public class ContextHolder {
    private static ClassPathXmlApplicationContext context;

    public static getSpringContext() {
        if (context == null) {
            context = new ClassPathXmlApplicationContext("applicationContext.xml");
        }
        return context;
    }
}

try (final ClassPathXmlApplicationContext applicationContext =
             new ClassPathXmlApplicationContext("applicationContext.xml")) {
    //do stuff
}