templateInterceptor.java

private String templateInterceptor(TypeInterceptor type, TypeExecutionPoint executionPoint) {

        String result = null;
        String filePath = "template-interceptor";
        try (
                InputStream inputStream = new ClassPathResource(
                        filePath +
                        File.separator +
                        type.getHeimdallInterceptor().getFile(executionPoint)).getInputStream();
                InputStreamReader inputStreamReader = new InputStreamReader(inputStream, StandardCharsets.UTF_8);
                BufferedReader bufferedReader = new BufferedReader(inputStreamReader)
        ) {
            result = bufferedReader.lines().collect(Collectors.joining(System.lineSeparator()));
        } catch (IOException e) {
            log.error(e.getMessage(), e);
        }

        return result;
    }