public void returnErrorResponse(JRTServerConfigRequest request, int errorCode, String message) {
        request.getRequestTrace().trace(TRACELEVEL, "Config proxy returnErrorResponse()");
        request.addErrorResponse(errorCode, message);
        request.getRequest().returnRequest();
    }
An RPC server that handles config and file distribution requests.

@author hmusum
config-proxy/src/main/java/com/yahoo/vespa/config/proxy/ResponseHandler.java