protected ProgressEvent handleRequest()

in aws-rds-dbcluster/src/main/java/software/amazon/rds/dbcluster/DeleteHandler.java [34:72]
37 lines of code
5 McCabe index (conditional complexity)

    protected ProgressEvent<ResourceModel, CallbackContext> handleRequest(
            final AmazonWebServicesClientProxy proxy,
            final ResourceHandlerRequest<ResourceModel> request,
            final CallbackContext callbackContext,
            final ProxyClient<RdsClient> proxyClient,
            final Logger logger
    ) {
        final ResourceModel model = request.getDesiredResourceState();

        if (!callbackContext.isDeleting()) {
            boolean deletionProtectionEnabled;
            try {
                deletionProtectionEnabled = isDeletionProtectionEnabled(proxyClient, model);
            } catch (Exception exception) {
                return Commons.handleException(
                        ProgressEvent.progress(model, callbackContext),
                        exception,
                        DEFAULT_DB_CLUSTER_ERROR_RULE_SET
                );
            }
            if (deletionProtectionEnabled) {
                return ProgressEvent.failed(
                        model,
                        callbackContext,
                        HandlerErrorCode.NotUpdatable,
                        String.format(DELETION_PROTECTION_ENABLED_ERROR, model.getDBClusterIdentifier())
                );
            }
        }

        return ProgressEvent.progress(model, callbackContext)
                .then(progress -> {
                    if (isGlobalClusterMember(model)) {
                        return removeFromGlobalCluster(proxy, proxyClient, progress);
                    }
                    return progress;
                })
                .then(progress -> deleteDbCluster(proxy, request, proxyClient, progress));
    }