public EcsCluster withRegisteredAt(String registeredAt) {
        setRegisteredAt(registeredAt);
        return this;
    }
<p>
The time and date that the cluster was registered with the stack.
</p>

@param registeredAt
       The time and date that the cluster was registered with the stack.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-opsworks/src/main/java/com/amazonaws/services/opsworks/model/EcsCluster.java