logger.debug("Rejected unknown label filter value: {}", label);
                }
            }
            if (!validLabels.isEmpty()) {
                fields.put("label", validLabels.toArray(new String[0]));
            }
        }
        return fields;
    }

    /**
     * Parses and validates extra query parameters from the request.

        }
      }
    }
    ImmutableList<Integer> webSafeColors = webSafeColorsBuilder.build();
    assertEquals(216, webSafeColors.size());
    Integer[] webSafeColorArray = webSafeColors.toArray(new Integer[webSafeColors.size()]);
    assertEquals(0x000000, (int) webSafeColorArray[0]);
    assertEquals(0x000033, (int) webSafeColorArray[1]);
    assertEquals(0x000066, (int) webSafeColorArray[2]);

            StreamUtil.stream(oldLabels).of(stream -> stream.forEach(newLabelSet::add));
            matchedLabelSet.stream().forEach(newLabelSet::add);
            dataMap.put(fessConfig.getIndexFieldLabel(), newLabelSet.toArray(new String[newLabelSet.size()]));
        }

        if (!dataMap.containsKey(fessConfig.getIndexFieldDocId())) {
            dataMap.put(fessConfig.getIndexFieldDocId(), systemHelper.generateDocId(dataMap));
        }

        if (cachedFiles != null) {
            log.debug("Using cached directory listing for: {}", getPath());
            return cachedFiles.toArray(new SmbFile[0]);
        }
    }
    
    // Perform actual directory enumeration
    SmbFile[] files = performDirectoryEnumeration();
    
    // Update cache if we have a directory lease

            }

            if (!docIdList.isEmpty()) {
                final Map<String, String[]> resultDocIdsCache = getResultDocIdsCache(session);
                resultDocIdsCache.put(queryId, docIdList.toArray(new String[docIdList.size()]));
            }
        });
    }

    /**
     * Retrieves the document IDs associated with a specific query ID.

                if (regexData.getFirst().matcher(query).matches()) {
                    contentList.add(regexData.getSecond().replace(queryPlaceHolder, query));
                }
            }
            return contentList.toArray(new String[contentList.size()]);
        }
        return StringUtil.EMPTY_STRINGS;
    }

    private String toLowerCase(final String term) {
        return term != null ? term.toLowerCase(Locale.ROOT) : term;

        LdapUser user = new LdapUser(new Hashtable<>(), "test") {
            @Override
            public String[] getPermissions() {
                return permissionList.toArray(n -> new String[n]);
            }
        };

        allowEmptyPermission.set(true);
        assertTrue(ldapManager.allowEmptyGroupAndRole(user));
        allowEmptyPermission.set(false);

        .createTestSuite();
  }

  private static String[] dedupe(String[] elements) {
    Set<String> tmp = new LinkedHashSet<>();
    Collections.addAll(tmp, elements);
    return tmp.toArray(new String[0]);
  }

  static <T> Comparator<T> arbitraryNullFriendlyComparator() {
    return new NullFriendlyComparator<>();
  }

        for (final String line : values) {
            if (StringUtil.isNotBlank(line)) {
                list.add(line.trim());
            }
        }
        return list.toArray(new String[list.size()]);
    }

    // ===================================================================================
    //                                                                              JSP

        for (int i = 0; i < entry.getCount(); i++) {
          contents.add(entry.getElement());
        }
      }
      return ((Multiset<E>) gen.create(contents.toArray())).entrySet();
    }

    @SuppressWarnings("unchecked")
    @Override
    public Multiset.Entry<E>[] createArray(int length) {
      return (Multiset.Entry<E>[]) new Multiset.Entry<?>[length];
    }