public V2 apply(Entry<K, V1> entry) {
        return transformer.transformEntry(entry.getKey(), entry.getValue());
      }
    };
  }

  /** Returns a view of an entry transformed by the specified transformer. */
  static <V2 extends @Nullable Object, K extends @Nullable Object, V1 extends @Nullable Object>
      Entry<K, V2> transformEntry(

      public V2 apply(Entry<K, V1> entry) {
        return transformer.transformEntry(entry.getKey(), entry.getValue());
      }
    };
  }

  /** Returns a view of an entry transformed by the specified transformer. */
  static <V2 extends @Nullable Object, K extends @Nullable Object, V1 extends @Nullable Object>
      Entry<K, V2> transformEntry(

    EntryTransformer<String, Integer, String> transformer =
        new EntryTransformer<String, Integer, String>() {
          @Override
          public String transformEntry(String key, Integer value) {
            return (value >= 0) ? key : "no" + key;
          }
        };
    Multimap<String, String> transformed = Multimaps.transformEntries(multimap, transformer);

          }
        };

    static final EntryTransformer<String, String, String> ENTRY_TRANSFORMER =
        new EntryTransformer<String, String, String>() {
          @Override
          public String transformEntry(String key, String value) {
            return Ascii.toLowerCase(value);
          }
        };
  }

  abstract static class TransformedListMultimapGenerator

          }
        };

    static final EntryTransformer<String, String, String> ENTRY_TRANSFORMER =
        new EntryTransformer<String, String, String>() {
          @Override
          public String transformEntry(String key, String value) {
            return Ascii.toLowerCase(value);
          }
        };
  }

  abstract static class TransformedListMultimapGenerator

   *     ImmutableSetMultimap.of("a", 1, "a", 4, "b", -6);
   * EntryTransformer<String, Integer, String> transformer =
   *     new EntryTransformer<String, Integer, String>() {
   *       public String transformEntry(String key, Integer value) {
   *          return (value >= 0) ? key : "no" + key;
   *       }
   *     };
   * Multimap<String, String> transformed =
   *     Multimaps.transformEntries(multimap, transformer);