A simple GUI application for JDBC

Appv1.java

import java.awt.Color;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.*;
public class Appv1 extends Conn implements ActionListener{

//    all elements must be static for results to display correctly
    
    static JFrame f,j2;
    static JTextField t1, t2, t3, t4, t5, t6, t7;
    static JLabel pubid, pubname, phno, add, city, state, zip; 
    static JButton insert, exit, fetch,clear, restart;
    static JTable table;
    
    
    public Driver()
    {
        
//        Initializing the elements
        f = new JFrame("PUBLISHERS");
        pubid = new JLabel("Publishers ID:");
        t1 = new JTextField();
        pubname = new JLabel("Publishers Name:");
        t2 = new JTextField();
        phno = new JLabel("Phone Number:");
        t3 = new JTextField();
        add = new JLabel("Address:");
        t4 = new JTextField();
        city = new JLabel("City:");
        t5 = new JTextField();
        state = new JLabel("State:");
        t6 = new JTextField();
        zip = new JLabel("Zip:");
        t7 = new JTextField(); 
        insert = new JButton("Insert");
        exit = new JButton("Exit");
        fetch = new JButton("Fetch Records");
        clear = new JButton("Clear");
        restart = new JButton("Restart");
        
        
//        setting positions and adding background
        pubid.setBounds(60, 20, 250, 200);
        t1.setBounds(300,110,100,30);
        pubname.setBounds(60, 85, 250, 200);
        t2.setBounds(300,170,180,30);
        phno.setBounds(60, 150, 250, 200);
        t3.setBounds(300,230,150,30);
        add.setBounds(60, 215, 250, 200);
        t4.setBounds(300,300,180,30);
        city.setBounds(60, 280, 250, 200);
        t5.setBounds(300,370,150,30);
        state.setBounds(60, 350, 250, 200);
        t6.setBounds(300,440,150,30);
        zip.setBounds(60, 420, 250, 200);
        t7.setBounds(300,510,150,30);
        insert.setBounds(20, 590, 120, 50 );
        insert.setBackground(Color.BLACK);
        insert.setForeground(Color.WHITE);
        fetch.setBounds(170,590,120,50);
        fetch.setBackground(Color.BLACK);
        fetch.setForeground(Color.WHITE);
        clear.setBounds(320, 590, 120, 50 );
        clear.setBackground(Color.BLACK);
        clear.setForeground(Color.WHITE);
        exit.setBounds(460, 590, 120, 50 );
        exit.setBackground(Color.BLACK);
        exit.setForeground(Color.WHITE);
        restart.setBounds(600, 590, 120, 50);
        restart.setBackground(Color.BLACK);
        restart.setForeground(Color.WHITE);
        
//        Adding all the elemnts onto the frame
        f.setBackground(Color.WHITE);
        f.add(pubid);
        f.add(t1);
        f.add(pubname);
        f.add(t2);
        f.add(phno);
        f.add(t3);
        f.add(add);
        f.add(t4);
        f.add(city);
        f.add(t5);
        f.add(state);
        f.add(t6);
        f.add(zip);
        f.add(t7);
        f.add(insert);
        f.add(fetch);
        f.add(clear);
        f.add(exit);
        f.add(restart);
        f.setBackground(Color.BLACK);
        
        
        f.setLayout(null);
        f.setVisible(true);
        f.setSize(800, 800);
        
        
//       Adding the onclick functionality
        insert.addActionListener(this);
        exit.addActionListener(this);
        fetch.addActionListener(this);
        clear.addActionListener(this);
        restart.addActionListener(this);
        
    }
    
//     all the functionality events are added here
    @Override
    public void actionPerformed(ActionEvent e) {
        
    }
    
    public static void main(String[] args) {
        // TODO code application logic here
        Appv1 a = new Appv1();
    }