public SpotOptionsRequest withSingleAvailabilityZone(Boolean singleAvailabilityZone) {
        setSingleAvailabilityZone(singleAvailabilityZone);
        return this;
    }
<p>
Indicates that the fleet launches all Spot Instances into a single Availability Zone.
</p>
<p>
Supported only for fleets of type <code>instant</code>.
</p>

@param singleAvailabilityZone
       Indicates that the fleet launches all Spot Instances into a single Availability Zone.</p>
       <p>
       Supported only for fleets of type <code>instant</code>.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/SpotOptionsRequest.java