Dynamically resize textarea to fit content

Question

Here is a textarea I have put in my program using netbeans. The first image shows what the textarea looks like when I run the program. The second image is show the textarea afte

Answer 1

Include the JTextArea inside a JScrollPane

JTextArea textArea = new JTextArea();
JScrollPane scrollArea = new JScrollPane(textArea);

This will dynamically change the text area based on if scrolling is needed or not