Method putAllImpl

vm/JavaAPI/src/java/util/HashMap.java:589–599

(Map<? extends K, ? extends V> map)

    }

    private void putAllImpl(Map<? extends K, ? extends V> map) {
        int capacity = elementCount + map.size();
        if (capacity > threshold) {
            rehash(capacity);
        }
        Iterator it = map.entrySet().iterator();
        while (it.hasNext()) {
            Map.Entry<? extends K, ? extends V> entry = (Map.Entry<? extends K, ? extends V>)it.next();
            putImpl(entry.getKey(), entry.getValue());
        }
    }

    void rehash(int capacity) {
        int length = calculateCapacity((capacity == 0 ? 1 : capacity << 1));