public DescribeVolumesResponse describeVolumes(DescribeVolumes describeVolumes) {
EC2DescribeVolumes request = new EC2DescribeVolumes();
DescribeVolumesType dvt = describeVolumes.getDescribeVolumes();
DescribeVolumesSetType dvst = dvt.getVolumeSet();
FilterSetType fst = dvt.getFilterSet();
if (null != dvst) {
DescribeVolumesSetItemType[] items = dvst.getItem();
if (null != items) {
for (int i = 0; i < items.length; i++)
request.addVolumeId(items[i].getVolumeId());
}
}