public Alarm withCreationTime(java.util.Date creationTime) {
        setCreationTime(creationTime);
        return this;
    }
<p>
The time the alarm was created, in the Unix epoch format.
</p>

@param creationTime
       The time the alarm was created, in the Unix epoch format.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ioteventsdata/src/main/java/com/amazonaws/services/ioteventsdata/model/Alarm.java