public ProgressEvent updateKeyPolicy()

in common/src/main/java/software/amazon/kms/common/KeyHandlerHelper.java [129:153]

• 22 lines of code
• 3 McCabe index (conditional complexity)

    public ProgressEvent<M, C> updateKeyPolicy(
        final AmazonWebServicesClientProxy proxy,
        final ProxyClient<KmsClient> proxyClient,
        final M previousModel,
        final M model,
        final C callbackContext
    ) {
        final String previousKeyPolicy =
            keyTranslator.translatePolicyInput(keyTranslator.getKeyPolicy(previousModel));
        final String currentKeyPolicy =
            keyTranslator.translatePolicyInput(keyTranslator.getKeyPolicy(model));
        if (!previousKeyPolicy.equals(currentKeyPolicy) && !callbackContext
            .isKeyPolicyUpdated()) { // context carries policy propagation status
            callbackContext.setKeyPolicyUpdated(true);
            return proxy
                .initiate("kms::update-key-keypolicy", proxyClient, model, callbackContext)
                .translateToServiceRequest(keyTranslator::putKeyPolicyRequest)
                .makeServiceCall(keyApiHelper::putKeyPolicy)
                .progress(EventualConsistencyHandlerHelper.EVENTUAL_CONSISTENCY_DELAY_SECONDS);
            // This requires some propagation delay because the updated policy
            // might provision new permissions which are required by the next events
        }

        return ProgressEvent.progress(model, callbackContext);
    }