Currently SpringCache.put() will fail if method marked with @Cacheable returns null. We should wrap null in a special value and save it in cache, so that next time the method is called, it is returned without executing the method.
Currently SpringCache.put() will fail if method marked with @Cacheable returns null. We should wrap null in a special value and save it in cache, so that next time the method is called, it is returned without executing the method.