UI Metode za Content Providere

gistfile1.java

public void onClickRetrieveStudents(View view) {
        //Retrueve student records
        String URL = "content://ba.edu.eksa.Fakultet/studenti";
        Uri students = Uri.parse(URL);
        String[] projection =
        {
                StudentProvider._ID,
                StudentProvider.NAME,
                StudentProvider.GRADE
        };

        String sortOrder = StudentProvider.NAME;

        Cursor c = getApplicationContext().getContentResolver().query(students, projection, null, null, sortOrder);
        if (c.moveToFirst()) {
            do {
                Toast.makeText(this,
                  c.getString(c.getColumnIndex(StudentProvider._ID)) +
                ", " + c.getString(c.getColumnIndex(StudentProvider.NAME)) +
                ", " + c.getString(c.getColumnIndex(StudentProvider.GRADE)),
                Toast.LENGTH_SHORT).show();
            } while (c.moveToNext());
        }
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }