import java.awt.Color;
import javax.swing.JTextArea;
import javax.swing.text.JTextComponent;
public class Main {
public static void main(String[] argv) throws Exception {
JTextComponent c = new JTextArea();
c.getCaretPosition();
if (c.getCaretPosition() < c.getDocument().getLength()) {
char ch = c.getText(c.getCaretPosition(), 1).charAt(0);
}
// Move the caret
int newPosition = 0;
c.moveCaretPosition(newPosition);
}
}