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); } // Set the caret color c.setCaretColor(Color.red); } }