/// <summary>
/// Creates an instance of CommandExecutedEventArgs class.
/// </summary>
/// <param name="dataReader"></param>
/// <param name="commandText">The CommandText of the <see cref="FbCommand"/> that was executed.</param>
/// <param name="rowsAffected"></param>
public CommandExecutedEventArgs(
FbDataReader dataReader,
string commandText,
int rowsAffected)
{
this.dataReader = dataReader;
this.commandText = commandText;
this.rowsAffected = rowsAffected;
}
private bool IsReadOnly(FbDataReader r)
{
/* [0] = COMPUTED_BLR
* [1] = COMPUTED_SOURCE
*/
if (!r.IsDBNull(0) || !r.IsDBNull(1))
{
return true;
}
return false;
}
internal void CloseReader()
{
if (this.activeReader != null)
{
this.activeReader.Close();
this.activeReader = null;
}
}
/// <include file='Doc/en_EN/FbCommand.xml' path='doc/class[@name="FbCommand"]/method[@name="ExecuteReader(System.Data.CommandBehavior)"]/*'/>
public FbDataReader ExecuteReader(CommandBehavior behavior)
{
lock (this)
{
this.CheckCommand();
try
{
this.ExecuteCommand(behavior, true);
}
catch (IscException ex)
{
this.DiscardImplicitTransaction();
throw new FbException(ex.Message, ex);
}
catch
{
this.DiscardImplicitTransaction();
throw;
}
}
this.activeReader = new FbDataReader(this, this.connection, behavior);
return this.activeReader;
}
/// <summary>
/// The trigger function for <see cref="CommandExecuted"/> event.
/// </summary>
/// <param name="commandText">The <see cref="FbCommand.CommandText"/> of the executed SQL command.</param>
/// <param name="dataReader">The <see cref="FbDataReader"/> instance with the returned data. If the
/// command executed is not meant to return data (ex: UPDATE, INSERT...) this parameter must be
/// setled to <b>null</b>.</param>
/// <param name="rowsAffected">The rows that were affected by the executed SQL command. If the executed
/// command is not meant to return this kind of information (ex: SELECT) this parameter must
/// be setled to <b>-1</b>.</param>
protected virtual void OnCommandExecuted(string commandText, FbDataReader dataReader, int rowsAffected)
{
if (CommandExecuted != null)
{
CommandExecutedEventArgs e = new CommandExecutedEventArgs(dataReader, commandText, rowsAffected);
CommandExecuted(this, e);
}
}
