// Token: 0x06000234 RID: 564 RVA: 0x0000AEE8 File Offset: 0x000090E8
public bool TryGet(Guid database, IRequestContext requestContext, out MailboxServerCacheEntry cacheEntry)
{
cacheEntry = null;
PerfCounters.HttpProxyCacheCountersInstance.BackEndServerLocalCacheHitsRateBase.Increment();
PerfCounters.HttpProxyCacheCountersInstance.BackEndServerOverallCacheHitsRateBase.Increment();
PerfCounters.IncrementMovingPercentagePerformanceCounterBase(PerfCounters.HttpProxyCacheCountersInstance.MovingPercentageBackEndServerLocalCacheHitsRate);
PerfCounters.IncrementMovingPercentagePerformanceCounterBase(PerfCounters.HttpProxyCacheCountersInstance.MovingPercentageBackEndServerOverallCacheHitsRate);
string key = database.ToString();
bool flag = this.TryGetFromInMemoryCache(key, out cacheEntry);
if (flag)
{
if (MailboxServerCache.IsE14ServerStale(cacheEntry))
{
this.Remove(database, requestContext);
return(false);
}
PerfCounters.HttpProxyCacheCountersInstance.BackEndServerLocalCacheHitsRate.Increment();
PerfCounters.UpdateMovingPercentagePerformanceCounter(PerfCounters.HttpProxyCacheCountersInstance.MovingPercentageBackEndServerLocalCacheHitsRate);
}
else
{
SharedCacheDiagnostics sharedCacheDiagnostics = null;
flag = this.TryGetFromSharedCache(key, out cacheEntry, out sharedCacheDiagnostics);
MailboxServerCache.LogSharedCacheDiagnostics(requestContext, sharedCacheDiagnostics);
if (flag && this.TryAddToInMemoryCache(key, cacheEntry))
{
this.UpdateInMemoryCacheSizeCounter();
}
}
if (flag)
{
PerfCounters.HttpProxyCacheCountersInstance.BackEndServerOverallCacheHitsRate.Increment();
PerfCounters.UpdateMovingPercentagePerformanceCounter(PerfCounters.HttpProxyCacheCountersInstance.MovingPercentageBackEndServerOverallCacheHitsRate);
if (MailboxServerCache.InMemoryCacheEnabled.Value && MailboxServerCache.InternalRefreshEnabled.Value && cacheEntry.IsDueForRefresh(MailboxServerCache.GetRefreshInterval(cacheEntry.BackEndServer)))
{
this.RegisterRefresh(new DatabaseWithForest(database, cacheEntry.ResourceForest, requestContext.ActivityId));
RequestDetailsLoggerBase <RequestDetailsLogger> .SafeAppendGenericInfo(requestContext.Logger, "ServerLocatorRefresh", database);
RequestDetailsLoggerBase <RequestDetailsLogger> .SafeAppendGenericInfo(requestContext.Logger, "RefreshingCacheEntry", cacheEntry.ToString());
}
}
return(flag);
}
public bool TryGet(Guid database, IRequestContext requestContext, out BackEndServer backEndServer)
{
if (requestContext == null)
{
throw new ArgumentNullException("requestContext");
}
backEndServer = null;
PerfCounters.HttpProxyCacheCountersInstance.BackEndServerLocalCacheHitsRateBase.Increment();
PerfCounters.HttpProxyCacheCountersInstance.BackEndServerOverallCacheHitsRateBase.Increment();
PerfCounters.IncrementMovingPercentagePerformanceCounterBase(PerfCounters.HttpProxyCacheCountersInstance.MovingPercentageBackEndServerLocalCacheHitsRate);
PerfCounters.IncrementMovingPercentagePerformanceCounterBase(PerfCounters.HttpProxyCacheCountersInstance.MovingPercentageBackEndServerOverallCacheHitsRate);
MailboxServerCacheEntry mailboxServerCacheEntry = null;
bool flag = false;
bool flag2 = this.serversCache.TryGetValue(database, out mailboxServerCacheEntry);
if (flag2)
{
if (MailboxServerCache.IsE14ServerStale(mailboxServerCacheEntry))
{
this.Remove(database, requestContext);
return(false);
}
backEndServer = mailboxServerCacheEntry.BackEndServer;
PerfCounters.HttpProxyCacheCountersInstance.BackEndServerLocalCacheHitsRate.Increment();
PerfCounters.UpdateMovingPercentagePerformanceCounter(PerfCounters.HttpProxyCacheCountersInstance.MovingPercentageBackEndServerLocalCacheHitsRate);
if (mailboxServerCacheEntry.IsDueForRefresh(MailboxServerCache.GetRefreshInterval(backEndServer)))
{
flag = true;
}
}
if (HttpProxySettings.MailboxServerLocatorSharedCacheEnabled.Value && (!flag2 || flag))
{
MailboxServerCacheEntry sharedCacheEntry = null;
long latency = 0L;
string diagInfo = null;
bool latency2 = LatencyTracker.GetLatency <bool>(() => this.sharedCacheClient.TryGet <MailboxServerCacheEntry>(database.ToString(), requestContext.ActivityId, out sharedCacheEntry, out diagInfo), out latency);
requestContext.LogSharedCacheCall(latency, diagInfo);
if (latency2 && (!flag2 || sharedCacheEntry.LastRefreshTime > mailboxServerCacheEntry.LastRefreshTime))
{
this.Add(database, sharedCacheEntry, requestContext, false);
mailboxServerCacheEntry = sharedCacheEntry;
flag2 = true;
}
}
if (flag2)
{
backEndServer = mailboxServerCacheEntry.BackEndServer;
PerfCounters.HttpProxyCacheCountersInstance.BackEndServerOverallCacheHitsRate.Increment();
PerfCounters.UpdateMovingPercentagePerformanceCounter(PerfCounters.HttpProxyCacheCountersInstance.MovingPercentageBackEndServerOverallCacheHitsRate);
if (!this.LazyRefreshDisabled && mailboxServerCacheEntry.IsDueForRefresh(MailboxServerCache.GetRefreshInterval(mailboxServerCacheEntry.BackEndServer)))
{
if (MailboxServerCache.BackgroundServerRefreshEnabled.Value)
{
this.RegisterRefresh(new DatabaseWithForest(database, mailboxServerCacheEntry.ResourceForest, requestContext.ActivityId));
}
RequestDetailsLoggerBase <RequestDetailsLogger> .SafeAppendGenericInfo(requestContext.Logger, "ServerLocatorRefresh", database);
RequestDetailsLoggerBase <RequestDetailsLogger> .SafeAppendGenericInfo(requestContext.Logger, "RefreshingCacheEntry", mailboxServerCacheEntry.ToString());
}
}
return(flag2);
}
