public static synchronized void dispose() {
        while (!disposables.isEmpty()) {
            final Disposable disposable = disposables.removeLast();
            try {
                disposable.dispose();
            } catch (final Throwable t) {
                t.printStackTrace(); // must not use Logger.
            }
        }
        disposables.clear();
        Introspector.flushCaches();
    }

            } else {
                request.addMetadata(new MetadataBridge(metadata));
            }
        }

        try {
            repoSystem.install(session, request);
        } catch (InstallationException e) {
            throw new ArtifactInstallationException(e.getMessage(), e);
        }

        /*

    public synchronized File getFile() {
        try {
            String state = mayUpdate();
            if (state == null) {
                return null;
            }
            return target.toFile();
        } catch (IOException | NoSuchAlgorithmException | XMLStreamException | ModelBuildingException e) {
            throw new TransformationFailedException(e);
        }
    }

    private String mayUpdate()

    // Assert that escapers throw null pointer exceptions.
    try {
      escaper.escape((String) null);
      Assert.fail("exception not thrown when escaping a null string");
    } catch (NullPointerException e) {
      // pass
    }
  }

  /**
   * Asserts that an escaper escapes the given character into the expected string.
   *
   * @param escaper the non-null escaper to test

        return protwordsService.getProtwordsFile(form.dictId).map(file -> {
            try (InputStream inputStream = form.protwordsFile.getInputStream()) {
                file.update(inputStream);
            } catch (final IOException e) {
                logger.warn("Failed to process a request.", e);
                throwValidationError(messages -> messages.addErrorsFailedToUploadProtwordsFile(GLOBAL),

                MetadataGraphVertex entry = cleanGraph.getEntry();
                // entry point
                v.visit(entry);
            }

            return cpc;
        } catch (GraphConflictResolutionException e) {
            throw new MetadataGraphTransformationException(e);
        }
    }

    // ===================================================================================================

            ToolchainPrivate[] toolchains = toolchainManagerPrivate.getToolchainsForType(type, s);
            return new MappedList<>(Arrays.asList(toolchains), this::toToolchain);
        } catch (MisconfiguredToolchainException e) {
            throw new ToolchainManagerException("Unable to get toochains for type " + type, e);
        }
    }

    @Override

    this.body = body
    this.sequenceNumber = sequenceNumber
    this.failure = failure

    if (socket is SSLSocket) {
      try {
        this.handshake = socket.session.handshake()
      } catch (e: IOException) {
        throw IllegalArgumentException(e)
      }
    } else {
      this.handshake = null
    }

    if (requestLine.isNotEmpty()) {
      val methodEnd = requestLine.indexOf(' ')

                if (num.intValue() > fessConfig.getPagingSearchPageMaxSizeAsInteger().intValue() || num.intValue() <= 0) {
                    num = fessConfig.getPagingSearchPageMaxSizeAsInteger();
                }
            } catch (final NumberFormatException e) {
                num = fessConfig.getPagingSearchPageSizeAsInteger();
            }
        }
        return num;
    }

    @Override
    public String getQuery() {

fun Request.Builder.commonPut(body: RequestBody): Request.Builder = method("PUT", body)

fun Request.Builder.commonPatch(body: RequestBody): Request.Builder = method("PATCH", body)

fun Request.Builder.commonMethod(
  method: String,
  body: RequestBody?,
): Request.Builder =
  apply {
    require(method.isNotEmpty()) {
      "method.isEmpty() == true"
    }