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annotate m-toolbox/classes/@plist/getParamValueForParam.m @ 52:daf4eab1a51e database-connection-manager tip

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Fix. Default password should be [] not an empty string
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 07 Dec 2011 17:29:47 +0100
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1 % GETPARAMVALUEFORPARAM Returns the paramValue for the specified parameter key.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: GETPARAMVALUEFORPARAM Returns the paramValue for the specified parameter key.
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5 %
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6 % CALL: obj = obj.getParamValueForParam('key');
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7 % obj = obj.getParamValueForParam(plist('key'));
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8 % obj = getParamValueForParam(obj, 'key');
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9 %
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10 % INPUTS: obj - One parameter list (plist).
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11 % key - Parameter key
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12 %
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13 % <a href="matlab:utils.helper.displayMethodInfo('plist', 'getOptionsForParam')">Parameters Description</a>
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14 %
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15 % VERSION: $Id: getParamValueForParam.m,v 1.4 2011/04/08 08:56:21 hewitson Exp $
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16 %
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17 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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18
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19 function varargout = getParamValueForParam(varargin)
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20
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21 %%% Check if this is a call for parameters
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22 if utils.helper.isinfocall(varargin{:})
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23 varargout{1} = getInfo(varargin{3});
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24 return
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25 end
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26
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27 if nargin ~= 2
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28 error('### This method works only with two inputs (plist + key name).');
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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('### This method accepts only one plist as an input.')
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32 end
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33 if ~(ischar(varargin{2}) || isa(varargin{2}, 'plist'))
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34 error('### The second input must be a ')
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35 end
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36
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37 pl = varargin{1};
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38 key = varargin{2};
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39 val = [];
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40
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41 if isa(key, 'plist')
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42 key = key.find('key');
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43 end
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44
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45 for ii = 1:pl.nparams
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46 if strcmpi(pl.params(ii).key, key)
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47 val = pl.params(ii).val;
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48 break;
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49 end
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50 end
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51
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52 % Single output
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53 varargout{1} = val;
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54 end
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55
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56
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57 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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58 % Local Functions %
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59 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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60
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61 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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62 %
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63 % FUNCTION: getInfo
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64 %
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65 % DESCRIPTION: Get Info Object
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66 %
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67 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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68
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69 function ii = getInfo(varargin)
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70 if nargin == 1 && strcmpi(varargin{1}, 'None')
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71 sets = {};
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72 pl = [];
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73 else
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74 sets = {'Default'};
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75 pl = getDefaultPlist;
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76 end
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77 % Build info object
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78 ii = minfo(mfilename, 'plist', 'ltpda', utils.const.categories.helper, '$Id: getParamValueForParam.m,v 1.4 2011/04/08 08:56:21 hewitson Exp $', sets, pl);
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79 end
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80
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81 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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82 %
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83 % FUNCTION: getDefaultPlist
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84 %
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85 % DESCRIPTION: Get Default Plist
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86 %
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87 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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88
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89
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90 function pl = getDefaultPlist()
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91
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92 pl = plist();
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93
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94 % Key
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95 p = param({'key', 'The key of the parameter to retrieve the options from.'}, paramValue.EMPTY_STRING);
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96 pl.append(p);
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97
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98 end
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99
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101