user input to database

/* * Studentinfo2App.java */

package studentinfo2;

import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.Statement; import org.jdesktop.application.Application; import org.jdesktop.application.SingleFrameApplication; /** * The main class of the application. */ public class Studentinfo2App extends SingleFrameApplication {

/**
 * At startup create and show the main frame of the application.
 */
@Override protected void startup() {
    show(new Studentinfo2View(this));
    ConnectDB();
}

/**
 * This method is to initialize the specified window by injecting resources.
 * Windows shown in our application come fully initialized from the GUI
 * builder, so this additional configuration is not needed.
 */
@Override protected void configureWindow(java.awt.Window root) {
}

/**
 * A convenient static getter for the application instance.
 * @return the instance of Studentinfo2App
 */
public static Studentinfo2App getApplication() {
    return Application.getInstance(Studentinfo2App.class);
}

/**
 * Main method launching the application.
 */
public static void main(String[] args) {
    launch(Studentinfo2App.class, args);
}
Statement Query;
Connection Connector;


private void ConnectDB() {
   String driver = "sun.jdbc.odbc.jdbcodbcDriver";
    String url = "StudentInfo2App.mdb";
    try
    {
        Class.forName(driver);
        Connector = DriverManager.getConnection(url);
        Query = Connector.createStatement();
    }
    catch (Exception ex)
    {

    }

}
 private void Addstudent()
{
    try
    {
        Query.execute("Insert Student;");
    }
    catch (Exception ex)
    {

    }
}
 private int RegisteredStudents(int Id)
{
    try
    {
        ResultSet results = Query.executeQuery("Select Count(*) from Student  Programme = "+ Id + ";");
        return results.getInt(1);
    }
    catch (Exception ex)
    {

    }
    return 0;
}
private void DeleteSTUD(int Id)
{
    try
    {
        Query.execute("Delete Student = " + Id + ";");
    }
    catch (Exception ex)
    {

    }
}


 private int TotalFemales()
{
    try
    {
        ResultSet results = Query.executeQuery("Select the Count(*) from Student Gender = false;");
        return results.getInt(1);
    }
    catch (Exception ex)
    {

    }
    return 0;
}
private int Totalmales()
{
    try
    {
        ResultSet results = Query.executeQuery("Select the Count(*) from Student  Gender = true;");
        return results.getInt(1);
    }
    catch (Exception ex)
    {

    }
    return 0;
}

} could you plz check what is wrong wit my code because in my database user input from my applet does not show...