private void FindInherited(Type type, LitTable table)
{
if (type.IsDefined(typeof(MapAttribute), false))
{
object[] attrs = type.GetCustomAttributes(typeof(MapAttribute), false);
foreach (MapAttribute attr in attrs)
{
IDataBridge data = null;
BindingFlags flags = BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic;
MemberInfo member = type.GetProperty(attr.Field, flags);
if (member != null)
{
data = new PropertyBridge((PropertyInfo)member);
}
else
{
member = type.GetField(attr.Field, flags);
if (member != null)
data = new FieldBridge((FieldInfo)member);
else
throw new LightException("member " + attr.Field + " not found in class " + type.Name);
}
if (attr.Name == null || attr.Name.Length == 0)
attr.Name = member.Name;
SqlColumn column = new SqlColumn(table, attr.Name, data);
if (attr.Alias == null || attr.Alias.Length == 0)
column.Alias = attr.Field;
else
column.Alias = attr.Alias;
column.IsID = attr.ID;
column.IsPK = attr.PK;
table.Add(column);
}
}
}
public virtual void Add(SqlColumn column)
{
if (column.IsID)
{
if (identity != null)
{
throw new LightException(string.Format(
"cannot add idenity column {0} to table {1}, it already has an identity column {2}",
column.Name, this.Name, identity.Name));
}
identity = column;
}
columns.Add(column);
column.Ordinal = columns.Count;
}
private void ProcessProperties(Type type, LitTable table)
{
PropertyInfo[] fields = type.GetProperties(
BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
foreach (PropertyInfo field in fields)
{
if (!field.IsDefined(typeof(ColumnAttribute), false))
continue;
ColumnAttribute colAttr = (ColumnAttribute)
field.GetCustomAttributes(typeof(ColumnAttribute), false)[0];
PropertyBridge data = new PropertyBridge(field);
if (colAttr.Name == null || colAttr.Name.Length == 0)
colAttr.Name = field.Name;
SqlColumn column = new SqlColumn(table, colAttr.Name, data);
if (colAttr.Alias == null || colAttr.Alias.Length == 0)
column.Alias = field.Name;
else
column.Alias = colAttr.Alias;
if (field.IsDefined(typeof(IDAttribute), false))
column.IsID = true;
if (field.IsDefined(typeof(PKAttribute), false))
column.IsPK = true;
table.Add(column);
}
}
