code: public Flowable<CDAArray> all() {
      return client.cacheAll(false)
          .flatMap(
              new Function<Cache, Publisher<Response<CDAArray>>>() {
                @Override
                public Publisher<Response<CDAArray>> apply(Cache cache) {
                  return client.service.array(client.spaceId, client.environmentId, path(), params);
                }
              }
          ).map(new Function<Response<CDAArray>, CDAArray>() {
            @Override
            public CDAArray apply(Response<CDAArray> response) {
              return ResourceFactory.array(response, client);
            }
          });
    }
docs: Observe an array of all resources matching the type of this query.
  
  @return {@link Flowable} instance.