spring - read property value from properties file in static field of class

Question

I have one utility class where i have one method which requires username and password to connect other url. I need to kept that username in properties file so that i can change

Answer 1

Or using the @Value over the non-static setter method for username eg.

@Value("${app.username}")
public void setUserName(String userName) {
    UtilityClass.userName = userName;
}