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annotate m-toolbox/classes/+utils/@jmysql/insertObjMetadataV1.m @ 43:bc767aaa99a8

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CVS Update
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Tue, 06 Dec 2011 11:09:25 +0100
parents f0afece42f48
children
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 function id = insertObjMetadataV1(conn, obj, objid)
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2 % an utility to insert entries for various object metadata in the
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3 % corresponding tables. uses the old v2.1 database schema.
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4 %
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5 % MUST BE KEPT IN SYNC WITH updateObjMetadataV1()
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6 %
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7 % conn - Java database connection object
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8 % obj - object
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9 % objid - unique ID of the object in the database
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10 %
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11
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12 import utils.const.*
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13
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14 if nargin < 3
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15 error('### incorrect usage');
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16 end
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17 if ~isjava(conn)
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18 error('### incorrect usage');
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19 end
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20
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21 % default output value
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22 id = [];
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23
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24 % class of object
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25 cl = class(obj);
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26 utils.helper.msg(msg.PROC2, 'making meta data entry for %s object', cl);
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27
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28 switch cl
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29 case 'ao'
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30
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31 % call recursively to insert the data object info
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32 dataid = utils.jmysql.insertObjMetadataV1(conn, obj.data, objid);
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33
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34 % insert the AO info
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35 stmt = conn.prepareStatement(...
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36 'INSERT INTO ao (obj_id, data_type, data_id, description) VALUES (?, ?, ?, ?)');
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37 stmt.setObject(1, objid);
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38 stmt.setObject(2, java.lang.String(class(obj.data)));
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39 stmt.setObject(3, dataid);
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40 desc = obj.description;
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41 if length(desc)>65535
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42 warning('Object description length exceeded. Truncating to 65535 characters');
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43 desc = desc(1:65535);
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44 end
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45 stmt.setObject(4, java.lang.String(desc));
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46 stmt.execute();
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47 stmt.close();
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48
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49 case 'cdata'
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50
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51 stmt = conn.prepareStatement(...
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52 'INSERT INTO cdata (yunits) VALUES (?)');
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53 stmt.setObject(1, java.lang.String(char(obj.yunits)));
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54 stmt.executeUpdate();
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55
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56 % obtain generated data id
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57 rs = stmt.getGeneratedKeys();
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58 rs.next();
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59 id = rs.getInt(1);
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60 rs.close();
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61 stmt.close();
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62
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63 case 'fsdata'
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64
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65 % possible bad entries
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66 fs = obj.fs;
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67 if ~isfinite(fs)
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68 fs = [];
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69 end
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70
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71 stmt = conn.prepareStatement(...
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72 'INSERT INTO fsdata (xunits, yunits, fs) VALUES (?, ?, ?)');
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73 stmt.setObject(1, java.lang.String(char(obj.xunits)));
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74 stmt.setObject(2, java.lang.String(char(obj.yunits)));
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75 stmt.setObject(3, fs);
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76 stmt.executeUpdate();
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77
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78 % obtain generated data id
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79 rs = stmt.getGeneratedKeys();
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80 rs.next();
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81 id = rs.getInt(1);
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82 rs.close();
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83 stmt.close();
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84
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85 case 'tsdata'
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86
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87 stmt = conn.prepareStatement(...
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88 'INSERT INTO tsdata (xunits, yunits, fs, t0, nsecs) VALUES (?, ?, ?, ?, ?)');
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89 stmt.setObject(1, java.lang.String(char(obj.xunits)));
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90 stmt.setObject(2, java.lang.String(char(obj.yunits)));
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91 stmt.setObject(3, obj.fs);
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92 stmt.setObject(4, java.lang.String(format(obj.t0, 'yyyy-mm-dd HH:MM:SS', 'UTC')));
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93 stmt.setObject(5, obj.nsecs);
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94 stmt.executeUpdate();
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95
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96 % obtain generated data id
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97 rs = stmt.getGeneratedKeys();
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98 rs.next();
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99 id = rs.getInt(1);
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100 rs.close();
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101 stmt.close();
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102
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103 case 'xydata'
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104
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105 stmt = conn.prepareStatement(...
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106 'INSERT INTO xydata (xunits, yunits) VALUES (?, ?)');
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107 stmt.setObject(1, java.lang.String(char(obj.xunits)));
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108 stmt.setObject(2, java.lang.String(char(obj.yunits)));
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109 stmt.executeUpdate();
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110
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111 % obtain generated data id
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112 rs = stmt.getGeneratedKeys();
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113 rs.next();
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114 id = rs.getInt(1);
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115 rs.close();
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116 stmt.close();
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117
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118 case 'mfir'
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119
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120 stmt = conn.prepareStatement(...
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121 'INSERT INTO mfir (obj_id, in_file, fs) VALUES (?, ?, ?)');
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122 stmt.setObject(1, objid);
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123 stmt.setObject(2, java.lang.String(obj.infile));
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124 stmt.setObject(3, obj.fs);
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125 stmt.execute();
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126 stmt.close();
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127
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128 case 'miir'
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129
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130 stmt = conn.prepareStatement(...
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131 'INSERT INTO miir (obj_id, in_file, fs) VALUES (?, ?, ?)');
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132 stmt.setObject(1, objid);
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133 stmt.setObject(2, java.lang.String(obj.infile));
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134 stmt.setObject(3, obj.fs);
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135 stmt.execute();
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136 stmt.close();
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137
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138 otherwise
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139 utils.helper.msg(msg.PROC2, 'no meta data table for %s object', cl);
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140
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141 end
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142 end