}
    return delegate instanceof Serializable
        ? new MemoizingSupplier<T>(delegate)
        : new NonSerializableMemoizingSupplier<T>(delegate);
  }

  @VisibleForTesting
  static final class MemoizingSupplier<T extends @Nullable Object>
      implements Supplier<T>, Serializable {
    private transient Object lock = new Object();

    final Supplier<T> delegate;

    void testLsarDnsDomainInfoDecode() throws NdrException {
        lsarpc.LsarDnsDomainInfo dnsDomainInfo = new lsarpc.LsarDnsDomainInfo();
        dnsDomainInfo.name = new rpc.unicode_string();
        dnsDomainInfo.dns_domain = new rpc.unicode_string();
        dnsDomainInfo.dns_forest = new rpc.unicode_string();
        dnsDomainInfo.domain_guid = new rpc.uuid_t();
        dnsDomainInfo.sid = mock(rpc.sid_t.class);

    static {
        KRB5_MECH_OID = new ASN1ObjectIdentifier("1.2.840.113554.1.2.2");
        KRB5_MS_MECH_OID = new ASN1ObjectIdentifier("1.2.840.48018.1.2.2");
        SUPPORTED_MECHS = new ASN1ObjectIdentifier[] { KRB5_MECH_OID, KRB5_MS_MECH_OID };

        Oid krbNameOid = null;
        Oid krbMechOid = null;
        try {
            krbNameOid = new Oid("1.2.840.113554.1.2.2.1");

        if (config.getMinimumVersion().isSMB2()) {
            this.dialects = new String[] { "SMB 2.???", "SMB 2.002" };
        } else if (config.getMaximumVersion().isSMB2()) {
            this.dialects = new String[] { "NT LM 0.12", "SMB 2.???", "SMB 2.002" };
        } else {
            this.dialects = new String[] { "NT LM 0.12" };
        }
    }

    /**
     * {@inheritDoc}
     *

  public void testEqualsTrue() {
    new EqualsTester()
        .addEqualityGroup(multimap(), getSubjectGenerator().create(getSampleElements().toArray()))
        .testEquals();
  }

  public void testEqualsFalse() {
    List<Entry<K, V>> targetEntries = new ArrayList<>(getSampleElements());
    targetEntries.add(mapEntry(k0(), v3()));
    new EqualsTester()
        .addEqualityGroup(multimap())

/**
 * UT for {@link ReverseTreeRepositoryListener}.
 */
class ReverseTreeRepositoryListenerTest {
    @Test
    void isLocalRepositoryArtifactTest() {
        File baseDir = new File("local/repository");
        LocalRepository localRepository = new LocalRepository(baseDir);
        RepositorySystemSession session = mock(RepositorySystemSession.class);
        when(session.getLocalRepository()).thenReturn(localRepository);

    checkNotNull(timeoutUnit);
    try {
      return callable.call();
    } catch (RuntimeException e) {
      throw new UncheckedExecutionException(e);
    } catch (Exception e) {
      restoreInterruptIfIsInterruptedException(e);
      throw new ExecutionException(e);
    } catch (Error e) {
      throw new ExecutionError(e);
    }
  }

  @CanIgnoreReturnValue // TODO(kak): consider removing this
  @Override

                .toArray(n -> new String[n]));
    }

    @Override
    public String[] getGroupNames() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return stream(getPermissions()).get(stream -> stream.filter(s -> s.startsWith(fessConfig.getRoleSearchGroupPrefix()))
                .map(s -> s.substring(1))
                .toArray(n -> new String[n]));
    }

    /**

            _specification = new HpSpecification();
        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {
    }

    protected void assertSpecifyPurpose() {
    }

    public static class HpSpecification {
        protected List<String> columnList = new ArrayList<>();

                try (InputStream is = new FileInputStream(credentialsFile)) {
                    builder.setCredentials(ServiceAccountCredentials.fromStream(is));
                    if (logger.isDebugEnabled()) {
                        logger.debug("Using GCS credentials from file: {}", credentialsFile);
                    }
                } catch (final Exception e) {