@Override
            public byte[] nextElement() {
                if (hasMoreElements()) {
                    byte[] id = next.getId();
                    next = null;
                    return id;
                }
                throw new NoSuchElementException();
            }
This method is provided for API-compatibility only, not intended for use. No guarantees
are made WRT performance.
common/src/main/java/org/conscrypt/AbstractSessionContext.java