2 // Microsoft.SqlServer.Server.SqlTriggerContext.cs
5 // Umadevi S (sumadevi@novell.com)
7 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
32 using System.Data.SqlTypes;
34 namespace Microsoft.SqlServer.Server {
36 public sealed class SqlTriggerContext
40 private TriggerAction triggerAction;
41 private bool[] columnsUpdated;
42 private SqlXml eventData;
48 internal SqlTriggerContext (TriggerAction triggerAction, bool[] columnsUpdated,
51 this.triggerAction = triggerAction;
52 this.columnsUpdated = columnsUpdated;
53 this.eventData = eventData;
56 #endregion // Constructors
60 public int ColumnCount {
62 return this.columnsUpdated == null ? 0 : columnsUpdated.Length;
66 public SqlXml EventData {
67 get { return this.eventData; }
70 public TriggerAction TriggerAction {
71 get { return this.triggerAction; }
75 #endregion // Properties
79 public bool IsUpdatedColumn (int columnOrdinal)
81 if (columnsUpdated == null)
82 throw new IndexOutOfRangeException("The index specified does not exist");
84 return this.columnsUpdated[columnOrdinal];