internal static EventCacheItem ConvertToEventItem(EventCacheEntry entry, EventDataFilter? datafilter)
{
if (datafilter == EventDataFilter.None || entry == null)
return null;
EventCacheItem cacheItem = new EventCacheItem();
cacheItem.priority = (int)entry.Priority;
UserBinaryObject userBinary = entry.Value as UserBinaryObject;
if (userBinary == null)
{
if (entry.Value is CallbackEntry)
userBinary = ((CallbackEntry)entry.Value).Value as UserBinaryObject;
}
if (userBinary != null)
cacheItem.value.AddRange(userBinary.DataList);
//Can be optimized
if (datafilter != null)
{
if (datafilter == EventDataFilter.None)
return null;
else if (datafilter == EventDataFilter.Metadata)
cacheItem.value.Clear();
}
return cacheItem;
}
public static EventCacheEntry ReadItemInfo(CompactReader reader)
{
bool flag = reader.ReadBoolean();
if (flag)
{
EventCacheEntry item = new EventCacheEntry();
item.Deserialize(reader);
return(item);
}
return(null);
}
internal static void WriteItemInfo(CompactWriter writer, EventCacheEntry item)
{
if (item == null)
{
writer.Write(false);
return;
}
else
{
writer.Write(true);
item.Serialize(writer);
}
}
public static EventCacheEntry CreateCacheEventEntry(EventDataFilter? filter, CacheEntry cacheEntry)
{
if (filter != EventDataFilter.None && cacheEntry != null)
{
cacheEntry = (CacheEntry)cacheEntry.Clone();
EventCacheEntry entry = new EventCacheEntry(cacheEntry);
entry.Flags = cacheEntry.Flag;
if (filter == EventDataFilter.DataWithMetadata)
{
if (cacheEntry.Value is CallbackEntry)
{
entry.Value = ((CallbackEntry)cacheEntry.Value).Value;
}
else
entry.Value = cacheEntry.Value;
}
return entry;
}
return null;
}
/// <summary>
/// For Inproc only
/// </summary>
/// <param name="entry"></param>
/// <returns></returns>
internal static EventCacheItem ConvertToItem(EventCacheEntry entry)
{
Byte[] objectValue = null;
if (entry != null)
{
EventCacheItem item = new EventCacheItem();
item.CacheItemPriority = (CacheItemPriority)entry.Priority;
if (entry.Value != null)
{
UserBinaryObject ubObject = entry.Value as UserBinaryObject;
if (ubObject != null)
{
objectValue = ubObject.GetFullObject();
item.Value = objectValue;
}
else
item.Value = entry.Value;
}
return item;
}
return null;
}
