private DbColumnManager WaitForItem(int index, string property)
{
if (!isStarted)
{
Start();
}
countSet.WaitOne();
DbColumnManager man = null;
if (!string.IsNullOrEmpty(property))
{
man = GetColumnManager(property);
if (man == null)
{
throw new ArgumentException("No manager found for property " + property);
}
}
if (index >= count)
{
throw new ArgumentOutOfRangeException("index");
}
itemWaitingList.WaitForItem(index);
CheckLastError();
if (index >= count)
{
throw new ArgumentOutOfRangeException("index");
}
return(man);
}
public object this [int index, string property]
{
get
{
DbColumnManager man = WaitForItem(index, property);
if (man == null)
{
throw new ArgumentException("No manager found for property " + property);
}
return(man.GetValue(innerList [index]));
}
set
{
DbColumnManager man = WaitForItem(index, property);
if (man == null)
{
throw new ArgumentException("No manager found for property " + property);
}
man.SetValue(innerList [index], value);
}
}
protected override void InitializeColumnManagers()
{
FieldTranslationCollection fTrans = provider.FieldsTable;
SelectBuilder sBuilder = new SelectBuilder(fTrans, commandText);
colManagers = new DbColumnManager [sBuilder.SelectClause.Count];
foreach (SelectColumnInfo columnInfo in sBuilder.SelectClause)
{
columns.Add(fTrans.StripQuotationChars(columnInfo.ColumnName));
}
DbField [] fields = fTrans.TranslateToDbField(columns.ToArray());
for (int i = 0; i < columns.Count; i++)
{
LazyTableColumnManager lcm = new LazyTableColumnManager(i, fields [i]);
string columnName = columns [i];
colManagers [i] = lcm;
dbPropManagers [columnName] = lcm;
allPropManagers [columnName] = lcm;
}
translateManagers = false;
}
public LazyTableColumnDescriptor(DbColumnManager manager)
: base(manager.DbField.Field, null)
{
this.manager = manager;
}
