Mercurial > hg > ltpda
view m-toolbox/classes/@msym/msym.m @ 7:1e91f84a4be8 database-connection-manager
Make ltpda_up.retrieve work with java.sql.Connection objects
author | Daniele Nicolodi <nicolodi@science.unitn.it> |
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date | Mon, 05 Dec 2011 16:20:06 +0100 |
parents | f0afece42f48 |
children |
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classdef (Hidden = true) msym properties s = ''; end methods function ms = msym(varargin) if isstruct(varargin{1}) ms.s = varargin{1}.s; else if ischar(varargin{1}) ms.s = varargin{1}; elseif isnumeric(varargin{1}) ms.s = mat2str(varargin{1}); elseif isa(varargin{1}, 'msym') ms.s = varargin{1}.s; else error('### Unknown class [%s] to convert it to a symbolic class.', class(varargin{1})); end end end function display(varargin) disp(varargin{1}.s); end function s = char(o) s = o.s; end function result = eq(obj1, obj2, varargin) result = 1; if numel(obj1) ~= numel(obj2) utils.helper.msg(utils.const.msg.PROC1, 'NOT EQUAL: The size of the %s-object''s. [%d] <-> [%d]', class(obj1), numel(obj1), numel(obj2)); result = 0; return end if ~strcmp(obj1.s, obj2.s) utils.helper.msg(utils.const.msg.PROC1, 'NOT EQUAL: %s.%s', class(obj1), 's'); result = 0; return end end function o = subs(o, params, vals) if ischar(params) params = {params}; end if isnumeric(vals) vals = {vals}; end if numel(vals) ~= numel(params) error('### Please specify one value per parameter'); end for kk=1:numel(params) o.s = regexprep(o.s, ['\<' params{kk} '\>'], mat2str(vals{kk})); end end function a = double(o) try a = eval(o.s); catch Me disp(Me.message); error('### Evaluation of the symbolic expression failed. Perhaps it contains undefined parameters'); end end end methods (Static = true) function obj = initObjectWithSize(n,m) obj = msym.newarray([n m]); end end methods (Static = true, Hidden = true) varargout = loadobj(varargin) end end