private void createFile(byte[] stream, String filename)
throws FileNotFoundException, IOException {
File aFile = new File(tempFolder, this.getClass().getSimpleName() + "_" + filename);
FileOutputStream fos = new FileOutputStream(aFile);
IOUtils.write(stream, fos);
fos.close();
}
public InputStream getInputStream() throws IOException {
ByteArrayOutputStream o = new ByteArrayOutputStream();
IOUtils.write(super.toCharArray(), o, charset.name());
return new ByteArrayInputStream(o.toByteArray());
}