/** WARNING: Drops all table on Upgrade! Use only during development. */

    public static class DevOpenHelper extends OpenHelper {

        public DevOpenHelper(Context context, String name, CursorFactory factory,String dbPath) {

            super(context, name, factory,dbPath);

        }

        @Override

        public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {

            Log.i("greenDAO", "Upgrading schema from version " + oldVersion + " to " + newVersion + " by dropping all tables");

           // dropAllTables(db, true);

            //onCreate(db);

        }

    }