public static String readResource(String resourceName) {
ClassPathResource resource = new ClassPathResource(resourceName);
try {
StringBuilder textBuilder = new StringBuilder();
try (Reader reader = new BufferedReader(new InputStreamReader
(resource.getInputStream(), Charset.forName(StandardCharsets.UTF_8.name())))) {
int c = 0;
while ((c = reader.read()) != -1) {
textBuilder.append((char) c);
}
}
return textBuilder.toString();
} catch (IOException e) {
log.error("", e);
}
return null;
}
resources 아래 경로 부터 써주면 됨.