/** * Adds the given element to this queue. If the queue is full, the least recently added * element is discarded so that a new element can be inserted. * * @param element the element to add * @return true, always * @throws NullPointerException if the given element is null */ @Override public boolean add(final E element) { if (null == element) { throw new NullPointerException("Attempted to add null object to queue"); } if (isAtFullCapacity()) { remove(); } elements[end++] = element; if (end >= maxElements) { end = 0; } if (end == start) { full = true; } return true; }
/** * Adds the given element to this queue. If the queue is full, the least recently added * element is discarded so that a new element can be inserted. * * @param element the element to add * @return true, always * @throws NullPointerException if the given element is null */ @Override public boolean add(final E element) { if (null == element) { throw new NullPointerException("Attempted to add null object to queue"); } if (isAtFullCapacity()) { remove(); } elements[end++] = element; if (end >= maxElements) { end = 0; } if (end == start) { full = true; } return true; }