Method pollFirstEntry

vm/JavaAPI/src/java/util/TreeMap.java:5278–5285

{@inheritDoc} @see java.util.NavigableMap#pollFirstEntry() @since 1.6

()

     * @since 1.6
     */
    public Map.Entry<K, V> pollFirstEntry() {
        Entry<K, V> node = findSmallestEntry();
        SimpleImmutableEntry<K, V> result = newImmutableEntry(node);
        if (null != node) {
            remove(node.key);
        }
        return result;
    }

    /**
     * {@inheritDoc}