private Cursor getEvents() {
    // TODO Auto-generated method stub
    events = new EventsData(this);
    events.getWritableDatabase();
    SQLiteDatabase db = events.getWritableDatabase();

    Cursor cursor = db.rawQuery("SELECT unameTEXT FROM " + TABLE, null);

    startManagingCursor(cursor);

    return cursor;
  }
 @Override
 protected void onCreate(Bundle savedInstanceState) {
   super.onCreate(savedInstanceState);
   setContentView(R.layout.activity_view);
   bt = (Button) findViewById(R.id.back);
   bt.setOnClickListener(this);
   text = (TextView) findViewById(R.id.output);
   EventsData events = new EventsData(this);
   events.getWritableDatabase();
   Cursor cursor = getEvents();
   showEvents(cursor);
 }
  private void showEvents(Cursor cursor) {
    StringBuilder builder = new StringBuilder("----------------- Credentials  -----------------\n");
    while (cursor.moveToNext()) {

      String name = cursor.getString(0);
      builder.append("------> ");
      builder.append(name);
      builder.append("\n");
    }
    events.close();
    text.setText(builder);
  }