REST vs. Mobile

Presentation made by our Senior Developer & Head of back end Hugo Hache during Apidays 2015 in Paris

Transcript

1. REST vs. Mobile Story of my life
4. How bad is it?
7. WIRES!
8. 1/ Ethernet cable
9. Source: HTTP/2 is here, let’s optimize – Ilya Grigorik
10. Generation! Data rate! Latency! Edge 100-400 Kbit/s 300-1000 ms 3G 0.5-5 Mbit/s 100-500 ms 4G 1-50 Mbit/s < 100 ms
12. 2/ Power cable
13. Source: WWDC14 - Writing Energy Efficient Code Part 2 – Albert Liu
14. Source: http://developer.android.com/training/monitoring-device-state/doze-standby.html
15. REST: Resource-centric API vs. Mobile: Fight number of requests
16. { "favorites": [ { "id" : 1, "stop_id": 1, "line_id": 2, "direction_id": 2 }, … ] }
17. /favorites /favorites /stops/1 /lines/2 /directions/2 /stops/1 /lines/2 /directions/2 Series Parallel
18. { "favorites": [ { "id" : 1, "stop_id": 1, "line_id": 2, "direction_id": 2 }, … ] } { "favorites": [ { "id" : 1, "stop_id": { "id": 1, "name": "Ascq Village" }, "line_id": { "id": 2, "code": "43", "pictogram_url": "http:// line.com/43" }, "direction_id": { "id": 2, "name": "Mont de Terre" } }, … ] }
19. { "favorites": [ { "id" : 1, "stop_id": 1, "line_id": 3, "direction_id": 1 }, … ] }
20. HTTP 2.0 is coming!
21. ✓ Parallelize on mobile ✓ Nest, compress and configure verbosity with accept header ✓ Leverage as much as possible HTTP Caching
22. Questions? Hugo HACHE! Mobile -> Back end Software Engineer! @hugo_hache