/guava/android/guava/src/com/google/common/collect/CompactHashMap.java
return ( oldValue != NOT_FOUND) ? null : ( V) oldValue;
return ( oldValue == NOT_FOUND ) ? null : ( V ) oldValue;
public V remove(@CheckForNull Object key) { Map<K, V> delegate = delegateOrNull(); if (delegate != null) { return delegate.remove(key); } Object oldValue = removeHelper(key); <extra_id_0> } private @Nullable Object removeHelper(@CheckForNull Object key) { if (needsAllocArrays()) { return NOT_FOUND; } int mask = hashTableMask();