}
      }
    }
    ImmutableSet<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]);

 * <p>This class provides methods involving the underlying array structure, where the array indices
 * correspond to the position of a row or column in the lists of allowed keys and values. See the
 * {@link #at}, {@link #set}, {@link #toArray}, {@link #rowKeyList}, and {@link #columnKeyList}
 * methods for more details.
 *
 * <p>Note that this implementation is not synchronized. If multiple threads access the same cell of

                return (T) value;
            }
            if (clazz.isAssignableFrom(String[].class)) {
                return (T) ((List<?>) value).stream().filter(s -> s != null).map(Object::toString).toArray(n -> new String[n]);
            }

            if (((List<?>) value).isEmpty()) {
                return null;
            }

            return convertObj(((List<?>) value).get(0), clazz);
        }

                    tag.setId(matcher.group(4).substring(1));
                }
                return tag;
            }
            throw new FessSystemException("Invalid pruned tag: " + v);
        }).toArray(n -> new PrunedTag[n]));
    }

     * @return The simplified array.
     */
    protected static String[] simplifyArray(final String[] values) {
        return stream(values).get(stream -> stream.filter(StringUtil::isNotBlank).distinct().toArray(n -> new String[n]));
    }

    /**
     * Returns the parameter value array.
     *
     * @param request The request.
     * @param param The parameter.
     * @return The parameter value array.

            if (oldValue instanceof Object[]) {
                oldValues = (Object[]) oldValue;
            } else if (oldValue instanceof Collection<?>) {
                oldValues = ((Collection<?>) oldValue).toArray();
            } else {
                oldValues = new Object[] { oldValue };
            }
            if (value.getClass().isArray()) {
                final Object[] newValues = (Object[]) value;

      @Nullable Object[] unsoundlyCovariantArray = array;
      unsoundlyCovariantArray[size] = null;
    }
    return array;
  }

  /**
   * Implementation of {@link Collection#toArray(Object[])} for collections backed by an object
   * array. the runtime type of the returned array is that of the specified array. If the collection

            unregisterFutures.add(unregister(registration));
        }

        // Wait for all unregistrations to complete
        try {
            CompletableFuture.allOf(unregisterFutures.toArray(new CompletableFuture[0])).get(10, TimeUnit.SECONDS);
        } catch (Exception e) {
            log.warn("Error during witness client shutdown", e);
        }

        // Shutdown scheduler

                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;

                for (int i = 0; i < nodeList.size(); i++) {
                    final Node node = nodeList.get(i);
                    strList.add(node.getTextContent());
                }
                return strList.toArray(n -> new String[n]);
            case NODE:
                final Node node = (Node) xObj.value();
                return new String[] { node.getTextContent() };
            default: