public int Modify(SubscriptionCacheEntry entry, SendAsState sendAsState, AggregationStatus status)
{
int index = -1;
this.ForFirstEntryByIdThenAddress(entry, delegate(int i)
{
if (!SubscriptionManager.IsValidForSendAs(sendAsState, status))
{
this.cacheEntries.RemoveAt(i);
index = i;
return;
}
if (this.cacheEntries[i].Id.Equals(entry.Id))
{
int num = this.cacheEntries[i].CompareTo(entry);
if (num == 0 && entry.DisplayNameMatch(this.cacheEntries[i]))
{
index = -2;
return;
}
if (0 < num)
{
while (0 < i)
{
if (0 >= this.cacheEntries[i - 1].CompareTo(entry))
{
break;
}
this.cacheEntries[i] = this.cacheEntries[--i];
}
}
else if (0 > num)
{
while (this.cacheEntries.Count - 1 > i && 0 > this.cacheEntries[i + 1].CompareTo(entry))
{
this.cacheEntries[i] = this.cacheEntries[++i];
}
}
}
this.cacheEntries[i] = entry;
index = i;
});
if (-1 == index && SubscriptionManager.IsValidForSendAs(sendAsState, status))
{
index = this.Add(entry);
}
return(index);
}
