internal SchemeMap(NativeDataAdapter adapter, DataSet dataset, DataTable datatable, DataReaderContainer dataReader, bool keyInfo, SchemaType schemaType, string sourceTableName, bool gettingData, DataColumn parentChapterColumn, object parentChapterValue)
{
this._dataSet = dataset;
this._dataTable = datatable;
this._adapter = adapter;
this._dataReader = dataReader;
if (keyInfo)
{
this._schemaTable = dataReader.GetSchemaTable();
}
MissingMappingAction missingMappingAction;
MissingSchemaAction schemaAction;
if (SchemaType.Mapped == schemaType)
{
missingMappingAction = this._adapter.MissingMappingAction;
schemaAction = this._adapter.MissingSchemaAction;
if (!string.IsNullOrEmpty(sourceTableName))
{
this._tableMapping = this._adapter.GetTableMappingBySchemaAction(sourceTableName, sourceTableName, missingMappingAction);
}
else
{
if (this._dataTable != null)
{
int num = this._adapter.IndexOfDataSetTable(this._dataTable.TableName);
if (-1 != num)
{
this._tableMapping = this._adapter.TableMappings[num];
}
else
{
switch (missingMappingAction)
{
case MissingMappingAction.Passthrough:
this._tableMapping = new DataTableMapping(this._dataTable.TableName, this._dataTable.TableName);
break;
case MissingMappingAction.Ignore:
this._tableMapping = null;
break;
case MissingMappingAction.Error:
throw new Exception("MissingTableMappingDestination");
default:
throw new Exception("InvalidMissingMappingAction");
}
}
}
}
}
else
{
if (SchemaType.Source != schemaType)
{
throw new Exception();
}
missingMappingAction = MissingMappingAction.Passthrough;
schemaAction = MissingSchemaAction.Add;
if (!string.IsNullOrEmpty(sourceTableName))
{
this._tableMapping = DataTableMappingCollection.GetTableMappingBySchemaAction(null, sourceTableName, sourceTableName, missingMappingAction);
}
else
{
if (this._dataTable != null)
{
int num2 = this._adapter.IndexOfDataSetTable(this._dataTable.TableName);
if (-1 != num2)
{
this._tableMapping = this._adapter.TableMappings[num2];
}
else
{
this._tableMapping = new DataTableMapping(this._dataTable.TableName, this._dataTable.TableName);
}
}
}
}
if (this._tableMapping != null)
{
if (this._dataTable == null)
{
this._dataTable = this._tableMapping.GetDataTableBySchemaAction(this._dataSet, schemaAction);
}
if (this._dataTable != null)
{
this._fieldNames = SchemeMap.GenerateFieldNames(dataReader);
if (this._schemaTable == null)
{
this._readerDataValues = this.SetupSchemaWithoutKeyInfo(missingMappingAction, schemaAction, gettingData, parentChapterColumn, parentChapterValue);
return;
}
this._readerDataValues = this.SetupSchemaWithKeyInfo(missingMappingAction, schemaAction, gettingData, parentChapterColumn, parentChapterValue);
}
}
}
private static string[] GenerateFieldNames(DataReaderContainer dataReader)
{
string[] array = new string[dataReader.FieldCount];
for (int i = 0; i < array.Length; i++)
{
array[i] = dataReader.GetName(i);
}
BuildSchemaTableInfoTableNames(array);
return array;
}
