public static String transform()

in src/main/java/com/uber/uberscriptquery/util/TemplateUtils.java [36:78]
35 lines of code
5 McCabe index (conditional complexity)

    public static String transform(String text, Map<String, Object> map) {
        List<String> supportedVariables = new ArrayList<>();
        for (String entry : map.keySet()) {
            supportedVariables.add(String.format("${%s}", entry));
        }

        String supportedVariablesStr = StringUtils.join(supportedVariables, ", ");

        final String templateName = "query";
        Configuration cfg = new Configuration(Configuration.VERSION_2_3_24);
        cfg.setDefaultEncoding("UTF-8");
        cfg.setTemplateExceptionHandler(TemplateExceptionHandler.RETHROW_HANDLER);

        StringTemplateLoader ctl = new StringTemplateLoader();
        ctl.putTemplate(templateName, text);
        cfg.setTemplateLoader(ctl);

        Template template;
        try {
            template = cfg.getTemplate(templateName);
        } catch (IOException e) {
            throw new RuntimeException("Failed to get template: " + templateName, e);
        }

        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
        BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(byteArrayOutputStream));

        try {
            template.process(map, writer);
        } catch (TemplateException | IOException e) {
            throw new RuntimeException(String.format("Failed to process text template: %s. Supported variables: %s", text, supportedVariablesStr), e);
        }

        try {
            writer.flush();
        } catch (IOException e) {
            throw new RuntimeException(String.format("Failed to flush writer for text template: %s. Supported variables: %s", text, supportedVariablesStr), e);
        }

        byte[] bytes = byteArrayOutputStream.toByteArray();
        String result = new String(bytes, StandardCharsets.UTF_8);
        return result;
    }