public class TestMP { private ApplicationContext ioc = new ClassPathXmlApplicationContext("applicationContext.xml"); private UserMapper userMapper = ioc.getBean("userMapper", UserMapper.class);/** * 条件构造器查询 查询 */ @Test public void entityWrapperSelect() { EntityWrapper<User> wrapper = new EntityWrapper<User>(); wrapper.between("age",20,28); wrapper.eq("name","lc"); wrapper.like("email","12"); List<User> users = userMapper.selectList(wrapper); System.out.println(users); } /** * 条件构造器查询 修改 */ @Test public void entityWrapperUpdate() { User user = new User(); user.setName("Jack"); EntityWrapper<User> wrapper = new EntityWrapper<User>(); wrapper.between("age",20,22); wrapper.eq("name","lc"); wrapper.like("email","12"); Integer update = userMapper.update(user, wrapper); System.out.println(update); } /** * 条件构造器查询 删除 */ @Test public void entityWrapperDelete() { EntityWrapper<User> wrapper = new EntityWrapper<User>(); wrapper.between("age",20,26); wrapper.eq("name","lc"); wrapper.like("email","12"); Integer update = userMapper.delete(wrapper); System.out.println(update); } /** * 条件构造器查询 查询排序 */ @Test public void entityWrapperOrder() { EntityWrapper<User> wrapper = new EntityWrapper<User>(); wrapper.eq("age",28); wrapper.orderBy("id",false); List<User> users = userMapper.selectList(wrapper); System.out.println(users); } /** * 条件构造器查询 condition查询 */ @Test public void entityConditionSelect() { Condition condition = Condition.create(); condition.between("age",20,28); condition.eq("name","lc"); condition.like("email","12"); List<User> users = userMapper.selectList(condition); System.out.println(users); } }