/// <summary>
/// Creates an <see cref="IEnergisticsCollection"/> container and wraps the current entity.
/// </summary>
/// <param name="entity">The entity.</param>
/// <returns>A <see cref="IEnergisticsCollection"/> instance.</returns>
public static IEnergisticsCollection CreateCollection(this IDataObject entity)
{
if (entity == null)
{
return(null);
}
var type = entity.GetType();
var objectType = ObjectTypes.GetObjectType(type);
var family = ObjectTypes.GetFamily(type);
var version = ObjectTypes.GetVersion(type);
var groupType = ObjectTypes.GetObjectGroupType(objectType, family, version);
var property = ObjectTypes.GetObjectTypeListPropertyInfo(objectType, family, version);
var group = Activator.CreateInstance(groupType) as IEnergisticsCollection;
var list = Activator.CreateInstance(property.PropertyType) as IList;
if (list == null)
{
return(group);
}
list.Add(entity);
property.SetValue(group, list);
return(group);
}
/// <summary>
/// Transforms the supplied data object to the specified version.
/// </summary>
/// <param name="collection">The data object collection.</param>
/// <param name="dataVersion">The data schema version.</param>
/// <returns>The transformed data object, if successful; otherwise, the original data object.</returns>
public static IEnergisticsCollection Transform(IEnergisticsCollection collection, string dataVersion)
{
var objectType = ObjectTypes.GetObjectType(collection);
var family = ObjectTypes.GetFamily(collection);
var listType = ObjectTypes.GetObjectGroupType(objectType, family, dataVersion);
var converter = _upgradeMethod.MakeGenericMethod(collection.GetType(), listType);
try
{
collection = (IEnergisticsCollection)converter.Invoke(null, new object[] { collection });
collection.SetVersion(dataVersion);
}
catch (Exception ex)
{
_log.Warn($"Unable to convert to data schema version: {dataVersion}", ex);
}
return(collection);
}