// Attach JsonRpcServlet, wrapped in a proxy to fake errors
ServletHolder rpcServletHolder = new ServletHolder(new ForceErrorServlet(new JsonRpcServlet()));
rpcServletHolder.setInitParameter("handlers", "org.apache.shindig.handlers");
context.addServlet(rpcServletHolder, SOCIAL_RPC_BASE);
context.addFilter(AuthenticationServletFilter.class, SOCIAL_RPC_BASE, 0);
context.addServlet(rpcServletHolder, GADGET_RPC_BASE);
context.addFilter(AuthenticationServletFilter.class, GADGET_RPC_BASE, 0);
context.addServlet(rpcServletHolder, RPC_BASE);
context.addFilter(AuthenticationServletFilter.class, RPC_BASE, 0);