public override Stream OpenPropertyStream(PropertyDefinition propertyDefinition, PropertyOpenMode openMode)
{
base.CheckDisposed("OpenPropertyStream");
EnumValidator.AssertValid <PropertyOpenMode>(openMode);
NativeStorePropertyDefinition nativeStorePropertyDefinition = propertyDefinition as NativeStorePropertyDefinition;
if (nativeStorePropertyDefinition == null)
{
throw new InvalidOperationException(ServerStrings.ExPropertyNotStreamable(propertyDefinition.ToString()));
}
Stream result;
using (DisposeGuard disposeGuard = default(DisposeGuard))
{
StoreObjectStream storeObjectStream = new StoreObjectStream(this, nativeStorePropertyDefinition, openMode);
disposeGuard.Add <StoreObjectStream>(storeObjectStream);
this.listOfStreams.Add(storeObjectStream);
disposeGuard.Success();
if (openMode == PropertyOpenMode.Create || openMode == PropertyOpenMode.Modify)
{
this.TrackProperty(nativeStorePropertyDefinition, true);
}
result = storeObjectStream;
}
return(result);
}
private void FlushCacheIntoPropertyBag()
{
if (this.storePropertyBag == null)
{
return;
}
this.storePropertyBag.Load(null);
byte[] array = this.cache.ToArray();
if (this.property.MapiPropertyType == PropType.Binary)
{
this.storePropertyBag.MemoryPropertyBag[this.property] = array;
return;
}
if (this.property.MapiPropertyType == PropType.String)
{
this.storePropertyBag.MemoryPropertyBag[this.property] = StoreObjectStream.GetUnicodeEncoding().GetString(array, 0, StoreObjectStream.GetByteCount(array));
}
}
private void CreateCache(object value)
{
if (value == null)
{
this.cache = StoreObjectStream.CreateExpandableMemoryStream(null);
}
else if (this.property.MapiPropertyType == PropType.Binary)
{
this.cache = StoreObjectStream.CreateExpandableMemoryStream((byte[])value);
}
else if (this.property.MapiPropertyType == PropType.String)
{
byte[] bytes = StoreObjectStream.GetUnicodeEncoding().GetBytes((string)value);
PooledMemoryStream pooledMemoryStream = StoreObjectStream.CreateExpandableMemoryStream(bytes);
pooledMemoryStream.Position = 0L;
this.cache = pooledMemoryStream;
}
this.maximumCacheSize = ((32768 > (int)this.cache.Length) ? 32768 : ((int)this.cache.Length));
}
internal void OnStreamClose(StoreObjectStream stream)
{
this.listOfStreams.Remove(stream);
}
