Note the exception trace below. It uses the internal notion for method
signatures.
java.lang.NoSuchMethodError: sun.hotjava.ui.EditorWindow: method <init>(Lsun/hotjava/doc/DocStyle;)V not found
at sun.hotjava.ui.EditorFrame.<init>(EditorFrame.java:102)
at sun.hotjava.ui.EditorFrame.<init>(EditorFrame.java:90)
at sun.hotjava.Main.main(Main.java:107)