private void InitialContext()
{
if (_tableObjs == null)
{
_tableObjs = new LibTableObj[] { }
}
;
Array.Clear(_tableObjs, 0, _tableObjs.Length);
if (_ds.DefTables != null)
{
CreateTableSchemaHelp tableSchemaHelp = new CreateTableSchemaHelp();
foreach (LibDefineTable deftb in _ds.DefTables)
{
if (deftb == null || deftb.TableStruct == null)
{
continue;
}
foreach (LibDataTableStruct tbstruct in deftb.TableStruct)
{
Array.Resize(ref _tableObjs, _tableObjs.Length + 1);
this._tableObjs[_tableObjs.Length - 1] = new LibTableObj(tableSchemaHelp.DoCreateTableShema(tbstruct, true, true));
this._tableObjs[_tableObjs.Length - 1].FromDSID = _ds.DSID;
//this._tableObjs.Add(new LibTableObj(tableSchemaHelp.DoCreateTableShema(tbstruct)));
}
}
}
}
#endregion
}
public LibTableObj(string dsid, string tablenm)
{
LibDataSource _ds = SDPCRL.COM.ModelManager.ModelManager.GetDataSource(dsid);
//101：数据原:{0} 不存在
if (_ds == null)
{
throw new LibExceptionBase(101, dsid);
}
//100：没有表结构
if (_ds.DefTables == null)
{
throw new LibExceptionBase(100);
}
this._dsid = dsid;
foreach (LibDefineTable deftb in _ds.DefTables)
{
if (deftb.TableStruct == null)
{
continue;
}
foreach (LibDataTableStruct tb in deftb.TableStruct)
{
if (tb.Name.ToUpper() != tablenm.ToUpper())
{
continue;
}
DataTable = new CreateTableSchemaHelp().DoCreateTableShema(tb);
break;
}
}
if (DataTable == null)
{
throw new LibExceptionBase(521);
}
GetColumns();
}