import java.util.Enumeration;
import javax.swing.JTextPane;
import javax.swing.text.DefaultStyledDocument;
import javax.swing.text.Style;
public class Main {
public static void main(String[] argv) throws Exception {
JTextPane textPane = new JTextPane();
DefaultStyledDocument doc = (DefaultStyledDocument) textPane.getDocument();
Enumeration e = doc.getStyleNames();
while (e.hasMoreElements()) {
String styleName = (String) e.nextElement();
System.out.println(styleName);
Style style = doc.getStyle(styleName);
}
}
}