src/main/java/org/jivesoftware/smack/util/collections/AbstractHashedMap.java
protected HashEntry<K, V> entryNext(HashEntry<K, V> entry) {
        return entry.next;
    }
protected HashEntry<K, V> entryNext(HashEntry<K, V> entry) {
        return entry.next;
    }
Gets the <code>next</code> field from a <code>HashEntry</code>. Used in
subclasses that have no visibility of the field.

@param entry
the entry to query, must not be null
@return the <code>next</code> field of the entry
@throws NullPointerException
if the entry is null
@since Commons Collections 3.1