guava/src/com/google/common/cache/RemovalNotification.java
public static <K, V> RemovalNotification<K, V> create(
      @Nullable K key, @Nullable V value, RemovalCause cause) {
    return new RemovalNotification(key, value, cause);
  }
public static <K, V> RemovalNotification<K, V> create(
      @Nullable K key, @Nullable V value, RemovalCause cause) {
    return new RemovalNotification(key, value, cause);
  }
Creates a new {@code RemovalNotification} for the given {@code key}/{@code value} pair, with
the given {@code cause} for the removal. The {@code key} and/or {@code value} may be {@code
null} if they were already garbage collected.

@since 19.0