try {
      presentFeatures = (Feature<?>[]) annotationClass.getMethod("value").invoke(testerAnnotation);
      absentFeatures = (Feature<?>[]) annotationClass.getMethod("absent").invoke(testerAnnotation);
    } catch (Exception e) {
      throw new IllegalArgumentException("Error extracting features from tester annotation.", e);
    }
    Set<Feature<?>> allPresentFeatures = addImpliedFeatures(copyToSet(presentFeatures));

      extends UnsupportedOperationException {
    // Package-private because this should only be thrown by loadAll() when it is not overridden.
    // Cache implementors may want to catch it but should not need to be able to throw it.
    UnsupportedLoadingOperationException() {}
  }

  /**
   * Thrown to indicate that an invalid response was returned from a call to {@link CacheLoader}.
   *

        synchronized (this) {
            try {
                state = 1;
                final DcerpcMessage bind = new DcerpcBind(binding, this);
                sendrecv(bind);
            } catch (final IOException ioe) {
                state = 0;
                throw ioe;
            }
        }
    }

    /**
     * Sends a DCERPC message and receives the response

                java.lang.reflect.Field lengthField = ServerMessageBlock2.class.getDeclaredField("length");
                lengthField.setAccessible(true);
                lengthField.setInt(this, length);
            } catch (Exception e) {
                throw new RuntimeException(e);
            }
        }

        @Override
        protected int readBytesWireFormat(byte[] buffer, int bufferIndex) {
            return 0;

            return result.getArtifactResults().stream()
                    .filter(ArtifactResult::isResolved)
                    .map(ArtifactResult::getArtifact)
                    .collect(Collectors.toList());
        } catch (PluginResolutionException | InterpolatorException e) {
            throw new ExtensionResolutionException(extension, e);
        }
    }

            try {
                Map<Path, Document> pomMap = Map.of(); // Empty for this test
                return doUpgrade(context, targetModel, pomMap);
            } catch (Exception e) {
                throw new RuntimeException(e);
            }
        }

        // Helper method from AbstractUpgradeStrategy

                                allUrls.add(polled.getUrl());
                            }
                        }
                    }
                    totalPolled.addAndGet(count);
                } catch (final InterruptedException e) {
                    Thread.currentThread().interrupt();
                } finally {
                    doneLatch.countDown();
                }
            }).start();
        }

            return null;
        });
        try (InputStream inputStream = form.synonymFile.getInputStream()) {
            file.update(inputStream);
        } catch (final IOException e) {
            logger.warn("Failed to process a request.", e);
            throwValidationErrorApi(messages -> messages.addErrorsFailedToUploadProtwordsFile(GLOBAL));
        }

        if (address == null) {
            return false;
        }
        try {
            final InetAddress inetAddress = InetAddress.getByName(address);
            return inetAddress instanceof Inet6Address;
        } catch (final Exception e) {
            return false;
        }
    }

    /**
     * Formats an IP address string for use in a URL.
     * IPv6 addresses are wrapped in brackets, IPv4 addresses are returned as-is.

            result.setUpdatedTime(DfTypeUtil.toLong(source.get("updatedTime")));
            result.setVirtualHosts(toStringArray(source.get("virtualHosts")));
            return updateEntity(source, result);
        } catch (InstantiationException | IllegalAccessException e) {
            final String msg = "Cannot create a new instance: " + entityType.getName();
            throw new IllegalBehaviorStateException(msg, e);
        }
    }