Create a program to demonstrate the JTextField class

Construct four text fields, text field one with 10 columns, text field two with default text, text field three with default text and 21 columns, password field with default text.

Add all the above text fields to JFrame.

Create an inner class for even handling then instantiate an object from the inner class.

When user types in any text field or password field, then presses Enter, an event occurs.

See the screen shot below, substitute the word Hello with your last name.

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