GraphqlController_2

GraphqlController.java

public String graphqlExec(){
    String query = makeQuery("<商品ID>",
                    "<コレクションID>");

    String resJsonStr = apiClient.post(query,String.class);
    logger.debug(resJsonStr);

    return "index";
}

private String makeQuery(String productId, String CollectionId){
    SampleVariables variableJson = new SampleVariables(productId,
            CollectionId);
    try {
        String query = getResource("SampleQuery");
        ObjectMapper mapper =  new ObjectMapper();
        ObjectNode wrapper = mapper.createObjectNode();
        wrapper.put("query", query);
        wrapper.set("variables", mapper.valueToTree(variableJson));
        return mapper.writeValueAsString(wrapper);
    } catch (IOException e) {
        e.printStackTrace();
    }
    return "";
}

private String getResource(String name) throws IOException {
    try (InputStream is = getClass().getResourceAsStream("/graphql/" + name + ".graphql")) {
        return new String(IOUtils.toByteArray(is)).replace(System.lineSeparator(), "");
    }
}