internal static IEnumerable <T> Expand <T>(byte[] data, string entityName, Func <T> objectBuilder) where T : PropertyBase
{
using (MemoryStream stream = new MemoryStream(data))
{
while (stream.Position < stream.Length)
{
long startPosition = stream.Position;
int propertyId = (int)MessageTraceCollapsedProperty.ReadPrimitiveValueFromStream(stream, typeof(int));
SqlPropertyDefinition propertyDefinition = MessageTraceCollapsedProperty.GetCollapsedPropertyById(entityName, propertyId);
T property = objectBuilder();
property.PropertyName = propertyDefinition.PropertyName;
switch (propertyDefinition.Type)
{
case SqlPropertyTypes.Int:
property.PropertyValueInteger = new int?((int)MessageTraceCollapsedProperty.ReadPrimitiveValueFromStream(stream, typeof(int)));
break;
case SqlPropertyTypes.String:
property.PropertyValueString = (string)MessageTraceCollapsedProperty.ReadPrimitiveValueFromStream(stream, typeof(string));
break;
case SqlPropertyTypes.DateTime:
property.PropertyValueDatetime = new DateTime?((DateTime)MessageTraceCollapsedProperty.ReadPrimitiveValueFromStream(stream, typeof(DateTime)));
break;
case SqlPropertyTypes.Decimal:
property.PropertyValueDecimal = new decimal?((decimal)MessageTraceCollapsedProperty.ReadPrimitiveValueFromStream(stream, typeof(decimal)));
break;
case SqlPropertyTypes.Blob:
property.PropertyValueBlob = new BlobType((string)MessageTraceCollapsedProperty.ReadPrimitiveValueFromStream(stream, typeof(string)));
break;
case SqlPropertyTypes.Boolean:
property.PropertyValueBit = new bool?((bool)MessageTraceCollapsedProperty.ReadPrimitiveValueFromStream(stream, typeof(bool)));
break;
case SqlPropertyTypes.Guid:
property.PropertyValueGuid = (Guid)MessageTraceCollapsedProperty.ReadPrimitiveValueFromStream(stream, typeof(Guid));
break;
case SqlPropertyTypes.Long:
property.PropertyValueLong = new long?((long)MessageTraceCollapsedProperty.ReadPrimitiveValueFromStream(stream, typeof(long)));
break;
default:
throw new InvalidOperationException(string.Format("Property type {0} is not supported for MessageTraceCollapsedProperty.", propertyDefinition.Type));
}
yield return(property);
if (stream.Position <= startPosition)
{
throw new InvalidOperationException("Unable to expand. Stream position is not moving forward.");
}
}
}
yield break;
}
