Method clone

lib/java/util/HashMap.java:367–380

Returns a shallow copy of this map. @return a shallow copy of this map.

()

     * @return a shallow copy of this map.
     */
    @Override
    @SuppressWarnings("unchecked")
    public Object clone() {
        try {
            HashMap<K, V> map = (HashMap<K, V>) super.clone();
            map.elementCount = 0;
            map.elementData = newElementArray(elementData.length);
            map.putAll(this);
            
            return map;
        } catch (CloneNotSupportedException e) {
            return null;
        }
    }

    /**
     * Computes the threshold for rehashing