Mercurial > hg > ltpda

annotate m-toolbox/classes/@workspaceBrowser/retrieveObjectsFromDialog.m @ 0:f0afece42f48

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Import.
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 23 Nov 2011 19:22:13 +0100
parents
children 317b5f447f3e
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0
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1
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2
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3
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4 function retrieveObjectsFromDialog(varargin)
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5
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6 if ~isa(varargin{1}, 'mpipeline.repository.RepositoryRetrieveDialog')
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7 error('### The first input must be a mpipeline.repository.RepositoryRetrieveDialog');
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8 end
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9 if ~isa(varargin{2}, 'mpipeline.repository.RepositoryConnection')
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10 error('### The first input must be a mpipeline.repository.RepositoryConnection');
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11 end
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12
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13 qb = varargin{1};
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14 conn = varargin{2};
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15
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16 % Get object IDs
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17 obj_ids = qb.getObjectIDs;
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18 col_ids = qb.getCollectionIDs;
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19
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20 if isempty(obj_ids) && isempty(col_ids)
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21 utils.helper.errorDlg('Please enter either a object ID or a collection ID.');
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22 return
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23 end
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24
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25 % object prefix
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26 obj_prefix = char(qb.getObjectPrefix);
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27
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28 % append object type?
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29 appendObjectType = qb.appendObjectType;
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30
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31 % binary retrieval?
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32 binaryRetrieval = qb.useBinaryRetrieval;
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33
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34 % file extension
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35 fileext = qb.getSaveFileExtension;
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36
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37 [objs, obj_names] = retrieveObjects(conn, obj_ids, col_ids, binaryRetrieval, obj_prefix, appendObjectType);
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38
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39 if qb.isSaveObjects
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40 save_objects(objs, obj_names, fileext);
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41 else
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42 import_objects(objs, obj_names);
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43 end
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44
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45 end
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46
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47 function save_objects(objs, obj_names, fileext)
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48 for j=1:length(objs)
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49 if isvarname(obj_names{j})
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50 save(objs{j}, [obj_names{j} char(fileext)]);
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51 else
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52 utils.helper.errorDlg('Can not save the object(s) because you used a not valid prefix name.');
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53 end
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54 end
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55 end
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56
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57 function import_objects(objs, obj_names)
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58 for j=1:length(objs)
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59 if isvarname(obj_names{j})
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60 assignin('base', obj_names{j}, objs{j});
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61 else
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62 utils.helper.errorDlg('Can not import the object(s) because you used a not valid prefix name.');
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63 end
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64 end
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65 end
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66
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67 function [objs, obj_names] = retrieveObjects(conn, ids, cids, retrieveBinary, prefix, appendObj)
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68
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69
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70 %---------------------------------------------------------------
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71 % Retrieve these ids
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72 objs = {};
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73 obj_names = {};
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74 for j=1:length(ids)
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75 disp(sprintf('+ retrieving object %d', ids(j)));
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76
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77 % determine object type
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78 tt = char(mpipeline.repository.MySQLUtils.getObjectTypeForID(conn, ids(j)));
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79
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80 if isempty(tt) || strcmp(tt, 'No Data')
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81 utils.helper.errorDlg('Object type is unknown. Does this object really exist?');
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82 return
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83 end
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84
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85 objname = sprintf('%s%03d', prefix, ids(j));
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86 if appendObj
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87 objname = [objname '_' tt];
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88 end
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89 obj_names = [obj_names {objname}];
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90
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91 % Retrieve object
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92 hostname = char(conn.getHostname);
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93 db = char(conn.getDatabase);
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94 % add history
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95 pl = plist('hostname', hostname, 'database', db, 'ID', ids(j), 'conn', conn);
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96 if retrieveBinary
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97 pl.append('Binary', 'yes');
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98 disp(sprintf('*** performing binary retrieval.'));
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99 end
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100 obj = eval(sprintf('%s(pl);', tt));
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101
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102 objs = [objs {obj}];
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103 end
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104
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105 %---------------------------------------------------------------
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106 % Retrieve these Collections
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107 for k=1:length(cids)
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108
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109 % get Ids from Cid
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110 ids = mpipeline.repository.MySQLUtils.getObjectIDsFromCollectionID(conn, cids(k));
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111 if isempty(ids)
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112 error('### This collection doesn''t seem to exist.');
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113 end
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114
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115 for j=1:length(ids)
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116 disp(sprintf('+ retrieving collection %d : %d', cids(k), ids(j)));
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117 tt = char(mpipeline.repository.MySQLUtils.getObjectTypeForID(conn, ids(j)));
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118 if ismember(tt, utils.helper.ltpda_userclasses)
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119 % Retrieve object
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120 if isa(conn, 'database')
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121 ipbits = regexp(conn.URL, '([0-9]+)', 'match');
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122 ip = [ipbits{1} '.' ipbits{2} '.' ipbits{3} '.' ipbits{4}];
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123 db = regexp(conn.URL, '/', 'split');
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124 db = db{end};
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125 else
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126 ip = conn.getHostname;
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127 db = conn.getDatabase;
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128 end
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129 % add history
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130 pl = plist('hostname', ip, 'database', db, 'ID', ids(j), 'conn', conn);
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131 obj = eval(sprintf('%s(pl);', tt));
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132
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133 objname = sprintf('%sC%03d_%03d', prefix, cids(k), ids(j));
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134 if appendObj
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135 objname = [objname '_' tt];
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136 end
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137 obj_names = [obj_names {objname}];
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138 objs = [objs {obj}];
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139 else
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140 warning('!!! Objects of type %s are no longer considered user objects and can not be retrieved.', tt);
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141 end
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142 end
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143 end
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144
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145 end
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146