private ImapConnection writeRequest(final byte[] payload) throws IOException {
ImapConnection conn = mConnection;
if (conn == null) throw new IOException("proxy connection already closed");
// proxy the request over to the remote server
OutputStream remote = conn.getOutputStream();
if (remote == null) {
dropConnection();
throw new IOException("proxy connection already closed");
}
remote.write(payload);
remote.flush();
return conn;
}
