rp = receivePackFactory.create(req, getRepository(req));
			} catch (ServiceNotAuthorizedException e) {
				rsp.sendError(SC_UNAUTHORIZED, e.getMessage());
				return;
			} catch (ServiceNotEnabledException e) {
				sendError(req, rsp, SC_FORBIDDEN, e.getMessage());
				return;
			}

			try {
				req.setAttribute(ATTRIBUTE_HANDLER, rp);
				chain.doFilter(req, rsp);
			} finally {
				req.removeAttribute(ATTRIBUTE_HANDLER);
			}
		}

		@Override
		public void init(FilterConfig filterConfig) throws ServletException {
			// Nothing.
		}

		@Override
		public void destroy() {
			// Nothing.
		}
	}

	/** {@inheritDoc} */
	@Override
	public void doPost(final HttpServletRequest req,
			final HttpServletResponse rsp) throws IOException {
		if (!RECEIVE_PACK_REQUEST_TYPE.equals(req.getContentType())) {