function params_row = getItemParams(dataset, index, a_profile)
% getItemParams - Get the parameter values of a dataset item.
%
% Usage:
% params_row = getItemParams(dataset, index, a_profile)
%
% Description:
% This method can retrieve the item parameters by using either the
% dataset and the index to find the item or simply by using
% the item profile, a_profile.
%
% Parameters:
% dataset: A params_tests_dataset.
% index: Index of item in dataset.
% a_profile: An item profile.
%
% Returns:
% params_row: Parameter values in the same order of paramNames
%
% See also: itemResultsRow, params_tests_dataset, paramNames, testNames
%
% $Id$
%
% Author: Cengiz Gunay <cgunay@emory.edu>, 2004/09/10
% Copyright (c) 2007 Cengiz Gunay <cengique@users.sf.net>.
% This work is licensed under the Academic Free License ("AFL")
% v. 3.0. To view a copy of this license, please look at the COPYING
% file distributed with this software or visit
% http://opensource.org/licenses/afl-3.0.php.
$# TODO: remove this method completely, collect params in profile.
error(['Parameter value acquisition of base class is undefined. '...
'Please use a subclass of params_tests_dataset.']);