Mercurial > hg > ltpda

annotate m-toolbox/classes/@ltpda_uo/fromRepository.m @ 22:b11e88004fca database-connection-manager

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Update collection.fromRepository
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 16:20:06 +0100
parents 69e3d49b4b0c
children 056f8e1e995e
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1 % Retrieve a ltpda_uo from a repository
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % FUNCTION: fromRepository
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5 %
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6 % DESCRIPTION: Retrieve a ltpda_uo from a repository
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7 %
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8 % CALL: obj = fromRepository(pl)
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9 %
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10 % PARAMETER: pl: Parameter list object
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11 %
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12 % VERSION: $Id: fromRepository.m,v 1.4 2010/03/16 19:16:20 ingo Exp $
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13 %
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14 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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15 function [objs, plhout, ii] = fromRepository(obj, pl, ii)
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17 VERSION = 'ltpda_uo: $Id: fromRepository.m,v 1.4 2010/03/16 19:16:20 ingo Exp $';
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18
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19 requested_class = class(obj);
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20
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21 % Set the method version string in the minfo object
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22 ii.setMversion([VERSION '-->' ii.mversion]);
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23
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24 % Get parameters
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25 ids = find(pl, 'id');
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26 cids = find(pl, 'cid');
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27 bin = find(pl, 'binary');
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28
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29 % Make sure that 'ids' or 'cids' are empty arrays if they are empty.
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30 % It might be that the GUI return an empty string.
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31 if isempty(ids)
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32 ids = [];
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33 end
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34 if isempty(cids)
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35 cids = [];
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36 end
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37
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38 % Check if some ID is defined
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39 if isempty(ids) && isempty(cids)
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40 error('### Please define at least one object ID or connection ID');
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41 end
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42
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43 %%% check if using binary or not: 'yes'/'no' or true/false or
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44 %%% 'true'/'false'
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45 bin = utils.prog.yes2true(bin);
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46
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47 % database connection
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48 conn = LTPDADatabaseConnectionManager().connect(pl);
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49
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50 if ~isempty(cids)
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51 for kk=1:numel(cids)
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52 cid = cids(kk);
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53 % get the ids from the cid
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54 ids = [ids utils.repository.getCollectionIDs(conn, cid)];
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55 end
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56 end
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57
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58 % Get each ID
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59 Nids = length(ids);
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60 objs = [];
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61 plhout = [];
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62
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63 for kk=1:Nids
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64
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65 %---- copy the input plist because each object should get an other plist
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66 plh = copy(pl, 1);
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67
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68 %---- This id
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69 id = ids(kk);
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70 utils.helper.msg(utils.const.msg.OPROC2, 'retrieving ID %d', id);
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71
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72 try
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73 %---- call database constructor
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74 if bin
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75 obj = ltpda_uo.retrieve(conn, 'binary', id);
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76 else
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77 obj = ltpda_uo.retrieve(conn, id);
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78 end
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80 if ~strcmp(class(obj), requested_class)
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81 error('### You have used the constructor ''%s'' but the object with id=%d is of class ''%s''', requested_class, id, class(obj));
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82 end
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83
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84 %---- remove the connection from the history plist
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85 if plh.isparam('conn')
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86 plh.remove('conn');
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87 end
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88
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89 %---- Set only the ID of the current object to the plist
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90 plh.pset('ID', id);
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91
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92 %---- Add history-plist to output array
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93 plhout = [plhout plh];
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94
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95 %---- Add to output array
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96 objs = [objs obj];
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97
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98 catch ex
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99 % close connection if we own it
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100 if isempty(find(pl, 'conn'))
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101 conn.close();
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102 end
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103 throw(ex)
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104 end
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105
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106 end
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107
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108 % close connection if we own it
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109 if isempty(find(pl, 'conn'))
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110 conn.close();
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111 end
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112
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113 end
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114