public static Vector<Integer> getValuesInVector(String query) throws SQLException {
Vector<Integer> vc = new Vector<Integer>();
ResultSet rs = Utilfunctions.executeQuery(query);
while (rs.next()) vc.add(rs.getInt(1));
return vc;
}
public static int getClassCode(String classString) throws SQLException {
ResultSet rs =
Utilfunctions.executeQuery(
"SELECT classCode FROM class WHERE CONCAT(course,' ',dept,' ',year,' - ',section) = '"
+ classString
+ "'");
rs.next();
return rs.getInt(1);
}
public static void populateComboBoxwithQuery(JComboBox ComboBox, String Query)
throws SQLException {
ComboBox.removeAllItems();
ResultSet result = Utilfunctions.executeQuery(Query);
try {
while (result.next() != false) {
ComboBox.addItem(result.getString(1));
}
} catch (Exception e) {
// Logger.getLogger(DayWisePeriodConfigChooseForm.class.getName()).log(Level.SEVERE, null, e);
JOptionPane.showMessageDialog(null, e);
}
}
public static int executeUpdate(String query) {
int rowsAffected = 0;
try {
Class.forName("com.mysql.jdbc.Driver");
String dbpwd = Utilfunctions.getDbConfig("password");
if (con == null)
con = DriverManager.getConnection("jdbc:mysql://localhost:3306/schedulepro", "root", dbpwd);
PreparedStatement statement;
statement = con.prepareStatement(query);
rowsAffected = statement.executeUpdate();
} catch (Exception e) {
JOptionPane.showMessageDialog(null, e);
}
return rowsAffected;
}
public static int insertWithGeneratedKey(String query) {
int lastInsertId = 0;
try {
Class.forName("com.mysql.jdbc.Driver");
String dbpwd = Utilfunctions.getDbConfig("password");
if (con == null)
con = DriverManager.getConnection("jdbc:mysql://localhost:3306/schedulepro", "root", dbpwd);
PreparedStatement statement = con.prepareStatement(query, Statement.RETURN_GENERATED_KEYS);
statement.executeUpdate();
ResultSet keys = statement.getGeneratedKeys();
keys.next();
lastInsertId = keys.getInt(1);
return lastInsertId;
} catch (Exception e) {
JOptionPane.showMessageDialog(null, e);
}
return lastInsertId;
}
public static ResultSet executeQuery(String query) {
try {
try {
Class.forName("com.mysql.jdbc.Driver");
} catch (ClassNotFoundException ex) {
JOptionPane.showMessageDialog(null, ex.getMessage());
}
String dbpwd = Utilfunctions.getDbConfig("password");
if (con == null)
con = DriverManager.getConnection("jdbc:mysql://localhost:3306/schedulepro", "root", dbpwd);
PreparedStatement statement = con.prepareStatement(query);
result = statement.executeQuery();
} catch (SQLException e) {
// JOptionPane.showMessageDialog(null, e.getMessage());
Logger.getLogger(DayWisePeriodConfigChooseForm.class.getName()).log(Level.SEVERE, null, e);
}
return result;
}
