Creating and working with databases in Android

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An Android database example due to Lars Vogel

An Android database example due to Lars Vogel

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  • 1. A database example Running the application TODOs application code Inspecting the database Using LogCat CS/SE Individual Practical Stephen Gilmore October 28, 2011 School of Informatics, University of Edinburgh CS/SE Individual Practical 1 / 40
  • 2. A database example Running the application TODOs application code Inspecting the database Using LogCat A database example Lars Vogel example: TODOs CS/SE Individual Practical 2 / 40
  • 3. A database example Running the application TODOs application code Inspecting the database Using LogCat A database example A database example CS/SE Individual Practical 3 / 40
  • 4. A database example Running the application TODOs application code Inspecting the database Using LogCat A database example TodoDatabaseAdapter CS/SE Individual Practical 4 / 40
  • 5. A database example Running the application TODOs application code Inspecting the database Using LogCat A database example TodoDatabaseHelper (onCreate()) CS/SE Individual Practical 5 / 40
  • 6. A database example Running the application TODOs application code Inspecting the database Using LogCat A database example TodoDatabaseHelper (onUpgrade()) CS/SE Individual Practical 6 / 40
  • 7. A database example Running the application TODOs application code Inspecting the database Using LogCat A database example TodoDatabaseAdapter (open(), close()) CS/SE Individual Practical 7 / 40
  • 8. A database example Running the application TODOs application code Inspecting the database Using LogCat A database example The create, update, and delete methods CS/SE Individual Practical 8 / 40
  • 9. A database example Running the application TODOs application code Inspecting the database Using LogCat A database example The insert() method CS/SE Individual Practical 9 / 40
  • 10. A database example Running the application TODOs application code Inspecting the database Using LogCat A database example The update() method CS/SE Individual Practical 10 / 40
  • 11. A database example Running the application TODOs application code Inspecting the database Using LogCat A database example The delete() method CS/SE Individual Practical 11 / 40
  • 12. A database example Running the application TODOs application code Inspecting the database Using LogCat A database example Fetch data CS/SE Individual Practical 12 / 40
  • 13. A database example Running the application TODOs application code Inspecting the database Using LogCat A database example Create content values CS/SE Individual Practical 13 / 40
  • 14. A database example Running the application TODOs application code Inspecting the database Using LogCat A database example Resources CS/SE Individual Practical 14 / 40
  • 15. A database example Running the application TODOs application code Inspecting the database Using LogCat Running the application Running the TODOs application CS/SE Individual Practical 15 / 40
  • 16. A database example Running the application TODOs application code Inspecting the database Using LogCat Running the application Editing a TODO item CS/SE Individual Practical 16 / 40
  • 17. A database example Running the application TODOs application code Inspecting the database Using LogCat Running the application Setting category to “Urgent” CS/SE Individual Practical 17 / 40
  • 18. A database example Running the application TODOs application code Inspecting the database Using LogCat TODOs application code TodoDetails (imports).14.20.png CS/SE Individual Practical 18 / 40
  • 19. A database example Running the application TODOs application code Inspecting the database Using LogCat TODOs application code TodoDetails (onCreate).14.31.png CS/SE Individual Practical 19 / 40
  • 20. A database example Running the application TODOs application code Inspecting the database Using LogCat TODOs application code Graphical layout of todo edit.xml.32.52.png CS/SE Individual Practical 20 / 40
  • 21. A database example Running the application TODOs application code Inspecting the database Using LogCat TODOs application code Text of todo edit.xml.32.48.png CS/SE Individual Practical 21 / 40
  • 22. A database example Running the application TODOs application code Inspecting the database Using LogCat TODOs application code Outline of todo edit.xml.32.48.png CS/SE Individual Practical 22 / 40
  • 23. A database example Running the application TODOs application code Inspecting the database Using LogCat TODOs application code TodoDetails (populateFields).14.38.png CS/SE Individual Practical 23 / 40
  • 24. A database example Running the application TODOs application code Inspecting the database Using LogCat TODOs application code Save state, onPause, onResume.14.48.png CS/SE Individual Practical 24 / 40
  • 25. A database example Running the application TODOs application code Inspecting the database Using LogCat TODOs application code Save state.14.56.png CS/SE Individual Practical 25 / 40
  • 26. A database example Running the application TODOs application code Inspecting the database Using LogCat TODOs application code TodosOverview (onCreate).15.04.png CS/SE Individual Practical 26 / 40
  • 27. A database example Running the application TODOs application code Inspecting the database Using LogCat TODOs application code Options menu, item selected.15.10.png CS/SE Individual Practical 27 / 40
  • 28. A database example Running the application TODOs application code Inspecting the database Using LogCat TODOs application code Options item selected.15.22.png CS/SE Individual Practical 28 / 40
  • 29. A database example Running the application TODOs application code Inspecting the database Using LogCat TODOs application code Accessing the insert menu CS/SE Individual Practical 29 / 40
  • 30. A database example Running the application TODOs application code Inspecting the database Using LogCat Inspecting the database Dalvik Debug Monitor Server (DDMS).21.38.png CS/SE Individual Practical 30 / 40
  • 31. A database example Running the application TODOs application code Inspecting the database Using LogCat Inspecting the database File explorer in DDMS CS/SE Individual Practical 31 / 40
  • 32. A database example Running the application TODOs application code Inspecting the database Using LogCat Inspecting the database /data/data/de.vogella.android.todos/... CS/SE Individual Practical 32 / 40
  • 33. A database example Running the application TODOs application code Inspecting the database Using LogCat Inspecting the database Pulling a file from the device CS/SE Individual Practical 33 / 40
  • 34. A database example Running the application TODOs application code Inspecting the database Using LogCat Inspecting the database Pulling a file from the device CS/SE Individual Practical 34 / 40
  • 35. A database example Running the application TODOs application code Inspecting the database Using LogCat Inspecting the database Get the device file CS/SE Individual Practical 35 / 40
  • 36. A database example Running the application TODOs application code Inspecting the database Using LogCat Inspecting the database Inspecting the file with sqlite3 CS/SE Individual Practical 36 / 40
  • 37. A database example Running the application TODOs application code Inspecting the database Using LogCat Inspecting the database Inspecting the file with sqlite3 on DiCE CS/SE Individual Practical 37 / 40
  • 38. A database example Running the application TODOs application code Inspecting the database Using LogCat Using LogCat Debugs and errors displayed in LogCat.22.45.png CS/SE Individual Practical 38 / 40
  • 39. A database example Running the application TODOs application code Inspecting the database Using LogCat Using LogCat Can filter messages displayed in LogCat.34.51.png CS/SE Individual Practical 39 / 40
  • 40. A database example Running the application TODOs application code Inspecting the database Using LogCat Using LogCat Can use view menu to export messages.40.30.png CS/SE Individual Practical 40 / 40