import java.awt.BorderLayout;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.event.*;
import javax.swing.text.*;
public class cl{
  public static void main(String args[]) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JButton btn = new JButton("btn");
    frame.setLayout(null);
    btn.setBounds(550,65,100,40);
    Object rowData[][] = { { "Row1-Column1", "Row1-Column2", "Row1-Column3" },
        { "Row2-Column1", "Row2-Column2", "Row2-Column3" } };
    Object columnNames[] = { "Column One", "Column Two", "Column Three" };
    JTable table = new JTable(rowData, columnNames);
    JScrollPane scrollPane = new JScrollPane(table);
    frame.add(btn);
    frame.add(scrollPane);
    frame.setSize(900,600);
    frame.setVisible(true);
  }
}
I am new in java swing ..... I want to add scrollable JTable, would not use any layout that is why use I use setLayout(null). bt i can not see the table on frame how to fix it ??
 
    