Java program to create an empty frame as an instance
Codeaft.java
import javax.swing.JFrame;
class Codeaft
{
    public static void main(String args[])
    {
        JFrame frame=new JFrame("Frame");
        frame.setSize(300,300);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setVisible(true);
    }
}
Output
codeaft@codeaft:~$ javac Codeaft.java
codeaft@codeaft:~$ java Codeaft
Comments and Reactions
What Next?
Java program to print Hello World on a frame Java program to create an input field on a frameJava Database Connectivity (JDBC)