assertThrows(
        IllegalArgumentException.class,
        () -> Stream.of(mapEntry("one", 1), mapEntry("one", 11)).collect(collector));
  }

  public void testToImmutableSortedMapMerging() {
    Collector<Entry<String, Integer>, ?, ImmutableSortedMap<String, Integer>> collector =
        toImmutableSortedMap(Entry::getKey, Entry::getValue, Integer::sum);

    stream.writeInt(multimap.asMap().size());
    for (Map.Entry<K, Collection<V>> entry : multimap.asMap().entrySet()) {
      stream.writeObject(entry.getKey());
      stream.writeInt(entry.getValue().size());
      for (V value : entry.getValue()) {
        stream.writeObject(value);
      }
    }
  }

  /**
   * Populates a multimap by reading an input stream, as part of deserialization. See {@link

                mergeFunction),
        (table1, table2) -> {
          for (Table.Cell<R, C, V> cell2 : table2.cellSet()) {
            mergeTables(
                table1, cell2.getRowKey(), cell2.getColumnKey(), cell2.getValue(), mergeFunction);
          }
          return table1;
        });
  }

  private static final class ImmutableTableCollectorState<R, C, V> {

     * @return the converted value or the default value if not found
     */
    public static <T> T getValue(final Map<String, Object> doc, final String key, final Class<T> clazz, final T defaultValue) {
        final T value = getValue(doc, key, clazz);
        if (value == null) {
            return defaultValue;
        }
        return value;
    }

    /**

  }

  // Bulk Operations

  @Override
  public void putAll(Map<? extends K, ? extends V> map) {
    for (Entry<? extends K, ? extends V> entry : map.entrySet()) {
      put(entry.getKey(), entry.getValue());
    }
  }

  @Override
  public void replaceAll(BiFunction<? super K, ? super V, ? extends V> function) {
    this.delegate.replaceAll(function);
    inverse.delegate.clear();

    for (Entry<String, String> entry : TEST_STRINGS.entrySet()) {
      if (testAsCharSource) {
        suite.addTest(suiteForString(factory, entry.getValue(), name, entry.getKey()));
      } else {
        suite.addTest(
            suiteForBytes(factory, entry.getValue().getBytes(UTF_8), name, entry.getKey(), true));
      }
    }
    return suite;
  }

  static TestSuite suiteForString(

      if (delegate != null) {
        return uncheckedCastNullableTToT(delegate.put(key, value)); // See discussion in getValue().
      }
      updateLastKnownIndex();
      if (lastKnownIndex == -1) {
        put(key, value);
        return unsafeNull(); // See discussion in getValue().
      } else {
        V old = value(lastKnownIndex);
        CompactHashMap.this.setValue(lastKnownIndex, value);

   * multimap, {@link Entry#getValue} returns the value from the multimap, which may change over
   * time, and {@link Entry#setValue} modifies that value. Removing the mapping from the multimap
   * does not alter the value returned by {@code getValue()}, though a subsequent {@code setValue()}
   * call won't update the multimap but will lead to a revised value being returned by {@code
   * getValue()}.
   */
  @Override

    ImmutableList.Builder<V> valuesBuilder = new ImmutableList.Builder<>(map.size());
    for (Entry<Range<K>, ? extends V> entry : map.entrySet()) {
      rangesBuilder.add(entry.getKey());
      valuesBuilder.add(entry.getValue());
    }
    return new ImmutableRangeMap<>(rangesBuilder.build(), valuesBuilder.build());
  }

  /** Returns a new builder for an immutable range map. */

        keptAccessors.entrySet().removeIf(e -> {
            if (seenUpgradedAccessorsChanges.contains(e.getKey())) {
                return true;
            }
            ReplacedAccessor accessor = e.getValue();
            return accessor.getBinaryCompatibility() == BinaryCompatibility.ACCESSORS_KEPT;
        });
        if (!keptAccessors.isEmpty()) {