FileWriter fw = new FileWriter("ovf/" + vmm.getName() + ".ovf2");
fw.write(ret);
fw.close();
VmbkpOvf ovf = new VmbkpOvf(ret);
ovf.replaceFileLinkInReferences();
String ret2 = ovf.toString();
FileWriter fw2 = new FileWriter("ovf/" + vmm.getName() + ".ovf3");
fw2.write(ret2);
fw2.close();
}