public void handleRequest()

in src/main/java/com/amazonaws/handler/GetOrdersHandler.java [50:70]

• 19 lines of code
• 2 McCabe index (conditional complexity)

    public void handleRequest(InputStream input, OutputStream output,
                              Context context) throws IOException {
        final JsonNode event;
        try {
            event = objectMapper.readTree(input);
        } catch (JsonMappingException e) {
            writeInvalidJsonInStreamResponse(objectMapper, output, e.getMessage());
            return;
        }
        final JsonNode queryParameterMap = event.findValue("queryParameters");
        final String exclusiveStartKeyQueryParameter = Optional.ofNullable(queryParameterMap)
                .map(mapNode -> mapNode.get("exclusive_start_key").asText())
                .orElse(null);

        OrderPage page = orderDao.getOrders(exclusiveStartKeyQueryParameter);
        //TODO handle exceptions
        objectMapper.writeValue(output, new GatewayResponse<>(
                objectMapper.writeValueAsString(
                        new GetOrdersResponse(page.getLastEvaluatedKey(), page.getOrders())),
                APPLICATION_JSON, SC_OK));
    }