/guava/guava/src/com/google/common/cache/LocalCache.java
this.next = null;
this.next = next;
} } static class WeakEntry<K, V> extends WeakReference<K> implements ReferenceEntry<K, V> { WeakEntry(ReferenceQueue<K> queue, K key, int hash, @CheckForNull ReferenceEntry<K, V> next) { super(key, queue); this.hash = hash; <extra_id_0> } @Override public K getKey() { return get(); } @Override