[code] Cursor allContacts = this.getContentResolver().query(
ContactsContract.RawContacts.CONTENT_URI, null, null, null, null);
StringBuilder sbCurrentVersion = new StringBuilder();
allContacts.moveToFirst();
for (int i = 0; i < allContacts.getCount(); i++) {
String id = allContacts.getString(allContacts.getColumnIndex(ContactsContract.Contacts._ID));
String name = allContacts.getString(allContacts.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
String col = allContacts.getString(allContacts.getColumnIndex(ContactsContract.Contacts.CONTACT_LAST_UPDATED_TIMESTAMP));
sbCurrentVersion.append(" "+id+":"+name+" : "+col);
allContacts.moveToNext();
}
It shows following IllegalStateException
java.lang.IllegalStateException: Couldn't read row 0, col -1 from CursorWindow. Make sure the Cursor is initialized correctly before accessing data from it.
at android.database.CursorWindow.nativeGetString(Native Method)
at android.database.CursorWindow.getString(CursorWindow.java:438)
at android.database.AbstractWindowedCursor.getString(AbstractWindowedCursor.java:51)
at android.database.CursorWrapper.getString(CursorWrapper.java:137)
at com.example.dj.contentobserverdemo.ContentObserverService.sGetCurrentContatcsVersions(ContentObserverService.java:111)
at com.example.dj.contentobserverdemo.ContentObserverService.access$000(ContentObserverService.java:23)
at com.example.dj.contentobserverdemo.ContentObserverService$MyContentObserver.onChange(ContentObserverService.java:83)
at android.database.ContentObserver.onChange(ContentObserver.java:130)
at android.database.ContentObserver.onChange(ContentObserver.java:145)
at android.database.ContentObserver$NotificationRunnable.run(ContentObserver.java:216)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:148)
at android.os.HandlerThread.run(HandlerThread.java:61)[/code]
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