137 lines
4.1 KiB
C#
137 lines
4.1 KiB
C#
//
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// System.Data.SqlClient.SqlBulkCopyColumnMapping.cs
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//
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// Author:
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// Umadevi S <sumadevi@novell.com>
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//
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//
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// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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namespace System.Data.SqlClient
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{
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/// <summary>
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/// Class that defines the mapping between a column in the destination table and an
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/// column in the datasource of SqlBulkCopy's instance
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/// </summary>
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public sealed class SqlBulkCopyColumnMapping {
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#region Fields
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int sourceOrdinal = -1;
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int destinationOrdinal = -1;
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string sourceColumn = null;
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string destinationColumn = null;
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#endregion //Fields
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#region Constructors
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public SqlBulkCopyColumnMapping() {
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}
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public SqlBulkCopyColumnMapping(int sourceColumnOrdinal, int destinationOrdinal){
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SourceOrdinal = sourceColumnOrdinal;
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DestinationOrdinal = destinationOrdinal;
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}
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public SqlBulkCopyColumnMapping(int sourceColumnOrdinal, string destinationColumn){
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SourceOrdinal = sourceColumnOrdinal;
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DestinationColumn = destinationColumn;
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}
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public SqlBulkCopyColumnMapping(string sourceColumn, int destinationOrdinal){
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SourceColumn = sourceColumn;
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DestinationOrdinal = destinationOrdinal;
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}
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public SqlBulkCopyColumnMapping(string sourceColumn, string destinationColumn){
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SourceColumn = sourceColumn;
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DestinationColumn = destinationColumn;
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}
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# endregion //Constructors
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# region Properties
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public String DestinationColumn {
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get {
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if (this.destinationColumn != null)
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return destinationColumn;
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else
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return string.Empty; //ms:doesnot return null.
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}
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set {
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// ms: whenever the name is set the ordinal is reset to -1
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this.destinationOrdinal = -1;
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this.destinationColumn = value;
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}
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}
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public String SourceColumn {
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get {
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if (this.sourceColumn != null)
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return sourceColumn;
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else
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return string.Empty;//ms doesnot return null
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}
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set {
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// ms: whenever the name is set the ordinal is reset to -1
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this.sourceOrdinal = -1;
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this.sourceColumn = value;
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}
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}
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public int DestinationOrdinal {
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get {
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return this.destinationOrdinal;
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}
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set {
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// ms: whenever the ordinal is set, the name is null
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if (value < 0)
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throw new IndexOutOfRangeException ();
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this.destinationColumn = null;
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this.destinationOrdinal = value;
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}
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}
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public int SourceOrdinal {
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get {
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return this.sourceOrdinal;
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}
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set {
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// ms: whenever the ordinal is set, the name is null
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if (value < 0)
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throw new IndexOutOfRangeException ();
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this.sourceColumn = null;
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this.sourceOrdinal = value;
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}
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}
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#endregion //Properties
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}
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}
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