aws-lightsail-instance/src/main/java/software/amazon/lightsail/instance/BaseHandlerStd.java [53:120]:
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    protected abstract ProgressEvent<ResourceModel, CallbackContext> handleRequest(
            final AmazonWebServicesClientProxy proxy, final ResourceHandlerRequest<ResourceModel> request,
            final CallbackContext callbackContext, final ProxyClient<LightsailClient> proxyClient, final Logger logger);

    /**
     * This method handles the exceptions which are caught in the handlers, returns in progress if those error codes are
     * ignored, or retires with a delay if error codes are retryable, or emits an appropriate error code
     *
     * @param e
     *            exception which was caught
     * @param resourceModel
     *            desired resource model for the request
     * @param callbackContext
     *            callback context for current invocation
     * @param ignoreErrorCodes
     *            error codes which should be ignored, i.e. code which should return in-progress
     * @param logger
     *            logger to log statements
     *
     * @return ProgressEvent<ResourceModel, CallbackContext>
     */
    public static ProgressEvent<ResourceModel, CallbackContext> handleError(final Exception e,
            final ResourceModel resourceModel, final CallbackContext callbackContext,
            final List<String> ignoreErrorCodes, final Logger logger, final String errorLocation) {

        logger.log(String.format("Error during operation: %s, Error message: %s", errorLocation, e.getMessage()));
        logger.log(Arrays.toString(e.getStackTrace()));

        if (e instanceof AwsServiceException) {
            final String errorCode = ((AwsServiceException) e).awsErrorDetails().errorCode();

            if (ignoreErrorCodes.contains(errorCode)) {
                logger.log("This error is expected at this stage. Continuing execution.");
                return ProgressEvent.progress(resourceModel, callbackContext);
            }
            logger.log(String.format("%s", ((AwsServiceException) e).awsErrorDetails()));

            switch (errorCode) {
            case NotFoundException:
                return ProgressEvent.defaultFailureHandler(new CfnInvalidRequestException(e),
                        HandlerErrorCode.NotFound);
            case InvalidInputException:
            case InvalidParameterCombination:
            case InvalidQueryParameter:
            case InvalidAction:
            case ValidationError:
            case MissingParameter:
            case OperationFailureException:
                return ProgressEvent.defaultFailureHandler(new CfnInvalidRequestException(e),
                        HandlerErrorCode.InvalidRequest);
            case ThrottlingException:
                return ProgressEvent.defaultFailureHandler(new CfnThrottlingException(e), HandlerErrorCode.Throttling);
            case NotAuthorized:
            case OptInRequired:
            case AccessDeniedException:
            case UnauthenticatedException:
                return ProgressEvent.defaultFailureHandler(new CfnAccessDeniedException(e),
                        HandlerErrorCode.AccessDenied);
            case InternalFailure:
            case ServiceUnavailable:
            default:
                return ProgressEvent.defaultFailureHandler(new CfnInternalFailureException(e),
                        HandlerErrorCode.InternalFailure);
            }
        }
        return ProgressEvent.defaultFailureHandler(new CfnGeneralServiceException(e),
                HandlerErrorCode.GeneralServiceException);
    }
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aws-lightsail-disk/src/main/java/software/amazon/lightsail/disk/BaseHandlerStd.java [53:120]:
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    protected abstract ProgressEvent<ResourceModel, CallbackContext> handleRequest(
            final AmazonWebServicesClientProxy proxy, final ResourceHandlerRequest<ResourceModel> request,
            final CallbackContext callbackContext, final ProxyClient<LightsailClient> proxyClient, final Logger logger);

    /**
     * This method handles the exceptions which are caught in the handlers, returns in progress if those error codes are
     * ignored, or retires with a delay if error codes are retryable, or emits an appropriate error code
     *
     * @param e
     *            exception which was caught
     * @param resourceModel
     *            desired resource model for the request
     * @param callbackContext
     *            callback context for current invocation
     * @param ignoreErrorCodes
     *            error codes which should be ignored, i.e. code which should return in-progress
     * @param logger
     *            logger to log statements
     *
     * @return ProgressEvent<ResourceModel, CallbackContext>
     */
    public static ProgressEvent<ResourceModel, CallbackContext> handleError(final Exception e,
            final ResourceModel resourceModel, final CallbackContext callbackContext,
            final List<String> ignoreErrorCodes, final Logger logger, final String errorLocation) {

        logger.log(String.format("Error during operation: %s, Error message: %s", errorLocation, e.getMessage()));
        logger.log(Arrays.toString(e.getStackTrace()));

        if (e instanceof AwsServiceException) {
            final String errorCode = ((AwsServiceException) e).awsErrorDetails().errorCode();

            if (ignoreErrorCodes.contains(errorCode)) {
                logger.log("This error is expected at this stage. Continuing execution.");
                return ProgressEvent.progress(resourceModel, callbackContext);
            }
            logger.log(String.format("%s", ((AwsServiceException) e).awsErrorDetails()));

            switch (errorCode) {
            case NotFoundException:
                return ProgressEvent.defaultFailureHandler(new CfnInvalidRequestException(e),
                        HandlerErrorCode.NotFound);
            case InvalidInputException:
            case InvalidParameterCombination:
            case InvalidQueryParameter:
            case InvalidAction:
            case ValidationError:
            case MissingParameter:
            case OperationFailureException:
                return ProgressEvent.defaultFailureHandler(new CfnInvalidRequestException(e),
                        HandlerErrorCode.InvalidRequest);
            case ThrottlingException:
                return ProgressEvent.defaultFailureHandler(new CfnThrottlingException(e), HandlerErrorCode.Throttling);
            case NotAuthorized:
            case OptInRequired:
            case AccessDeniedException:
            case UnauthenticatedException:
                return ProgressEvent.defaultFailureHandler(new CfnAccessDeniedException(e),
                        HandlerErrorCode.AccessDenied);
            case InternalFailure:
            case ServiceUnavailable:
            default:
                return ProgressEvent.defaultFailureHandler(new CfnInternalFailureException(e),
                        HandlerErrorCode.InternalFailure);
            }
        }
        return ProgressEvent.defaultFailureHandler(new CfnGeneralServiceException(e),
                HandlerErrorCode.GeneralServiceException);
    }
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