makeRequest.java

    public <ReturnType> EoNetworkRequest<ReturnType> makeRequest(EoNetworkRequest<ReturnType> request) {
            try {
                retrofit.Response<ReturnType> response = request.makeRequest();

                if (response.isSuccess()) {
                    return request;
                } else {
                    // todo: parse the error body into some sort of usable structure. or something??
                }
            } catch (IOException e) { // network error
                request.setNetworkError(e);
            } catch (Exception ex) {
                // unexpected error! probably best practice to throw.
                // throw ex;
                EoLog.e(TAG, ex);
            }

        return request;
    }