{
StreamConnector stdout_reader = new StreamConnector(process.getInputStream(), stdout!=null ? stdout : NullOutputStream.NULL_OUTPUT_STREAM);
stdout_reader.start();
ReaderWriterConnector stderr_reader = new ReaderWriterConnector(new InputStreamReader(process.getErrorStream()), new MessengerWriter(reporter, Messenger.LOG_DEBUG));
stderr_reader.start();
OutputStream os = process.getOutputStream();
try
{
if (stdin != null)