//
-// System.Data.Common.DataColumnMapping
+// System.Data.Common.DataColumnMapping.cs
//
-// Author:
+// 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
-{
- /// <summary>
- /// Contains a generic column mapping for an object that inherits from DataAdapter. This class cannot be inherited.
- /// </summary>
+namespace System.Data.Common {
+ [TypeConverterAttribute (typeof (DataColumnMappingConverter))]
public sealed class DataColumnMapping : MarshalByRefObject, IColumnMapping, ICloneable
{
- private string srcColumn;
- private string dsColumn;
+ #region Fields
+
+ string sourceColumn;
+ string dataSetColumn;
+
+ #endregion // Fields
+
+ #region Constructors
- public DataColumnMapping () {
- srcColumn = null;
- dsColumn = null;
+ public DataColumnMapping ()
+ {
+ sourceColumn = String.Empty;
+ dataSetColumn = String.Empty;
+ }
+
+ public DataColumnMapping (string sourceColumn, string dataSetColumn)
+ {
+ this.sourceColumn = sourceColumn;
+ this.dataSetColumn = dataSetColumn;
+ }
+
+ #endregion // Constructors
+
+ #region Properties
+
+#if !NET_2_0
+ [DataSysDescription ("DataColumn.ColumnName")]
+#endif
+ [DefaultValue ("")]
+ public string DataSetColumn {
+ get { return dataSetColumn; }
+ set { dataSetColumn = value; }
}
- public DataColumnMapping(string sc, string dc) {
- srcColumn = sc;
- dsColumn = dc;
+#if !NET_2_0
+ [DataSysDescription ("Source column name - case sensitive.")]
+#endif
+ [DefaultValue ("")]
+ public string SourceColumn {
+ get { return sourceColumn; }
+ set { sourceColumn = value; }
}
+ #endregion // Properties
+
+ #region Methods
+
+ [EditorBrowsable (EditorBrowsableState.Advanced)]
+ public DataColumn GetDataColumnBySchemaAction (DataTable dataTable, Type dataType, MissingSchemaAction schemaAction)
+ {
+ if (dataTable.Columns.Contains (dataSetColumn))
+ return dataTable.Columns [dataSetColumn];
+ if (schemaAction == MissingSchemaAction.Ignore)
+ return null;
+ if (schemaAction == MissingSchemaAction.Error)
+ throw new InvalidOperationException (String.Format ("Missing the DataColumn '{0}' in the DataTable '{1}' for the SourceColumn '{2}'", DataSetColumn, dataTable.TableName, SourceColumn));
+ return new DataColumn (dataSetColumn, dataType);
+ }
+
+#if NET_2_0
[MonoTODO]
- public DataColumn GetDataColumnBySchemaAction (
- DataTable dataTable,
- Type dataType,
- MissingSchemaAction schemaAction) {
+ [EditorBrowsable (EditorBrowsableState.Advanced)]
+ public static DataColumn GetDataColumnBySchemaAction (string sourceColumn, string dataSetColumn, DataTable dataTable, Type dataType, MissingSchemaAction schemaAction)
+ {
throw new NotImplementedException ();
}
+#endif
- public string DataSetColumn {
- get {
- return this.dsColumn;
- }
- set {
- this.dsColumn = value;
- }
+ object ICloneable.Clone ()
+ {
+ return new DataColumnMapping (SourceColumn, DataSetColumn);
}
- public string SourceColumn {
- get {
- return this.srcColumn;
- }
- set {
- this.srcColumn = value;
- }
+ public override string ToString ()
+ {
+ return SourceColumn;
}
+
+ #endregion // Methods
}
}