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//
// System.Web.UI.WebControls.AccessDataSourceView
//
// Authors:
// Sanjay Gupta (gsanjay@novell.com)
//
// (C) 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.Collections;
using System.Collections.Specialized;
using System.Text;
using System.Data;
using System.ComponentModel;
using System.Data.OleDb;
using System.Security.Permissions;
namespace System.Web.UI.WebControls
{
[AspNetHostingPermissionAttribute (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
public class AccessDataSourceView : SqlDataSourceView
{
OleDbConnection oleConnection;
OleDbCommand oleCommand;
AccessDataSource dataSource;
public AccessDataSourceView (AccessDataSource owner, string name, HttpContext context)
: base (owner, name, context)
{
dataSource = owner;
oleConnection = new OleDbConnection (owner.ConnectionString);
}
[MonoTODO ("Handle arguments")]
protected internal override IEnumerable ExecuteSelect (
DataSourceSelectArguments arguments)
{
oleCommand = new OleDbCommand (this.SelectCommand, oleConnection);
SqlDataSourceSelectingEventArgs cmdEventArgs = new SqlDataSourceSelectingEventArgs (oleCommand, arguments);
OnSelecting (cmdEventArgs);
IEnumerable enums = null;
Exception exception = null;
OleDbDataReader reader = null;
try {
System.IO.File.OpenRead (dataSource.DataFile).Close ();
oleConnection.Open ();
reader = (OleDbDataReader)oleCommand.ExecuteReader ();
//enums = reader.GetEnumerator ();
throw new NotImplementedException("OleDbDataReader doesnt implements GetEnumerator method yet");
} catch (Exception e) {
exception = e;
}
SqlDataSourceStatusEventArgs statusEventArgs =
new SqlDataSourceStatusEventArgs (oleCommand, reader.RecordsAffected, exception);
OnSelected (statusEventArgs);
if (exception !=null)
throw exception;
return enums;
}
}
}
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