public ProgressEvent handleRequest()

in aws-wafv2-webaclassociation/src/main/java/com/amazonaws/wafv2/webaclassociation/CreateHandler.java [28:84]
53 lines of code
5 McCabe index (conditional complexity)

    public ProgressEvent<ResourceModel, CallbackContext> handleRequest(
        final AmazonWebServicesClientProxy proxy,
        final ResourceHandlerRequest<ResourceModel> request,
        final CallbackContext callbackContext,
        final Logger logger) {

        final ResourceModel model = request.getDesiredResourceState();
        final CallbackContext currentContext = callbackContext == null ?
                CallbackContext.builder()
                        .stabilizationRetriesRemaining(CommonVariables.NUMBER_OF_STATE_POLL_RETRIES)
                        .build()
                : callbackContext;
        log(logger, model, "retries left: " + currentContext.getStabilizationRetriesRemaining());
        if (currentContext.getStabilizationRetriesRemaining() <= 0) {
            log(logger, model, "no more retries remaining");
            return ProgressEvent.<ResourceModel, CallbackContext>builder()
                    .status(OperationStatus.FAILED)
                    .errorCode(HandlerErrorCode.NotStabilized)
                    .build();
        }
        try {
            associateWebACLExceptionWrapper(proxy, model).execute();
            log(logger, model, "created successfully");
            // propogate input values to make CFN happy, since these two make up the resource primary key.
            final ResourceModel result = ResourceModel.builder()
                    .resourceArn(model.getResourceArn())
                    .webACLArn(model.getWebACLArn())
                    .build();
            return ProgressEvent.<ResourceModel, CallbackContext>builder()
                    .resourceModel(result)
                    .status(OperationStatus.SUCCESS)
                    .build();
        } catch (WafUnavailableEntityException e) {
            int retryLeft = currentContext.getStabilizationRetriesRemaining() - 1;
            int delaySeconds = CommonVariables.CALLBACK_DELAY_SECONDS;
            String message = String.format("WafUnavailableEntityException: %s Retryleft: %d NextDelay: %d",
                    e.getMessage(), retryLeft, delaySeconds);
            log(logger, model, message);
            // WebACL still being sequenced
            return ProgressEvent.<ResourceModel, CallbackContext>builder()
                    .resourceModel(model)
                    .status(OperationStatus.IN_PROGRESS)
                    .callbackContext(CallbackContext.builder()
                            .stabilizationRetriesRemaining(retryLeft)
                            .build())
                    .callbackDelaySeconds(delaySeconds)
                    .build();
        } catch (RuntimeException e) {
            log(logger, model, String.format("[%s]: %s",  e.getClass().getSimpleName(), e.getMessage()));
            // handle error code
            return ProgressEvent.<ResourceModel, CallbackContext>builder()
                    .status(OperationStatus.FAILED)
                    .errorCode(ExceptionTranslationWrapper.translateExceptionIntoErrorCode(e))
                    .message(e.getMessage())
                    .build();
        }
    }