protected ProgressEvent handleRequest()

in aws-networkfirewall-firewall/src/main/java/software/amazon/networkfirewall/firewall/UpdateHandler.java [50:81]

30 lines of code
1 McCabe index (conditional complexity)


    protected ProgressEvent<ResourceModel, CallbackContext> handleRequest(
            final AmazonWebServicesClientProxy proxy,
            final ResourceHandlerRequest<ResourceModel> request,
            final CallbackContext callbackContext,
            final ProxyClient<NetworkFirewallClient> proxyClient,
            final Logger logger) {

        this.logger = logger;
        this.proxy = proxy;
        this.handlerRequest = request;
        this.callbackContext = callbackContext;
        this.proxyClient = proxyClient;
        this.logger = logger;
        this.desiredStateModel = request.getDesiredResourceState();
        this.previousStateModel = request.getPreviousResourceState();
        this.subnetsToAdd = computeSubnetsToAdd(
                previousStateModel.getSubnetMappings(), desiredStateModel.getSubnetMappings());
        this.subnetsToRemove = computeSubnetsToRemove(
                previousStateModel.getSubnetMappings(), desiredStateModel.getSubnetMappings());

        return ProgressEvent.progress(desiredStateModel, callbackContext)
                .then(this::verifyResourceExists)
                .then(this::updateFirewallDescription)
                .then(this::updateDeleteProtection)
                .then(this::updateFirewallPolicyChangeProtection)
                .then(this::updateSubnetChangeProtection)
                .then(this::associateFirewallPolicy)
                .then(this::associateSubnets)
                .then(this::disassociateSubnets)
                .then(this::updateTags)
                .then(progress -> new ReadHandler().handleRequest(proxy, request, callbackContext, proxyClient, logger));
    }