public VolumeiSCSIAttributes withLunNumber(Integer lunNumber) {
        setLunNumber(lunNumber);
        return this;
    }
<p>
The logical disk number.
</p>

@param lunNumber
       The logical disk number.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-storagegateway/src/main/java/com/amazonaws/services/storagegateway/model/VolumeiSCSIAttributes.java