--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/m-toolbox/classes/@ao/md5.m	Wed Nov 23 19:22:13 2011 +0100
@@ -0,0 +1,90 @@
+% MD5 computes an MD5 checksum from an analysis objects.
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+% DESCRIPTION: MD5 computes an MD5 checksum from an analysis objects.
+%
+% CALL:        h = md5(a)
+%
+% INPUTS:      a - input analysis object
+%
+% OUTPUTS:     h - md5 hash
+%
+% <a href="matlab:utils.helper.displayMethodInfo('ao', 'md5')">Parameters Description</a>
+%
+% VERSION:     $Id: md5.m,v 1.22 2011/04/08 08:56:14 hewitson Exp $
+%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+function varargout = md5(varargin)
+
+  % Check if this is a call for parameters
+  if utils.helper.isinfocall(varargin{:})
+    varargout{1} = getInfo(varargin{3});
+    return
+  end
+
+  import utils.const.*
+  utils.helper.msg(msg.PROC3, 'running %s/%s', mfilename('class'), mfilename);
+  
+  % Collect input variable names
+  in_names = cell(size(varargin));
+  for ii = 1:nargin,in_names{ii} = inputname(ii);end
+
+  % Collect all AOs and plists
+  as = utils.helper.collect_objects(varargin(:), 'ao', in_names);
+
+  h = {};
+  for ii = 1:numel(as)
+
+    %%%%%%%%%%% Convert object to XML
+    % make pointer to xml document
+    xml = com.mathworks.xml.XMLUtils.createDocument('ltpda_object');
+    % extract parent node
+    parent = xml.getDocumentElement;
+    % write obj into xml
+    utils.xml.xmlwrite(as(ii), xml, parent, '');    % Save the XML document.
+
+    h = [h cellstr(utils.prog.hash(xmlwrite(xml), 'MD5'))];
+
+  end
+
+  % Set outputs
+  h = reshape(h, size(as));
+  if numel(h) == 1
+    varargout{1} = cell2mat(h);
+  else
+    varargout{1} = h;
+  end
+end
+
+%--------------------------------------------------------------------------
+% Get Info Object
+%--------------------------------------------------------------------------
+function ii = getInfo(varargin)
+  if nargin == 1 && strcmpi(varargin{1}, 'None')
+    sets = {};
+    pl   = [];
+  else
+    sets = {'Default'};
+    pl   = getDefaultPlist;
+  end
+  % Build info object
+  ii = minfo(mfilename, 'ao', 'ltpda', utils.const.categories.internal, '$Id: md5.m,v 1.22 2011/04/08 08:56:14 hewitson Exp $', sets, pl);
+  ii.setModifier(false);
+end
+
+%--------------------------------------------------------------------------
+% Get Default Plist
+%--------------------------------------------------------------------------
+function plout = getDefaultPlist()
+  persistent pl;  
+  if exist('pl', 'var')==0 || isempty(pl)
+    pl = buildplist();
+  end
+  plout = pl;  
+end
+
+function pl = buildplist()
+  pl = plist.EMPTY_PLIST;
+end
+