Elements tests = doc.getRootElement().getChildElements("test");
int size = tests.size();
for (int i = 0; i < size; i++) {
// System.out.println(i);
Element test = tests.get(i);
test.detach();
Document testdoc = new Document(test);
ByteArrayOutputStream out = new ByteArrayOutputStream();
Serializer serializer = new Serializer(out);
serializer.setUnicodeNormalizationFormC(true);
serializer.write(testdoc);