public void setAlarmConfigurationUpdatedTimestamp(java.util.Date alarmConfigurationUpdatedTimestamp) {
        this.alarmConfigurationUpdatedTimestamp = alarmConfigurationUpdatedTimestamp;
    }
<p>
The time stamp of the last update to the alarm configuration.
</p>

@param alarmConfigurationUpdatedTimestamp
       The time stamp of the last update to the alarm configuration.
aws-java-sdk-cloudwatch/src/main/java/com/amazonaws/services/cloudwatch/model/CompositeAlarm.java