|
private MaxStringLength ( |
||
| p | ||
| Результат | int? | |
public Column(PropertyInfo prop, CreateFlags createFlags = CreateFlags.None)
{
var colAttr =
(ColumnAttribute)prop.GetCustomAttributes(typeof(ColumnAttribute), true).FirstOrDefault();
_prop = prop;
Name = colAttr == null ? prop.Name : colAttr.Name;
//If this type is Nullable<T> then Nullable.GetUnderlyingType returns the T, otherwise it returns null, so get the actual type instead
ColumnType = Nullable.GetUnderlyingType(prop.PropertyType) ?? prop.PropertyType;
Collation = Orm.Collation(prop);
IsPK = Orm.IsPK(prop) ||
(((createFlags & CreateFlags.ImplicitPK) == CreateFlags.ImplicitPK) &&
string.Compare(prop.Name, Orm.ImplicitPkName, StringComparison.OrdinalIgnoreCase) == 0);
bool isAuto = Orm.IsAutoInc(prop) ||
(IsPK && ((createFlags & CreateFlags.AutoIncPK) == CreateFlags.AutoIncPK));
IsAutoGuid = isAuto && ColumnType == typeof(Guid);
IsAutoInc = isAuto && !IsAutoGuid;
Indices = Orm.GetIndices(prop);
if (!Indices.Any() &&
!IsPK &&
((createFlags & CreateFlags.ImplicitIndex) == CreateFlags.ImplicitIndex) &&
Name.EndsWith(Orm.ImplicitIndexSuffix, StringComparison.OrdinalIgnoreCase)
)
{
Indices = new[] { new IndexedAttribute() };
}
IsNullable = !IsPK;
MaxStringLength = Orm.MaxStringLength(prop);
}
public Column(PropertyInfo prop, CreateFlags createFlags = CreateFlags.None, IColumnInformationProvider infoProvider = null)
{
if (infoProvider == null)
{
infoProvider = new DefaultColumnInformationProvider();
}
_prop = prop;
Name = infoProvider.GetColumnName(prop);
//If this type is Nullable<T> then Nullable.GetUnderlyingType returns the T, otherwise it returns null, so get the actual type instead
ColumnType = Nullable.GetUnderlyingType(prop.PropertyType) ?? prop.PropertyType;
Collation = Orm.Collation(prop);
IsPK = Orm.IsPK(prop) ||
(((createFlags & CreateFlags.ImplicitPK) == CreateFlags.ImplicitPK) &&
string.Compare(prop.Name, Orm.ImplicitPkName, StringComparison.OrdinalIgnoreCase) == 0);
var isAuto = Orm.IsAutoInc(prop) ||
(IsPK && ((createFlags & CreateFlags.AutoIncPK) == CreateFlags.AutoIncPK));
IsAutoGuid = isAuto && ColumnType == typeof(Guid);
IsAutoInc = isAuto && !IsAutoGuid;
DefaultValue = Orm.GetDefaultValue(prop);
Indices = Orm.GetIndices(prop);
if (!Indices.Any() &&
!IsPK &&
((createFlags & CreateFlags.ImplicitIndex) == CreateFlags.ImplicitIndex) &&
Name.EndsWith(Orm.ImplicitIndexSuffix, StringComparison.OrdinalIgnoreCase))
{
Indices = new[] { new IndexedAttribute() };
}
IsNullable = !(IsPK || Orm.IsMarkedNotNull(prop));
MaxStringLength = Orm.MaxStringLength(prop);
}