public void setMarker(String marker) {
        this.marker = marker;
    }
<p>
A string that indicates the position at which to begin the returned list of volumes. Obtain the marker from the
response of a previous List iSCSI Volumes request.
</p>

@param marker
       A string that indicates the position at which to begin the returned list of volumes. Obtain the marker
       from the response of a previous List iSCSI Volumes request.
aws-java-sdk-storagegateway/src/main/java/com/amazonaws/services/storagegateway/model/ListVolumesRequest.java