import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Caret;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class CaretShell {
public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display);
Caret caret = new Caret(shell, SWT.NONE);
caret.setBounds(10, 10, 2, 32);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
display.dispose();
}
}