#region ExecuteXmlReaderTypedParams
///

/// Execute a stored procedure via a SqlCommand (that returns a resultset) against the specified SqlConnection
/// using the dataRow column values as the stored procedure's parameters values.
/// This method will query the database to discover the parameters for the
/// stored procedure (the first time each stored procedure is called), and assign the values based on parameter order.
///

/// A valid SqlConnection object
/// The name of the stored procedure
/// The dataRow used to hold the stored procedure's parameter values.
/// An XmlReader containing the resultset generated by the command
public static XmlReader ExecuteXmlReaderTypedParams(SqlConnection connection, String spName, DataRow dataRow)
{
if( connection == null ) throw new ArgumentNullException( "connection" );
if( spName == null || spName.Length == 0 ) throw new ArgumentNullException( "spName" );

// If the row has values, the store procedure parameters must be initialized
if( dataRow != null && dataRow.ItemArray.Length > 0)
{
// Pull the parameters for this stored procedure from the parameter cache (or discover them & populate the cache)
SqlParameter[] commandParameters = SqlHelperParameterCache.GetSpParameterSet(connection, spName);

// Set the parameters values
AssignParameterValues(commandParameters, dataRow);

return SqlHelper.ExecuteXmlReader(connection, CommandType.StoredProcedure, spName, commandParameters);
}
else
{
return SqlHelper.ExecuteXmlReader(connection, CommandType.StoredProcedure, spName);
}
}

///

/// Execute a stored procedure via a SqlCommand (that returns a resultset) against the specified SqlTransaction
/// using the dataRow column values as the stored procedure's parameters values.
/// This method will query the database to discover the parameters for the
/// stored procedure (the first time each stored procedure is called), and assign the values based on parameter order.
///

/// A valid SqlTransaction object
/// The name of the stored procedure
/// The dataRow used to hold the stored procedure's parameter values.
/// An XmlReader containing the resultset generated by the command
public static XmlReader ExecuteXmlReaderTypedParams(SqlTransaction transaction, String spName, DataRow dataRow)
{
if( transaction == null ) throw new ArgumentNullException( "transaction" );
if( transaction != null && transaction.Connection == null ) throw new ArgumentException( "The transaction was rollbacked or commited, please provide an open transaction.", "transaction" );
if( spName == null || spName.Length == 0 ) throw new ArgumentNullException( "spName" );

// If the row has values, the store procedure parameters must be initialized
if( dataRow != null && dataRow.ItemArray.Length > 0)
{
// Pull the parameters for this stored procedure from the parameter cache (or discover them & populate the cache)
SqlParameter[] commandParameters = SqlHelperParameterCache.GetSpParameterSet(transaction.Connection, spName);

// Set the parameters values
AssignParameterValues(commandParameters, dataRow);

return SqlHelper.ExecuteXmlReader(transaction, CommandType.StoredProcedure, spName, commandParameters);
}
else
{
return SqlHelper.ExecuteXmlReader(transaction, CommandType.StoredProcedure, spName);
}
}
#endregion

}

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