How to always show the last line in my JTextArea?

[Ashley]

What lines of code do i need to add to my program for showing always the "last line" in my JTextArea mounted in a JScrollpane?

[FaRuK]

You can use the following code segment:

JTextArea ta;
String s = ta.getText();
int pos = s.length();
ta.setCaretPosition(pos);

You can call this whever a change event occured in your text area.