Query traffic information

Query traffic information

Source code introduction

Select the operator according to the options to query the traffic information, call the system to send text messages, the system checks the received text messages and automatically returns the traffic information to the page.
Source code screenshot


Source code snippet:

  1. @Override  
  2. protected   void onCreate(Bundle savedInstanceState) {
  3. super .onCreate(savedInstanceState);
  4. setContentView(R.layout.activity_service);
  5. initView();
  6. initContentObserver();
  7. }
  8.   
  9. private   void initView() {
  10. yongde = (TextView) findViewById(R.id.yong);
  11. shengxia = (TextView) findViewById(R.id.wu);
  12. }
  13.   
  14. private   void initContentObserver() {
  15. mUri = Uri.parse( "content://sms/" );
  16. mContentResolver = this .getContentResolver();
  17. mContentResolver.registerContentObserver(mUri, true ,
  18. new SMSContentObserver( new Handler()));
  19. }
  20.   
  21. private   class SMSContentObserver extends ContentObserver {
  22. public SMSContentObserver(Handler handler) {
  23. super (handler);
  24. }
  25.   
  26. public   void onChange( boolean selfChange) {
  27. super .onChange(selfChange);
  28.               
  29. String[] projection = new String[] { "_id" , "address" , "body" ,
  30. "type" , "read" };
  31.               
  32. String where = " address = '10086' AND read = '0'" ;
  33. Cursor cursor = mContentResolver.query(mUri, projection, where,
  34. null , "date desc" );
  35.               
  36. while (cursor.moveToNext()) {
  37. String address = cursor.getString(cursor
  38. .getColumnIndex( "address" ));
  39. String body = cursor.getString(cursor.getColumnIndex( "body" ));
  40. int id = cursor.getInt(cursor.getColumnIndex( "_id" ));
  41. String type = cursor.getString(cursor.getColumnIndex( "type" ));
  42.   
  43. System.out.println(body);
  44. if (body.length() >= 10 ) {
  45. int yStart = body.indexOf( "MB" );
  46. int yEnd = body.indexOf( "used" );
  47. int wStart = body.lastIndexOf( "MB" );
  48. int wEnd = body.lastIndexOf( "remaining" );
  49. String used = body.substring(yEnd,yStart);
  50. String Surplus = body.substring( wEnd,wStart);
  51. yongde.setText(used + " MB" );
  52. shengxia.setText(Surplus + " MB" );
  53. System.out.println(used + Surplus);
  54.   
  55. }
  56. }
  57. }
  58. }

Source code download: http://download..com/data/2015697

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