/guava/guava/src/com/google/common/collect/Maps.java
super( entries) ;super( map) ;
super ( map ) ;
static <V extends @Nullable Object> V valueOrNull(@CheckForNull Entry<?, V> entry) { return (entry == null) ? null : entry.getValue(); } static class SortedKeySet<K extends @Nullable Object, V extends @Nullable Object> extends KeySet<K, V> implements SortedSet<K> { SortedKeySet(SortedMap<K, V> map) { <extra_id_0> } @Override SortedMap<K, V> map() { return (SortedMap<K, V>) super.map(); } @Override