private bool LockSessionItem(string id, SessionItem currentItem)
{
if(currentItem == null)
throw new ArgumentNullException("currentItem");
if (currentItem.Locked)
return false;
using(var c = this.MemcachedClient)
{
currentItem.Locked = true;
currentItem.LockDate = DateTime.UtcNow;
c.Store(StoreMode.Replace, id, currentItem, _timeout);
return true;
}
}
private TimeSpan GetLockAge(SessionItem item)
{
return DateTime.UtcNow.Subtract(item.LockDate);
}