public void setLastUpdateTimestamp(java.util.Date lastUpdateTimestamp) {
        this.lastUpdateTimestamp = lastUpdateTimestamp;
    }
<p>
The date and time that the delivery stream was last updated.
</p>

@param lastUpdateTimestamp
       The date and time that the delivery stream was last updated.
aws-java-sdk-kinesis/src/main/java/com/amazonaws/services/kinesisfirehose/model/DeliveryStreamDescription.java