public Boolean getAtRestEncryptionEnabled() {
        return this.atRestEncryptionEnabled;
    }
<p>
At-rest encryption flag for cache. You cannot update this setting after creation.
</p>

@return At-rest encryption flag for cache. You cannot update this setting after creation.
aws-java-sdk-appsync/src/main/java/com/amazonaws/services/appsync/model/ApiCache.java