if (level != -1) {
            LogStream.setLevel(level);
        }
        if (LogStream.level > 2) {
            try {
                Config.store(log, "JCIFS PROPERTIES");
            } catch (final IOException ioe) {}
        }
    }

    @Override
    public void destroy() {
    }

    /**
     * This method simply calls {@code negotiate( req, resp, false )}

        body.crudMode = CrudMode.CREATE;
        final FileAuthentication fileAuth = getFileAuthentication(body).map(entity -> {
            try {
                fileAuthService.store(entity);
            } catch (final Exception e) {
                logger.warn("Failed to process a request.", e);
                throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));

                    return enc;
                }
            }
        } catch (final Exception e) {
            if (logger.isInfoEnabled()) {
                logger.info("Use a default encoding: " + encoding, e);
            }
        } finally {
            try {
                bis.reset();
            } catch (final IOException e) {
                throw new ExtractException(e);
            }
        }

                        }
                    }
                } catch (final Exception e) {
                    logger.warn("Failed to read a sugget elevate word: {}", list, e);
                }
            }
            elevateWordBhv.refresh();
        } catch (final IOException e) {
            logger.warn("Failed to read a sugget elevate word.", e);
        }
    }

      // This set never contains null.  We need to explicitly check here
      // because some comparator might throw NPE (e.g. the natural ordering).
      return object != null && sortedDelegate.contains(object);
    } catch (ClassCastException e) {
      return false;
    }
  }

  @Override
  public boolean containsAll(Collection<?> targets) {
    for (Object target : targets) {
      if (target == null) {

  private Uninterruptibles() {}

  @CanIgnoreReturnValue
  public static <V extends @Nullable Object> V getUninterruptibly(Future<V> future)
      throws ExecutionException {
    try {
      return future.get();
    } catch (InterruptedException e) {
      // Should never be thrown in GWT but play it safe
      throw new IllegalStateException(e);
    }
  }

    public OptionalEntity<UserInfo> getUserInfo(final String userCode) {
        if (StringUtil.isNotBlank(userCode)) {
            try {
                return OptionalEntity.of(userInfoCache.get(userCode));
            } catch (final ExecutionException e) {
                if (logger.isDebugEnabled()) {
                    logger.debug("Failed to access UserInfo cache.", e);
                }
            }
        }

      put(key, calculatedValue);
    } catch (RuntimeException e) {
      statsCounter.recordLoadException(ticker.read() - startTime);
      throw new UncheckedExecutionException(e);
    } catch (Exception e) {
      statsCounter.recordLoadException(ticker.read() - startTime);
      throw new ExecutionException(e);
    } catch (Error e) {
      statsCounter.recordLoadException(ticker.read() - startTime);

        multiExceptionListIterator.promoteToNext(targetReturnValueFromNext);
      }

      referenceReturnValue = method.execute(reference);
    } catch (PermittedMetaException e) {
      referenceException = e;
    } catch (UnknownElementException e) {
      throw new AssertionError(e);
    }

    if (referenceException == null) {
      if (targetException != null) {

    private static ASN1ObjectIdentifier SPNEGO_MECH_OID;

    static {
        try {
            SPNEGO_MECH_OID = new ASN1ObjectIdentifier("1.3.6.1.5.5.2");
        } catch (final IllegalArgumentException e) {
            log.error("Failed to initialize OID", e);
        }
    }

    private final SSPContext mechContext;

    private boolean firstResponse = true;