EESTEC Android Workshop 3
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The document outlines an Android workshop led by Antonis Kalipetis, covering topics such as internet access, the network stack, JSON, and asynchronous tasks. It describes how to create an HTTP client, make requests, and parse JSON responses while emphasizing the benefits of using JSON due to its small footprint and human readability. Additionally, it includes code examples and links to resources for practical application.
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EESTEC Android Workshop 3
- 1. ANTONIS KALIPETIS - MOBILE LEAD, SOURCELAIR AKALIPETIS@SOURCELAIR.COM, @AKALIPETIS ANDROID WORKSHOP 3
- 2. W H AT W E ’ L L C O V E R T O D AY • Quick recap, how did we come here? • Accessing the Internet! • The Network Stack • JSON • Async Tasks
- 4. ACTIVITY • Controls data representation • Handles user generated events • Helps us get system tools
- 5. INTERESTING STUFF • findViewById(R.id.my_awesome_id) • setOnAwesomeEventListener • getSystemService(Context.SERVICE_CONST)
- 7. WE LOVE HTTP N E T W O R K S TA C K
- 8. HOW DO WE GET OUT THERE • Create an HTTP Client • Create a request • Add parameters • Execute • Parse JSON response
- 9. J A V A S C R I P T O B J E C T N O TA T I O N JSON
- 10. WHY JSON • Has small footprint • Easily read by humans • Fast parsing
- 11. { } "photosets": { "photoset": [ { "id": "72157632235593501", "title": { "_content": "Stanford University" }, "description": { "_content": "Photos from Stanford University, really, only from there." }, ... }, ... ], "pages": 1 }, "stat": "ok"
- 12. SO, I JUST DO THIS OR… A TA S K I S A M U S T !