConstants.LocalCache);
//Our store may not be an in memory store
_cacheStore.Insert(key, e, true);
e.LastModifiedTime = System.DateTime.Now;
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(true);
}
finally
{
if (e != null)
{
e.MarkFree(NCModulesConstants.LocalCache);
}
}
}
