public java.util.Date getUpdateDate() {
        return this.updateDate;
    }
<p>
Date and time when the Auto-Tune options were last updated for the domain.
</p>

@return Date and time when the Auto-Tune options were last updated for the domain.
aws-java-sdk-opensearch/src/main/java/com/amazonaws/services/opensearch/model/AutoTuneStatus.java