public  void flush() throws IOException
Sends all pending buffered data over this connection.

 public  void receiveRequestEntity(HttpEntityEnclosingRequest request) throws HttpException, IOException
Receives the next request entity available from this connection and attaches it to 
an existing request.

 public HttpRequest receiveRequestHeader() throws HttpException, IOException
Receives the request line and all headers available from this connection.
The caller should examine the returned request and decide if to receive a
request entity as well.

 public  void sendResponseEntity(HttpResponse response) throws HttpException, IOException
Sends the response entity of a response over this connection.

 public  void sendResponseHeader(HttpResponse response) throws HttpException, IOException
Sends the response line and headers of a response over this connection.