}
        } else if (event instanceof ProgressStartEvent) {
            ProgressStartEvent progressStartEvent = (ProgressStartEvent) event;
            if (progressStartEvent.getLoggingHeader() == null) {
                return; // If the event has no logging header, it doesn't manifest as console output.
            }
            OperationIdentifier operationIdentifier = progressStartEvent.getBuildOperationId();

        operation.complete();
    }

    private void onStart(ProgressStartEvent progressStartEvent) {
        Operation operation = new Operation(progressStartEvent.getCategory(), progressStartEvent.getLoggingHeader(), progressStartEvent.getTimestamp(), progressStartEvent.getBuildOperationId());
        operations.put(progressStartEvent.getProgressOperationId(), operation);
    }