Diffusion Instrument Control (TekRSA-Freq-vs-Time) Browse

MyClassParser.m
ec192dbf51a0TekRSA-Freq-vs-Time

MyClassParser.m
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			% Input parser, which functionality was extended to automatically add
			% class properties to the scheme and assign the results after parsing is
			% done.

			classdef MyClassParser < inputParser

			methods (Access = public)
			function this = MyClassParser(varargin)
			this@inputParser();

			if nargin() == 1

			% If an object is supplied via varargin, add its properties
			% to the parser scheme
			addClassProperties(this, varargin{1});
			end
			end

			% Add all the properties the class which are not already present
			% in the scheme of the parser and which have set access
			% permitted for MyClassParser
			function addClassProperties(this, Obj)
			ObjMetaclass = metaclass(Obj);

			for i=1:length(ObjMetaclass.PropertyList)
			TmpMpr = ObjMetaclass.PropertyList(i);

			% If parameter is already present in the parser scheme,
			% skip
			if ismember(TmpMpr.Name, this.Parameters)
			continue
			end

			% Constant, Dependent and Abstract propeties cannot be set,
			% so skip in this case also.
			if TmpMpr.Constant \|\| TmpMpr.Abstract \|\| ...
			(TmpMpr.Dependent && isempty(TmpMpr.SetMethod))
			continue
			end

			% Check if the parser has access to the property. This
			% can be true in two cases: 1) SetAccess is public
			% 2) MyClassParser class was explicitly given access
			sa = TmpMpr.SetAccess;
			if ischar(sa)
			has_access = strcmpi(sa, 'public');
			elseif iscell(sa)

			% Case when SetAcces is specified as cell array of
			% metaclasses
			has_access = any(...
			cellfun(@(x) strcmpi(x.Name, class(this)), sa));
			else
			has_access = false;
			end

			if ~has_access

			% Return if the parser does not have access to the
			% property
			continue
			end

			% Determine the default value and validation function
			if TmpMpr.HasDefault
			def = TmpMpr.DefaultValue;
			else
			def = [];
			end

			if isempty(TmpMpr.SetMethod) && TmpMpr.HasDefault

			% Create validation function based on the class of
			% default value
			validationFcn = @(x)assert(isa(x, class(def)),...
			['The value must be of the class ' ...
			class(def) ' while the present one is ' ...
			'of the class ' class(x) '.']);
			opt_vars = {def, validationFcn};
			else

			% Validation is either done by the set method
			% defined in the object class or completely absent
			opt_vars = {def};
			end

			% Add the property as a parameter to the parser scheme
			addParameter(this, TmpMpr.Name, opt_vars{:});
			end
			end

			% parse varargin and assign results to class properties
			% with the same names as parameters
			function processInputs(this, Obj, varargin)
			parse(this, varargin{:});

			% assign results that have associated class properties with
			% public set access
			for i=1:length(this.Parameters)
			par = this.Parameters{i};
			if ~ismember(par, this.UsingDefaults) && isprop(Obj, par)
			try

			% The value assignment will fail if the parser does
			% not have access to the corresponding property;
			% such properties have to be assigned manually
			Obj.(par) = this.Results.(par);
			catch
			end
			end
			end
			end
			end
			end

rINSTCONTROL/@MyClassParser/MyClassParser.mec192dbf51a0TekRSA-Freq-vs-Time

MyClassParser.mView Options

rINSTCONTROL/@MyClassParser/MyClassParser.m
ec192dbf51a0TekRSA-Freq-vs-Time

MyClassParser.m
View Options