Set<Feature<?>> derivedFeatures = copyToSet(computeMultimapGetFeatures(multimapFeatures));
    if (derivedFeatures.remove(CollectionSize.ANY)) {
      derivedFeatures.addAll(CollectionSize.ANY.getImpliedFeatures());
    }
    derivedFeatures.remove(CollectionSize.ZERO);
    return derivedFeatures;
  }

  private static final class AsMapGenerator<K, V, M extends Multimap<K, V>>

                    ScoreFunctionBuilders.fieldValueFactorFunction(ComponentUtil.getFessConfig().getIndexFieldBoost())));
            ComponentUtil.getKeyMatchHelper().buildQuery(queryContext.getDefaultKeyword(), list);
            list.addAll(boostFunctionList);
        });
    }

    /**
     * Builds the base query from the user's search string using the configured query parser.

        cleanup();
        log.debug("Closing pool");

        // Create a snapshot of connections to close
        List<SmbTransportImpl> toClose = new ArrayList<>(this.connections);
        toClose.addAll(this.nonPooledConnections);

        // Clear the collections (thread-safe operations)
        this.connections.clear();
        this.nonPooledConnections.clear();
        this.activeConnections.set(0);

      for (int i = 0; i < VALUES.length; i++) {
        List<Character> list = Chars.asList(VALUES).subList(0, i);
        Collection<Character> misleadingSize = Helpers.misleadingSizeCollection(delta);
        misleadingSize.addAll(list);
        char[] arr = Chars.toArray(misleadingSize);
        assertThat(arr).hasLength(i);
        for (int j = 0; j < i; j++) {
          assertThat(arr[j]).isEqualTo(VALUES[j]);
        }
      }
    }

          // adds recursive isSubtypeOf() call and feels complicated.
          // There is no contract one way or another as long as isSubtypeOf() works as expected.
          combined.addAll(asList(typeParam.getBounds()));
          if (combined.size() > 1) { // Object is implicit and only useful if it's the only bound.
            combined.remove(Object.class);
          }

                    logger.debug("Deleted {} stale documents", deletedDocCount);
                }
                final BulkResponse response =
                        searchEngineClient.addAll(fessConfig.getIndexDocumentUpdateIndex(), docList, (doc, builder) -> {
                            final String configId = (String) doc.get(fessConfig.getIndexFieldConfigId());

      for (int i = 0; i < VALUES.length; i++) {
        List<Double> list = Doubles.asList(VALUES).subList(0, i);
        Collection<Double> misleadingSize = Helpers.misleadingSizeCollection(delta);
        misleadingSize.addAll(list);
        double[] arr = Doubles.toArray(misleadingSize);
        assertThat(arr.length).isEqualTo(i);
        for (int j = 0; j < i; j++) {
          assertThat(arr[j]).isEqualTo(VALUES[j]);
        }
      }

        allOverloads.add(
            ImmutableList.<Class<?>>builder()
                .add(predicateType)
                .add(String.class) // the format string
                .addAll(curr)
                .build());
      }
    }
    return allOverloads.build().asList();
  }

  // 'test' to demonstrate some potentially ambiguous overloads.  This 'test' is kind of strange,

                                final String[] values = metadata.getValues(name);
                                if (values != null) {
                                    Collections.addAll(list, values);
                                }
                            }
                        }
                        if (!list.isEmpty()) {

         */
        private static List<String> createConfigIdList(final String[] values) {
            final List<String> idList = new ArrayList<>();
            Collections.addAll(idList, values);
            return idList;
        }

        /**
         * Returns a string representation of this Options object.
         * Contains all option values for debugging and logging purposes.