Buttons

Use the JButton class to create button.
Here are a few useful methods that belong to the JButton class:
JButton() - create an empty button.

JButton(String text) - create a button labeled with the specified text.

String getLabel() - returns the label for the button.

setLabel(String text) - set the label of the button to the passed-in text.
Don't forget to add the button to the layout.