sample catch block

gistfile1.java

 public <ReturnType> NetworkRequest<ReturnType> makeRequest(NetworkRequest<ReturnType> request) {
            try {
                request.makeRequest();
                
                // if you reach this, request succeeded!
                request.setStatus(HttpURLConnection.HTTP_OK, NetworkRequest.Status.SUCCESS);
                return request;
            } catch (RetrofitError error) {
                Response errorResponse = error.getResponse();
                switch (error.getKind()) {
                    case NETWORK:
                        // handle network errors
                        break;
                    case HTTP:
                        // unexpected response from the server. may be a client error, auth error, server error...
                        break;
                    case CONVERSION:
                        // problem with GSON or marshalling response into a POJO
                        break;
                    case UNEXPECTED:
                        // who knows.
                        throw error;
                }
}