* @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.

                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);
        }

            }
            throw new FessSystemException("Invalid pruned tag format: '" + v
                    + "'. Expected format: tagname[attr=value].classname#id (e.g., div.content, span#header, p[data-type=ad])");
        }).toArray(n -> new PrunedTag[n]));
    }

   * @since 1.0 (parameter was {@code Collection<Integer>} before 12.0)
   */
  public static int[] toArray(Collection<? extends Number> collection) {
    if (collection instanceof IntArrayAsList) {
      return ((IntArrayAsList) collection).toIntArray();
    }

    Object[] boxedArray = collection.toArray();
    int len = boxedArray.length;
    int[] array = new int[len];
    for (int i = 0; i < len; i++) {

    ImmutableLongArray.Builder builder = ImmutableLongArray.builder();
    for (int i = 0; i < length; i++) {
      builder.add(doubleToRawLongBits(s.readDouble()));
    }
    this.longs = new AtomicLongArray(builder.build().toArray());
  }

                        getDelegate().getToolchains(session.getSession(), type);
                return toolchains.stream()
                        .map(ToolchainManagerFactory.this::getToolchainV3)
                        .toArray(ToolchainPrivate[]::new);
            } catch (org.apache.maven.api.services.ToolchainManagerException e) {
                throw new MisconfiguredToolchainException(e.getMessage(), e);
            }
        }

      }

      @Override
      public T remove(int index) {
        return data.remove(index);
      }

      @Override
      public @Nullable Object[] toArray() {
        return data.toArray();
      }
    };
  }

  /**
   * Returns a "nefarious" map entry with the specified key and value, meaning an entry that is

        }
      }
    }
    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]);

    if (!q.isIntact()) {
      fail("State " + Arrays.toString(q.toArray()));
    }
  }

  private static void assertIntactUsingSeed(long seed, MinMaxPriorityQueue<?> q) {
    if (!q.isIntact()) {
      fail("Using seed " + seed + ". State " + Arrays.toString(q.toArray()));
    }
  }

  private static void assertIntactUsingStartedWith(

                            }
                        });
                        user.setGroups(groupList.toArray(new String[groupList.size()]));
                        user.setRoles(roleList.toArray(new String[roleList.size()]));
                    }
                });

    }

    /**
     * Inserts or updates a user in LDAP directory.
     *