### ArrayListHandler 该方法将获取的结果集放入到一个集合中.每一条都封装成一个Object数组. ~~~ QueryRunner queryRunner = new QueryRunner(C3P0Utils.getDataSource()); List<Object[]> query = queryRunner.query("select * from category", new ArrayListHandler()); for (Object[] objects : query) { System.out.println(objects[0]); System.out.println(objects[1]); } ~~~