Method nullSafeClassName

api/src/main/java/io/jsonwebtoken/lang/Objects.java:659–661

Determine the class name for the given object. Returns "null" if obj is null . @param obj the object to introspect (may be null ) @return the corresponding class name

(Object obj)

     * @return the corresponding class name
     */
    public static String nullSafeClassName(Object obj) {
        return (obj != null ? obj.getClass().getName() : NULL_STRING);
    }

    /**
     * Return a String representation of the specified Object.