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annotate m-toolbox/classes/@plist/removeKeys.m @ 43:bc767aaa99a8

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CVS Update
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Tue, 06 Dec 2011 11:09:25 +0100
parents f0afece42f48
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1 % REMOVEKEYS removes keys from a PLIST.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: Removes from the first input PLIST the keys which are
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5 % specified as the second in a cell-array.
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6 % This method will keep the oder of the keys inside the PLIST.
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7 %
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8 % CALL: pl = removeKeys(pl, 'key');
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9 % pl = removeKeys(pl, {keys});
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10 % pl = removeKeys(pl, plist('remove', {keys}));
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11 %
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12 % <a href="matlab:utils.helper.displayMethodInfo('plist', 'removeKeys')">Parameters Description</a>
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13 %
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14 % VERSION: $Id: removeKeys.m,v 1.7 2011/04/08 08:56:21 hewitson Exp $
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15 %
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16 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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17
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18 function varargout = removeKeys(varargin)
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19
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20 %%% Check if this is a call for parameters
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21 if utils.helper.isinfocall(varargin{:})
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22 varargout{1} = getInfo(varargin{3});
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23 return
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24 end
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25
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26 %%% Check input objects
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27 if nargin ~= 2
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28 error('### Unknown number of inputs. ');
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29 end
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30 if ~isa(varargin{1}, 'plist') || numel(varargin{1}) ~= 1
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31 error('### The first input must be a single parameter list (PLIST).');
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32 end
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33 if ~(iscell(varargin{2}) || ischar(varargin{2}) || isa(varargin{2}, 'plist'))
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34 error('### The second input must be a cell array, a string or a PLIST which controles this method.')
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35 end
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36
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37 obj = varargin{1};
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38 removeKeys = varargin{2};
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39
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40 %%% Convert the second input to a cell array if necessary.
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41 if isa(removeKeys, 'plist')
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42 removeKeys = removeKeys.find('remove');
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43 end
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44 if ischar(removeKeys)
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45 removeKeys = cellstr(removeKeys);
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46 end
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47 removeKeys = upper(removeKeys);
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48
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49 %%% Decide on a deep copy or a modify
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50 obj = copy(obj, nargout);
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51
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52 keys = {obj.params(:).key};
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53
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54 removeIndex = ~utils.helper.ismember(keys, removeKeys);
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55 obj.params = obj.params(removeIndex);
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56
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57 varargout{1} = obj;
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58 end
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59
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60 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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61 % Local Functions %
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62 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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63
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64 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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65 %
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66 % FUNCTION: getInfo
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67 %
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68 % DESCRIPTION: Get Info Object
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69 %
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70 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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71
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72 function ii = getInfo(varargin)
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73 if nargin == 1 && strcmpi(varargin{1}, 'None')
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74 sets = {};
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75 pl = [];
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76 else
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77 sets = {'Default'};
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78 pl = getDefaultPlist;
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79 end
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80 % Build info object
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81 ii = minfo(mfilename, 'plist', 'ltpda', utils.const.categories.helper, '$Id: removeKeys.m,v 1.7 2011/04/08 08:56:21 hewitson Exp $', sets, pl);
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82 ii.setArgsmin(2);
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83 ii.setArgsmax(2);
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84 end
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85
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86 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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87 %
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88 % FUNCTION: getDefaultPlist
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89 %
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90 % DESCRIPTION: Get Default Plist
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91 %
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92 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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93
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94 function pl = getDefaultPlist()
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95
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96 pl = plist();
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97
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98 % Remove
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99 p = param({'remove', 'A list of the parameters to remove, specified by their keys.'}, {1, {'{}'}, paramValue.OPTIONAL});
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100 pl.append(p);
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101
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102 end
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103