--- old/src/java.smartcardio/share/classes/javax/smartcardio/CardNotPresentException.java 2017-08-02 16:15:35.150769752 -0700 +++ new/src/java.smartcardio/share/classes/javax/smartcardio/CardNotPresentException.java 2017-08-02 16:15:34.946760732 -0700 @@ -48,7 +48,7 @@ /** * Constructs a new CardNotPresentException with the specified cause and a detail message - * of (cause==null ? null : cause.toString()). + * of {@code (cause==null ? null : cause.toString())}. * * @param cause the cause of this exception or null */