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comparison m-toolbox/classes/+utils/@jmysql/updateObjMetadata.m @ 0:f0afece42f48

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Import.
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 23 Nov 2011 19:22:13 +0100
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1 function updateObjMetadata(conn, obj, objid)
2 % an utility to update entries for various object metadata in the
3 % corresponding tables. differs from insertObjMetadataV1() by
4 % the use of the new v3.0 database structure
5 %
6 % MUST BE KEPT IN SYNC WITH insertObjMetadata()
7 %
8 % conn - Java database connection object
9 % obj - object
10 % objid - unique ID of the object in the database
11 %
12 % VERSION: $Id: updateObjMetadata.m,v 1.7 2011/11/09 18:47:04 mauro Exp $
13 %
14 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
15
16 import utils.const.*
17
18 if nargin < 3
19 error('### incorrect usage');
20 end
21 if ~isjava(conn)
22 error('### incorrect usage');
23 end
24
25 % class of object
26 cl = class(obj);
27 utils.helper.msg(msg.PROC2, 'making meta data entry for %s object', cl);
28
29 switch cl
30 case 'ao'
31
32 % call recursively to insert the data object info
33 utils.jmysql.updateObjMetadata(conn, obj.data, objid);
34
35 % insert the AO info
36 stmt = conn.prepareStatement(...
37 'UPDATE ao SET data_type=?, description=? WHERE obj_id = ?');
38 stmt.setObject(1, java.lang.String(class(obj.data)));
39 desc = obj.description;
40 if length(desc)>65535
41 warning('Object description length exceeded. Truncating to 65535 characters');
42 desc = desc(1:65535);
43 end
44 stmt.setObject(2, java.lang.String(desc));
45 stmt.setObject(3, objid);
46 stmt.executeUpdate();
47 stmt.close();
48
49 case 'cdata'
50
51 stmt = conn.prepareStatement(...
52 'UPDATE cdata SET yunits=? WHERE obj_id = ?');
53 stmt.setObject(1, java.lang.String(char(obj.yunits)));
54 stmt.setObject(2, objid);
55 stmt.executeUpdate();
56 stmt.close();
57
58 case 'fsdata'
59
60 % possible bad entries
61 fs = obj.fs;
62 if ~isfinite(fs)
63 fs = [];
64 end
65
66 stmt = conn.prepareStatement(...
67 'UPDATE fsdata SET xunits=?, yunits=?, fs=? WHERE obj_id = ?');
68 stmt.setObject(1, java.lang.String(char(obj.xunits)));
69 stmt.setObject(2, java.lang.String(char(obj.yunits)));
70 stmt.setObject(3, fs);
71 stmt.setObject(4, objid);
72 stmt.executeUpdate();
73 stmt.close();
74
75 case 'tsdata'
76
77 stmt = conn.prepareStatement(...
78 'UPDATE tsdata SET xunits=?, yunits=?, fs=?, t0=?, nsecs=?, toffset=? WHERE obj_id = ?');
79 stmt.setObject(1, java.lang.String(char(obj.xunits)));
80 stmt.setObject(2, java.lang.String(char(obj.yunits)));
81 stmt.setObject(3, obj.fs);
82 stmt.setObject(4, java.lang.String(format(obj.t0 + obj.toffset/1000, 'yyyy-mm-dd HH:MM:SS', 'UTC')));
83 stmt.setObject(5, obj.nsecs);
84 stmt.setObject(6, obj.toffset);
85 stmt.setObject(7, objid);
86 stmt.execute();
87 stmt.close();
88
89 case 'xydata'
90
91 stmt = conn.prepareStatement(...
92 'UPDATE xydata SET xunits=?, yunits=? WHERE obj_id = ?');
93 stmt.setObject(1, java.lang.String(char(obj.xunits)));
94 stmt.setObject(2, java.lang.String(char(obj.yunits)));
95 stmt.setObject(3, objid);
96 stmt.execute();
97 stmt.close();
98
99 case 'mfir'
100
101 stmt = conn.prepareStatement(...
102 'UPDATE mfir SET in_file=?, fs=? WHERE obj_id = ?');
103 stmt.setObject(1, java.lang.String(obj.infile));
104 stmt.setObject(2, obj.fs);
105 stmt.setObject(3, objid);
106 stmt.execute();
107 stmt.close();
108
109 case 'miir'
110
111 stmt = conn.prepareStatement(...
112 'UPDATE miir SET in_file=?, fs=? WHERE obj_id = ?');
113 stmt.setObject(1, java.lang.String(obj.infile));
114 stmt.setObject(2, obj.fs);
115 stmt.setObject(3, objid);
116 stmt.execute();
117 stmt.close();
118
119 otherwise
120 utils.helper.msg(msg.PROC2, 'no meta data table for %s object', cl);
121
122 end
123
124 end