+
−function ids = getCollectionIDs(conn, cid)
+
−% GETCOLLECTIONIDS  Return the IDs of the object composing a collection.
+
−%
+
−% CALL:
+
−%
+
−%   ids = utils.repository.getCollectionIDs(conn, cid)
+
−%
+
−% PARAMETERS:
+
−%
+
−%   CONN   database connection implementing java.sql.Connection
+
−%   CID    collection id
+
−%
+
−
+
−  rows = utils.mysql.execute(conn, 'SELECT nobjs, obj_ids FROM collections WHERE id = ?', cid);
+
−  if isempty(rows)
+
−    error('### collection %d not found', cid);
+
−  end
+
−  nobjs = rows{1};
+
−  ids = strread(rows{2}, '%d', 'delimiter', ',');
+
−  if length(ids) ~= nobjs
+
−    error('### inconsistent collection description');
+
−  end
+
−  % transform column vector in row vector
+
−  ids = ids';
+
−  
+
−end