canceled = true
    exchange?.cancel()
    for (plan in plansToCancel) {
      plan.cancel()
    }

    eventListener.canceled(this)
  }

  override fun isCanceled(): Boolean = canceled

  override fun execute(): Response {
    check(executed.compareAndSet(false, true)) { "Already Executed" }

    timeout.enter()
    callStart()
    try {

            throw new ExtractException(e);
        } finally {
            if (accessTimeout != null) {
                accessTimeoutTarget.stop();
                if (!accessTimeoutTask.isCanceled()) {
                    accessTimeoutTask.cancel();
                }
            }
        }
        return data;
    }

    /**
     * Sets the URL of the API endpoint.

            logger.warn("Failed to create suggest data.", e);
            resultBuf.append(e.getMessage()).append("\n");
        } finally {
            if (timeoutTask != null && !timeoutTask.isCanceled()) {
                timeoutTask.cancel();
            }
        }

        return resultBuf.toString();

    }

    /**
     * Executes the suggest creator process.

            logger.warn("Failed to generate thumbnails.", e);
            resultBuf.append(e.getMessage()).append("\n");
        } finally {
            if (timeoutTask != null && !timeoutTask.isCanceled()) {
                timeoutTask.cancel();
            }
        }

        return resultBuf.toString();

    }

    /**
     * Executes the thumbnail generator process.

            logger.warn("Failed to run python command.", e);
            resultBuf.append(e.getMessage()).append("\n");
        } finally {
            if (timeoutTask != null && !timeoutTask.isCanceled()) {
                timeoutTask.cancel();
            }
        }

        return resultBuf.toString();

    }

    /**
     * Executes the Python script with the configured parameters.

        } finally {
            if (accessTimeoutTarget != null) {
                accessTimeoutTarget.stop();
                if (accessTimeoutTask != null && !accessTimeoutTask.isCanceled()) {
                    accessTimeoutTask.cancel();
                }
            }
        }
    }

    /**
     * Creates an NTLM password authenticator from the given SMB authentication.
     *

              noNewExchangesEvent = !noNewExchanges
              noNewExchanges = true
              routeFailureCount++
            }
          }

          e.errorCode == ErrorCode.CANCEL && call.isCanceled() -> {
            // Permit any number of CANCEL errors on locally-canceled calls.
          }

          else -> {
            // Everything else wants a fresh connection.

            return getResponseData(uri, includeContent);
        } finally {
            if (accessTimeoutTarget != null) {
                accessTimeoutTarget.stop();
                if (!accessTimeoutTask.isCanceled()) {
                    accessTimeoutTask.cancel();
                }
            }
        }
    }

    /**
     * Parses a storage path into bucket name and object path components.

        } finally {
            if (accessTimeoutTarget != null) {
                accessTimeoutTarget.stop();
                if (accessTimeoutTask != null && !accessTimeoutTask.isCanceled()) {
                    accessTimeoutTask.cancel();
                }
            }
        }
    }

    /**
     * Retrieves response data for the given URI using SMB1 protocol.
     *

            throw e;
        } catch (final Exception e) {
            throw new JobProcessingException("Failed to execute a crawl job.", e);
        } finally {
            if (timeoutTask != null && !timeoutTask.isCanceled()) {
                timeoutTask.cancel();
            }
        }

        return resultBuf.toString();

    }

    /**
     * Gets the count of currently running crawler jobs.