annotate m-toolbox/classes/@plist/getOptionsForParam.m @ 41:6def6533cb16 database-connection-manager

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author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 18:04:34 +0100
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1 % GETOPTIONSFORPARAM Returns the options for the specified parameter key.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: GETOPTIONSFORPARAM Returns the options for the specified
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5 % parameter key.
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6 %
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7 % CALL: obj = obj.getOptionsForParam('key');
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8 % obj = obj.getOptionsForParam(plist('key'));
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9 % obj = getOptionsForParam(obj, 'key');
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10 %
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11 % INPUTS: obj - One parameter list (plist).
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12 % key - Parameter key
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13 %
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14 % <a href="matlab:utils.helper.displayMethodInfo('plist', 'getOptionsForParam')">Parameters Description</a>
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15 %
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16 % VERSION: $Id: getOptionsForParam.m,v 1.7 2011/04/08 08:56:21 hewitson Exp $
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17 %
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18 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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19
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20 function varargout = getOptionsForParam(varargin)
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21
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22 %%% Check if this is a call for parameters
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23 if utils.helper.isinfocall(varargin{:})
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24 varargout{1} = getInfo(varargin{3});
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25 return
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26 end
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27
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28 if nargin ~= 2
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29 error('### This method works only with two inputs (plist + key name).');
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30 end
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31 if ~(isa(varargin{1}, 'plist') || numel(varargin{1} ~= 1))
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32 error('### This method accepts only one plist as an input.')
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33 end
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34 if ~(ischar(varargin{2}) || isa(varargin{2}, 'plist'))
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35 error('### The second input must be a ')
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36 end
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37
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38 pl = varargin{1};
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39 key = varargin{2};
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40 val = [];
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41
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42 if isa(key, 'plist')
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43 key = key.find('key');
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44 end
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45
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46 for ii = 1:pl.nparams
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47 if strcmpi(pl.params(ii).key, key)
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48 if isa(pl.params(ii).val, 'paramValue')
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49 val = pl.params(ii).val.getOptions();
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50 else
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51 val = {pl.params(ii).val};
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52 end
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53 break;
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54 end
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55 end
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56
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57 % Single output
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58 varargout{1} = val;
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59 end
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60
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61
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62 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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63 % Local Functions %
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64 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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65
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66 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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67 %
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68 % FUNCTION: getInfo
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69 %
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70 % DESCRIPTION: Get Info Object
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71 %
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72 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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73
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74 function ii = getInfo(varargin)
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75 if nargin == 1 && strcmpi(varargin{1}, 'None')
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76 sets = {};
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77 pl = [];
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78 else
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79 sets = {'Default'};
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80 pl = getDefaultPlist;
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81 end
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82 % Build info object
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83 ii = minfo(mfilename, 'plist', 'ltpda', utils.const.categories.helper, '$Id: getOptionsForParam.m,v 1.7 2011/04/08 08:56:21 hewitson Exp $', sets, pl);
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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
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95 function pl = getDefaultPlist()
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96
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97 pl = plist();
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98
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99 % Key
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100 p = param({'key', 'The key of the parameter to retrieve the options from.'}, paramValue.EMPTY_STRING);
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101 pl.append(p);
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102
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103 end
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104
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105
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106