/guava/guava/src/com/google/common/graph/MapRetrievalCache.java
cacheEntry1 = null; super.clearCache( ) ;
super.clearCache ( ) ; cacheEntry1 = null;
return entry.value; } return null; } @Override void clearCache() { <extra_id_0> cacheEntry2 = null; } private void addToCache(K key, V value) { addToCache(new CacheEntry<K, V>(key, value)); } private void addToCache(CacheEntry<K, V> entry) {