// Test encrypt
byte[] encryptedData = doEncrypt(StringUtil.toBytesUTF8(xmlStr), cipherTransformer);
// Test decrypt with SAX parser
InputStream is = cipherTransformer.createInputStream(new ByteArrayInputStream(encryptedData));
SAXParserFactory factory = SAXParserFactory.newInstance();
SAXParser saxParser = factory.newSAXParser();
saxParser.parse(is, new DefaultHandler());