* @param password The new password.
     * @return True if the password was successfully changed, false otherwise.
     */
    boolean changePassword(String username, String password);

    /**
     * Loads user information from the authentication chain.
     * @param user The user template containing search criteria.
     * @return The loaded user, or null if not found.
     */
    User load(User user);

   * changes).
   */
  @Override
  public ImmutableMap<Object, Collection<Object>> asMap() {
    return super.asMap();
  }

  private Object readResolve() {
    return INSTANCE; // preserve singleton property
  }

  @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;

@NullUnmarked
public class StandardMutableUndirectedGraphTest extends AbstractStandardUndirectedGraphTest {

  @Parameters(name = "allowsSelfLoops={0}, incidentEdgeOrder={1}")
  public static Collection<Object[]> parameters() {
    return Arrays.asList(
        new Object[][] {
          {false, ElementOrder.unordered()},
          {true, ElementOrder.unordered()},
          {false, ElementOrder.stable()},
          {true, ElementOrder.stable()},

        this.childUrlList = childUrlList;
    }

    /**
     * Returns the list of child URLs.
     * @return The list of child URLs.
     */
    public Set<RequestData> getChildUrlList() {
        return childUrlList;
    }

                try {
                    Thread.sleep(2000);
                } catch (InterruptedException e) {
                    throw new CrawlingAccessException(e);
                }
                return null;
            }
        };
        client.setAccessTimeout(1);
        try {
            client.doGet("smb1://localhost/test.txt");
            fail();
        } catch (CrawlingAccessException e) {

                    Thread.sleep(100);
                } catch (InterruptedException e) {}
                return "fast";
            });

            cbWithMetrics.executeWithCircuitBreaker(() -> {
                try {
                    Thread.sleep(200);
                } catch (InterruptedException e) {}
                return "medium";
            });

            cbWithMetrics.executeWithCircuitBreaker(() -> {

        }).createPageNumberList());

        return keyMatchList;
    }

    /**
     * Get a key match.
     *
     * @param id The ID of the key match.
     * @return An optional entity of the key match.
     */
    public OptionalEntity<KeyMatch> getKeyMatch(final String id) {
        return keyMatchBhv.selectByPK(id);
    }

    /**
     * Store a key match.
     *

  @get:JvmName("charset")
  val charset: Charset
    get() {
      val charset = authParams["charset"]
      if (charset != null) {
        try {
          return Charset.forName(charset)
        } catch (ignore: Exception) {
        }
      }
      return ISO_8859_1
    }

  constructor(scheme: String, realm: String) : this(scheme, singletonMap("realm", realm))

  init {

                    for (Entry<String, String> entry : entries) {
                      map.put(entry.getKey(), entry.getValue());
                    }
                    return map;
                  }
                })
            .withFeatures(
                CollectionSize.ANY,
                CollectionFeature.KNOWN_ORDER,
                CollectionFeature.SERIALIZABLE,

    CharEscaper wrappingEscaper =
        new ArrayBasedCharEscaper(NO_REPLACEMENTS, 'A', 'Z') {
          @Override
          protected char[] escapeUnsafe(char c) {
            return ("{" + c + "}").toCharArray();
          }
        };
    EscaperAsserts.assertBasic(wrappingEscaper);
    // '[' and '@' lie either side of [A-Z].