Mercurial > hg > ltpda
annotate m-toolbox/classes/@ltpda_uo/fromRepository.m @ 21:8be9deffe989 database-connection-manager
Update ltpda_uo.update
| author | Daniele Nicolodi <nicolodi@science.unitn.it> |
|---|---|
| date | Mon, 05 Dec 2011 16:20:06 +0100 |
| parents | 69e3d49b4b0c |
| children | 056f8e1e995e |
| rev | line source |
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| 0 | 1 % Retrieve a ltpda_uo from a repository |
| 2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% | |
| 3 % | |
| 4 % FUNCTION: fromRepository | |
| 5 % | |
| 6 % DESCRIPTION: Retrieve a ltpda_uo from a repository | |
| 7 % | |
| 8 % CALL: obj = fromRepository(pl) | |
| 9 % | |
| 10 % PARAMETER: pl: Parameter list object | |
| 11 % | |
| 12 % VERSION: $Id: fromRepository.m,v 1.4 2010/03/16 19:16:20 ingo Exp $ | |
| 13 % | |
| 14 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% | |
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15 function [objs, plhout, ii] = fromRepository(obj, pl, ii) |
| 0 | 16 |
| 17 VERSION = 'ltpda_uo: $Id: fromRepository.m,v 1.4 2010/03/16 19:16:20 ingo Exp $'; | |
| 18 | |
| 19 requested_class = class(obj); | |
| 20 | |
| 21 % Set the method version string in the minfo object | |
| 22 ii.setMversion([VERSION '-->' ii.mversion]); | |
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23 |
| 0 | 24 % Get parameters |
| 25 ids = find(pl, 'id'); | |
| 26 cids = find(pl, 'cid'); | |
| 27 bin = find(pl, 'binary'); | |
| 28 | |
| 29 % Make sure that 'ids' or 'cids' are empty arrays if they are empty. | |
| 30 % It might be that the GUI return an empty string. | |
| 31 if isempty(ids) | |
| 32 ids = []; | |
| 33 end | |
| 34 if isempty(cids) | |
| 35 cids = []; | |
| 36 end | |
| 37 | |
| 38 % Check if some ID is defined | |
| 39 if isempty(ids) && isempty(cids) | |
| 40 error('### Please define at least one object ID or connection ID'); | |
| 41 end | |
| 42 | |
| 43 %%% check if using binary or not: 'yes'/'no' or true/false or | |
| 44 %%% 'true'/'false' | |
| 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); |
| 0 | 49 |
| 50 if ~isempty(cids) | |
| 51 for kk=1:numel(cids) | |
| 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)]; |
| 0 | 55 end |
| 56 end | |
| 57 | |
| 58 % Get each ID | |
| 59 Nids = length(ids); | |
| 60 objs = []; | |
| 61 plhout = []; | |
| 62 | |
| 63 for kk=1:Nids | |
| 64 | |
| 65 %---- copy the input plist because each object should get an other plist | |
| 66 plh = copy(pl, 1); | |
| 67 | |
| 68 %---- This id | |
| 69 id = ids(kk); | |
| 70 utils.helper.msg(utils.const.msg.OPROC2, 'retrieving ID %d', id); | |
| 71 | |
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72 try |
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73 %---- call database constructor |
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74 if bin |
| 0 | 75 obj = ltpda_uo.retrieve(conn, 'binary', id); |
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76 else |
| 0 | 77 obj = ltpda_uo.retrieve(conn, id); |
| 78 end | |
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79 |
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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'); |
| 0 | 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) |
| 0 | 104 end |
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105 |
| 0 | 106 end |
| 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(); |
| 0 | 111 end |
| 112 | |
| 113 end | |
| 114 |