assertTrue(badDefaultPort);
    }

    // Check the pre-withDefaultPort() instance.
    if (expectHasExplicitPort) {
      assertTrue(hp.hasPort());
      assertEquals(expectPort, hp.getPort());
    } else {
      assertFalse(hp.hasPort());
      try {
        hp.getPort();
        fail("Expected IllegalStateException");
      } catch (IllegalStateException expected) {
      }
    }

    }

    public String[] getGroups() {
        return user.getGroupNames();
    }

    public boolean isEditable() {
        return user.isEditable();
    }

    public boolean hasRole(final String role) {
        return stream(user.getRoleNames()).get(stream -> stream.anyMatch(s -> s.equals(role)));
    }

    public boolean hasRoles(final String[] acceptedRoles) {

        systemHelper.setupAdminHtmlData(this, runtime);

        final Boolean editable =
                getUserBean().map(user -> user.hasRoles(fessConfig.getAuthenticationAdminRolesAsArray()) || user.hasRole(getActionRole()))
                        .orElse(false);
        runtime.registerData("editable", editable);
        runtime.registerData("editableClass", editable ? StringUtil.EMPTY : "disabled");

    // Verify that no port was specified, and strip optional brackets from
    // IPv6 literals.
    HostAndPort parsedHost = HostAndPort.fromString(specifier);
    Preconditions.checkArgument(!parsedHost.hasPort());
    String host = parsedHost.getHost();

    // Try to interpret the specifier as an IP address. Note we build
    // the address rather than using the .is* methods because we want to