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  • 1. Christos Papazafeiropoulos Co-Founder & CTO christos@imellon.com - @cpapazafAndroid & Google+ 5th GTUG, Athens, Greece 22 Nov 2011
  • 2.  Android is a software stack for mobile devices that includes an operating system, middleware and applications Linux version 2.6 Tuesday, November 22, 2011 2
  • 3.  Application framework Dalvik virtual machine Integrated browser, WebKit Custom 2D, 3D SQLite Media support (MPEG4, H.264, MP3, AAC, AMR, JPG, PNG, GIF) Telephony (hardware dependent) Bluetooth, EDGE, 3G, and WiFi (hardware dependent) Camera, GPS, compass, and accelerometer (hardware dependent) Development environment: ◦ device emulator, ◦ tools for debugging, ◦ memory and performance profiling, ◦ plugin for the Eclipse IDE Tuesday, November 22, 2011 3
  • 4. http://www.sliderocket.com/blog/2011/09/presentation-google-plus/ Tuesday, November 22, 2011 4
  • 5.  5 – 10 M downloads Not available in Greece yet Tuesday, November 22, 2011 5
  • 6.  Google+ API (https://developers.google.com/+/api/ ) ◦ People  People is a list of person resources, each of which represents a Google+ user  Get a persons profile  Search all public profiles  List all of the people in the specified collection for a particular activity ◦ Activities  An activity is a note that a user posts to their stream  List all of the activities in the specified collection for a particular user  Get an activity  Search public activities ◦ Comments  A comment is a reply to an activity  List all of the comments for an activity  Get a comment Test it at: ◦ https://code.google.com/apis/explorer/#_s=plus&_v=v1 Tuesday, November 22, 2011 6
  • 7.  Step 1 (Register an Application) ◦ https://code.google.com/apis/console Tuesday, November 22, 2011 7
  • 8.  Step 2 (Get the access tokens) Tuesday, November 22, 2011 8
  • 9.  Step 3 (Get the Libraries) ◦ Google APIs Client Library for Java  A flexible, efficient, and powerful Java client library for accessing GoogleAPIs  http://code.google.com/p/google-api-java- client/downloads/list ◦ Google+ API Library for Java  The Google+ API is the programming interface to Google+  Note: The Google+ API currently provides read-only access to public data  All API calls require either an OAuth 2.0 token or an API key  http://code.google.com/p/google-api-java- client/wiki/APIs#Google+_API Tuesday, November 22, 2011 9
  • 10.  Step 4 (Use the Libraries) Tuesday, November 22, 2011 10
  • 11.  Step 5 (Sample Code) Tuesday, November 22, 2011 11
  • 12.  Google plus ◦ https://plus.google.com Google APIs console ◦ https://code.google.com/apis/console Google Clients java library ◦ http://code.google.com/p/google-api-java-client Google+ API ◦ https://developers.google.com/+/api/ Google+ API Explorer ◦ https://code.google.com/apis/explorer/#_s=plus& _v=v1 Tuesday, November 22, 2011 12
  • 13. Tuesday, November22, 2011 13

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