How do I get Response body when there is an error when using Retrofit 2.0 Observables

Question

I am using Retrofit 2.0 to make api calls that return Observables. It all works good when the call went through fine and the response is as expected. Now let\'s say we have an e

Answer 1

Just check if the throwable is an instance of HttpException and then you can access the retrofit response

if (e instanceof HttpException) {
    ResponseBody body = ((HttpException) e).response().errorBody();
    ...
}

Then you can use the converter to deserialize it (or do it yourself).