public LightSpeedColumnProvider(LightSpeedTableProvider tableProvider, PropertyInfo property)
{
Name = property.Name;
EntityTypeProperty = property;
ColumnType = property.PropertyType;
IsPrimaryKey = (property.Name == "Id"); //TODO: add support for composite keys
IsGenerated = IsPrimaryKey || LightSpeedSpecialProperties.Contains(property.Name);
IsCustomProperty = LightSpeedSpecialProperties.Contains(property.Name);
IsSortable = !IsAssociationType(property.PropertyType);
IsExcluded = LightSpeedExcludeProperties.Contains(property.Name);
Table = tableProvider;
InitialiseMaxLength();
}
/// <summary>
/// Constructor that takes the metadata context, a metadata type and a parent custom type descriptor
/// </summary>
/// <param name="typeDescriptionContext"></param>
/// <param name="metaType"></param>
/// <param name="parent"></param>
public LightSpeedTypeDescriptor(LightSpeedTypeDescriptionContext typeDescriptionContext, LightSpeedTableProvider metaTable, ICustomTypeDescriptor parent)
: base(parent)
{
this._typeDescriptionContext = typeDescriptionContext;
this._metaTable = metaTable;
}
public LightSpeedOneToOneIdAssociationProvider(LightSpeedColumnProvider fromColumn, LightSpeedTableProvider toTable, LightSpeedColumnProvider toColumn)
: base(fromColumn, toTable, toColumn)
{
Direction = AssociationDirection.OneToOne;
ThisKey = ForeignKeyNames = toColumn.Association.ForeignKeyNames;
OtherKey = new List<string> { "Id" };
}
public LightSpeedOneIdToOneAssociationProvider(LightSpeedColumnProvider fromColumn, LightSpeedTableProvider toTable, LightSpeedColumnProvider toColumn, List<string> foreignKeyNames)
: base(fromColumn, toTable, toColumn)
{
Direction = AssociationDirection.OneToOne;
ForeignKeyNames = foreignKeyNames.AsReadOnly();
OtherKey = ForeignKeyNames;
ThisKey = new List<string> { "Id" };
IsForeignKey = true;
}
protected LightSpeedAssociationProvider(LightSpeedColumnProvider fromColumn, LightSpeedTableProvider toTable, LightSpeedColumnProvider toColumn)
{
if(fromColumn == null)
throw new Exception("fromColumn must not be null in association");
FromColumn = fromColumn;
if (toTable == null)
throw new Exception("toTable must not be null in association");
ToTable = toTable;
if (toColumn == null)
throw new Exception("toColumn must not be null in association");
ToColumn = toColumn;
IsEagerLoaded = EagerLoad();
}
