public Cluster withRequestedAmiVersion(String requestedAmiVersion) {
        setRequestedAmiVersion(requestedAmiVersion);
        return this;
    }
<p>
The AMI version requested for this cluster.
</p>

@param requestedAmiVersion
       The AMI version requested for this cluster.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-emr/src/main/java/com/amazonaws/services/elasticmapreduce/model/Cluster.java