*/
public void prepare(RawDocument rawDocument) throws RegainException {
InputStream stream = null;
try {
stream = rawDocument.getContentAsStream();
RtfFilterReader reader = new RtfFilterReader(new InputStreamReader(stream));
StringWriter writer = new StringWriter();
RegainToolkit.pipe(reader, writer);
stream.close();
reader.close();
writer.close();
String cleanedContent = writer.toString();
setCleanedContent(cleanedContent);
}