*       {@code consistentHash} will handle it. If, however, you are dividing traffic among
   *       servers {@code alpha}, {@code bravo}, and {@code charlie} and you occasionally need to
   *       take each of the servers offline, {@code consistentHash} will be a poor fit: It provides
   *       no way for you to specify which of the three buckets is disappearing. Thus, if your

@GwtCompatible
@ElementTypesAreNonnullByDefault
abstract class AbstractMapBasedMultimap<K extends @Nullable Object, V extends @Nullable Object>
    extends AbstractMultimap<K, V> implements Serializable {
  /*
   * Here's an outline of the overall design.
   *
   * The map variable contains the collection of values associated with each
   * key. When a key-value pair is added to a multimap that didn't previously

  private static final ImmutableSet<String> SOMEWHERE_UNDER_PS =
      ImmutableSet.of(
          "foo.bar.google.com",
          "a.b.c.1.2.3.ca.us",
          "site.jp",
          "uomi-online.kir.jp",
          "jprs.co.jp",
          "site.quick.jp",
          "site.tenki.jp",
          "site.or.jp",
          "site.gr.jp",
          "site.ne.jp",
          "site.ac.jp",

@GwtCompatible
@ElementTypesAreNonnullByDefault
abstract class AbstractMapBasedMultimap<K extends @Nullable Object, V extends @Nullable Object>
    extends AbstractMultimap<K, V> implements Serializable {
  /*
   * Here's an outline of the overall design.
   *
   * The map variable contains the collection of values associated with each
   * key. When a key-value pair is added to a multimap that didn't previously

    static final int MAX_RUN_MULTIPLIER = 13;

    /**
     * Checks the whole hash table for poor hash distribution. Takes O(n) in the worst case, O(n /
     * log n) on average.
     *
     * <p>The online hash flooding detecting in RegularSetBuilderImpl.add can detect e.g. many
     * exactly matching hash codes, which would cause construction to take O(n^2), but can't detect

  private static final ImmutableSet<String> SOMEWHERE_UNDER_PS =
      ImmutableSet.of(
          "foo.bar.google.com",
          "a.b.c.1.2.3.ca.us",
          "site.jp",
          "uomi-online.kir.jp",
          "jprs.co.jp",
          "site.quick.jp",
          "site.tenki.jp",
          "site.or.jp",
          "site.gr.jp",
          "site.ne.jp",
          "site.ac.jp",