Java Reference
In-Depth Information
tableList.add(
new
DBTableRecord(rs.getLong("ID"),
rs.getLong("IDDataBase"), rs.getString("Name"),
rs.getString("Description"), rs.getString("Key"),
rs.getString("Label")));
rs.close(); stmt.close(); con.close();
}
catch
(Exception e) { e.printStackTrace();}
}
// returns an iterator of the list of thematic databases
public static
Iterator getDBListIterator() {
return
dbList.iterator();
}
// returns the list of tables in database "dbName"
public static
Iterator getTableListIterator(String name){
ArrayList selectedTableInfo
#
new ArrayList();
long
idDataBase
#
0;
Iterator iterator
#
dbList.iterator();
while
(iterator.hasNext()) {
DBListRecord dbRecord
#
(DBListRecord) iterator.next();
if
(dbRecord.name.equals(name)) {
idDataBase
#
dbRecord.id;
break
;
}
}
iterator
#
tableList.iterator();
while
(iterator.hasNext()) {
DBTableRecord tableRecord
#
(DBTableRecord) iterator.next();
if
(tableRecord.idDataBase
##
idDataBase)
selectedTableInfo.add(tableRecord);
}
return
selectedTableInfo.iterator();
}
public static
DBValueRecord getRecord(String dbInfo[],
String keyValue) {
try
{
// Load the jdbc-odbc bridge driver
Class.forName ("sun.jdbc.odbc.JdbcOdbcDriver");
String dbName
#
"jdbc:odbc:"
!
dbInfo[0];
Connection con
#
DriverManager.getConnection(dbName);
Statement st
#
con.createStatement ();
// Extract the record related to the selected key
String query
#
"SELECT * FROM "
!
dbInfo[1]
!
" WHERE ("
!
dbInfo[2]
!
"
#
"
!
keyValue
!
')';
ResultSet rs
#
st.executeQuery (query);
// parses the record
