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annotate m-toolbox/classes/@paramValue/setValIndex.m @ 40:977eb37f31cb database-connection-manager

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User friendlier errors from utils.mysql.connect
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 18:04:03 +0100
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1 % SETVALINDEX Sets the property 'valIndex'.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: Set the property 'valIndex'.
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5 %
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6 % CALL: obj = obj.setValIndex(idx);
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7 % obj = setValIndex(obj, idx);
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8 %
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9 % INPUTS: obj - single paramValue object
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10 % idx - new index
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11 %
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12 % REMARK: This method checks if the index is in range of the options
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13 %
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14 % VERSION: $Id: setValIndex.m,v 1.2 2009/06/17 15:57:57 ingo Exp $
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15 %
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16 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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17
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18 function varargout = setValIndex(varargin)
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19
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20 %%% Check number in inputs
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21 if nargin ~= 2
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22 error('### This method accepts only two inputs. The first one must be the object and the second one an integer.');
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23 end
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24
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25 obj = varargin{1};
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26 valIdx = varargin{2};
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27
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28 %%% Check the correctness of the inputs
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29 if ~isa(obj, 'paramValue') || numel(obj) ~= 1
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30 error('### The first input must be a single paramValue object.');
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31 end
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32 if ~isnumeric(valIdx)
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33 error('### Please specify a integer for the value index.');
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34 end
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35
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36 %%% Check if the new index is in range of the options.
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37 if valIdx > numel(obj.options)
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38 error('### The value index [%d] must be inside the range of the options [%d..%d]', valIdx, (numel(obj.options)>0), max(numel(obj.options)))
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39 end
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40
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41 obj = copy(obj, nargout);
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42
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43 obj.valIndex = valIdx;
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44
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45 %%% Prepare output
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46 varargout{1} = obj;
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47
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48 end