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//
// System.Data.Common.DataTableMapping.cs
//
// Authors:
// Rodrigo Moya (rodrigo@ximian.com)
// Tim Coleman (tim@timcoleman.com)
//
// (C) Ximian, Inc
// Copyright (C) Tim Coleman, 2002-2003
//
//
// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System.ComponentModel;
using System.Data;
namespace System.Data.Common {
[TypeConverterAttribute (typeof (DataTableMappingConverter))]
public sealed class DataTableMapping : MarshalByRefObject, ITableMapping, ICloneable
{
#region Fields
string sourceTable;
string dataSetTable;
DataColumnMappingCollection columnMappings;
#endregion // Fields
#region Constructors
public DataTableMapping ()
{
dataSetTable = String.Empty;
sourceTable = String.Empty;
columnMappings = new DataColumnMappingCollection ();
}
public DataTableMapping (string sourceTable, string dataSetTable)
: this ()
{
this.sourceTable = sourceTable;
this.dataSetTable = dataSetTable;
}
public DataTableMapping (string sourceTable, string dataSetTable, DataColumnMapping[] columnMappings)
: this (sourceTable, dataSetTable)
{
this.columnMappings.AddRange (columnMappings);
}
#endregion // Constructors
#region Properties
#if !NET_2_0
[DataSysDescription ("Individual columns mappings when this table mapping is matched.")]
#endif
[DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
public DataColumnMappingCollection ColumnMappings {
get { return columnMappings; }
}
#if !NET_2_0
[DataSysDescription ("DataTable.TableName")]
#endif
[DefaultValue ("")]
public string DataSetTable {
get { return dataSetTable; }
set { dataSetTable = value; }
}
IColumnMappingCollection ITableMapping.ColumnMappings {
get { return ColumnMappings; }
}
#if !NET_2_0
[DataSysDescription ("The DataTableMapping source table name. This name is case sensitive.")]
#endif
[DefaultValue ("")]
public string SourceTable {
get { return sourceTable; }
set { sourceTable = value; }
}
#endregion // Properties
#region Methods
[EditorBrowsable (EditorBrowsableState.Advanced)]
public DataColumnMapping GetColumnMappingBySchemaAction (string sourceColumn, MissingMappingAction mappingAction)
{
return DataColumnMappingCollection.GetColumnMappingBySchemaAction (columnMappings, sourceColumn, mappingAction);
}
#if NET_2_0
[MonoTODO]
[EditorBrowsable (EditorBrowsableState.Advanced)]
public DataColumn GetDataColumn (string sourceColumn,
Type dataType,
DataTable dataTable,
MissingMappingAction mappingAction,
MissingSchemaAction schemaAction)
{
throw new NotImplementedException ();
}
#endif
[EditorBrowsable (EditorBrowsableState.Advanced)]
public DataTable GetDataTableBySchemaAction (DataSet dataSet, MissingSchemaAction schemaAction)
{
if (dataSet.Tables.Contains (DataSetTable))
return dataSet.Tables [DataSetTable];
if (schemaAction == MissingSchemaAction.Ignore)
return null;
if (schemaAction == MissingSchemaAction.Error)
throw new InvalidOperationException (String.Format ("Missing the '{0} DataTable for the '{1}' SourceTable", DataSetTable, SourceTable));
return new DataTable (DataSetTable);
}
object ICloneable.Clone ()
{
DataColumnMapping [] arr = new DataColumnMapping [columnMappings.Count];
columnMappings.CopyTo (arr, 0);
return new DataTableMapping (SourceTable, DataSetTable, arr);
}
public override string ToString ()
{
return SourceTable;
}
#endregion // Methods
}
}
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