MyBatis-09MyBatis注解方式之@Update/@Delete

2021-08-17 10:57:44 浏览数 (1)
  • @Update
    • 1. RoleMapper接口增加接口方法
    • 2. 单元测试
  • @Delete
    • 1. RoleMapper接口增加接口方法
    • 2. 单元测试

@Update

1. RoleMapper接口增加接口方法

代码语言：javascript复制
    /**
     * 
     * 
     * @Title: updateSysRoleById
     * 
     * @Description: updateSysRoleById
     * 
     * @param sysRole
     * @return
     * 
     * @return: int
     */
    @Update({ "update sys_role set role_name = #{roleName},enabled = #{enabled},create_by = #{createBy},create_time = #{createTime, jdbcType=TIMESTAMP} where id = #{id}" })
    int updateSysRoleById(SysRole sysRole);

2. 单元测试

代码语言：javascript复制
@Test
    public void updateSysRoleByIdTest() {
        logger.info("updateSysRoleByIdTest");
        // 获取SqlSession
        SqlSession sqlSession = getSqlSession();
        try {
            // 获取RoleMapper接口
            RoleMapper roleMapper = sqlSession.getMapper(RoleMapper.class);

            // 先根据ID查询出对应的sysRole
            SysRole sysRole = roleMapper.selectSysRoleById((long) 1);
            // roleName期望为管理员
            Assert.assertEquals("管理员", sysRole.getRoleName());

            // 修改RoleName
            sysRole.setRoleName("管理员Artisan");
            // 修改CreateBy
            sysRole.setCreateBy("Artisan");
            // 修改用户 ,返回受影响的行数
            int result = roleMapper.updateSysRoleById(sysRole);

            // 只插入一条数据 ,期望是1
            Assert.assertEquals(1, result);
            logger.info("受影响的行数:"   result);

            // 期望的RoleName为管理员Artisan
            Assert.assertEquals("管理员Artisan", sysRole.getRoleName());
            // 期望的CreateBy为Artisan
            Assert.assertEquals("Artisan", sysRole.getCreateBy());

            logger.info("sysRole:"   sysRole);


        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            // 为了保持测试数据的干净，这里选择回滚
            // 由于默认的sqlSessionFactory.openSession()是不自动提交的
            // 除非显式的commit，否则不会提交到数据库
            sqlSession.rollback();
            logger.info("为了保持测试数据的干净，这里选择回滚,不写入mysql,请观察日志，回滚完成");

            sqlSession.close();
            logger.info("sqlSession close successfully ");
        }
    }
代码语言：javascript复制
2018-04-19 02:55:57,225  INFO [main] (BaseMapperTest.java:26) - sessionFactory bulit successfully
2018-04-19 02:55:57,230  INFO [main] (BaseMapperTest.java:29) - reader close successfully
2018-04-19 02:55:57,233  INFO [main] (RoleMapperTest.java:229) - updateSysRoleByIdTest
2018-04-19 02:55:57,726 DEBUG [main] (BaseJdbcLogger.java:145) - ==>  Preparing: SELECT a.id, a.role_name roleName, a.enabled, a.create_by createBy, a.create_time createTime FROM sys_role a WHERE a.id = ? 
2018-04-19 02:55:57,799 DEBUG [main] (BaseJdbcLogger.java:145) - ==> Parameters: 1(Long)
2018-04-19 02:55:57,824 TRACE [main] (BaseJdbcLogger.java:151) - <==    Columns: id, roleName, enabled, createBy, createTime
2018-04-19 02:55:57,825 TRACE [main] (BaseJdbcLogger.java:151) - <==        Row: 1, 管理员, 1, 1, 2018-04-13 21:12:46.0
2018-04-19 02:55:57,828 DEBUG [main] (BaseJdbcLogger.java:145) - <==      Total: 1
2018-04-19 02:55:57,829 DEBUG [main] (BaseJdbcLogger.java:145) - ==>  Preparing: update sys_role set role_name = ?,enabled = ?,create_by = ?,create_time = ? where id = ? 
2018-04-19 02:55:57,835 DEBUG [main] (BaseJdbcLogger.java:145) - ==> Parameters: 管理员Artisan(String), 1(Integer), Artisan(String), 2018-04-13 21:12:46.0(Timestamp), 1(Long)
2018-04-19 02:55:57,839 DEBUG [main] (BaseJdbcLogger.java:145) - <==    Updates: 1
2018-04-19 02:55:57,840  INFO [main] (RoleMapperTest.java:250) - 受影响的行数:1
2018-04-19 02:55:57,845  INFO [main] (RoleMapperTest.java:257) - sysRole:SysRole [id=1, roleName=管理员Artisan, enabled=1, createBy=Artisan, createTime=Fri Apr 13 21:12:46 BOT 2018, user=null, privilegeList=null]
2018-04-19 02:55:57,849  INFO [main] (RoleMapperTest.java:267) - 为了保持测试数据的干净，这里选择回滚,不写入mysql,请观察日志，回滚完成
2018-04-19 02:55:57,851  INFO [main] (RoleMapperTest.java:270) - sqlSession close successfully

@Delete

1. RoleMapper接口增加接口方法

代码语言：javascript复制
/**
     * 
     * 
     * @Title: deleteSysRoleById
     * 
     * @Description: deleteSysRoleById
     * 
     * @param id
     * @return
     * 
     * @return: int
     */
    @Delete("delete from sys_role where id = #{id}")
    int deleteSysRoleById(Long id);

2. 单元测试

代码语言：javascript复制
@Test
    public void deleteSysRoleByIdTest() {
        logger.info("deleteSysRoleByIdTest");
        // 获取SqlSession
        SqlSession sqlSession = getSqlSession();
        try {
            // 获取roleMapper接口
            RoleMapper roleMapper = sqlSession.getMapper(RoleMapper.class);

            // 调用删除接口
            int result = roleMapper.deleteSysRoleById((long) 1);
            // 期望影响的结果条数为 1
            Assert.assertEquals(1, result);

            // 再次查询
            SysRole sysRole = roleMapper.selectSysRoleById((long) 1);
            // 期望查询出来的sysRole 为 null
            Assert.assertNull(sysRole);
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            // 为了保持测试数据的干净，这里选择回滚
            // 由于默认的sqlSessionFactory.openSession()是不自动提交的
            // 除非显式的commit，否则不会提交到数据库
            sqlSession.rollback();
            logger.info("为了保持测试数据的干净，这里选择回滚,不写入mysql,请观察日志，回滚完成");

            sqlSession.close();
            logger.info("sqlSession close successfully ");
        }
    }
代码语言：javascript复制
2018-04-19 02:56:23,024  INFO [main] (BaseMapperTest.java:26) - sessionFactory bulit successfully
2018-04-19 02:56:23,027  INFO [main] (BaseMapperTest.java:29) - reader close successfully
2018-04-19 02:56:23,030  INFO [main] (RoleMapperTest.java:276) - deleteSysRoleByIdTest
2018-04-19 02:56:23,517 DEBUG [main] (BaseJdbcLogger.java:145) - ==>  Preparing: delete from sys_role where id = ? 
2018-04-19 02:56:23,589 DEBUG [main] (BaseJdbcLogger.java:145) - ==> Parameters: 1(Long)
2018-04-19 02:56:23,596 DEBUG [main] (BaseJdbcLogger.java:145) - <==    Updates: 1
2018-04-19 02:56:23,599 DEBUG [main] (BaseJdbcLogger.java:145) - ==>  Preparing: SELECT a.id, a.role_name roleName, a.enabled, a.create_by createBy, a.create_time createTime FROM sys_role a WHERE a.id = ? 
2018-04-19 02:56:23,599 DEBUG [main] (BaseJdbcLogger.java:145) - ==> Parameters: 1(Long)
2018-04-19 02:56:23,625 DEBUG [main] (BaseJdbcLogger.java:145) - <==      Total: 0
2018-04-19 02:56:23,628  INFO [main] (RoleMapperTest.java:299) - 为了保持测试数据的干净，这里选择回滚,不写入mysql,请观察日志，回滚完成
2018-04-19 02:56:23,631  INFO [main] (RoleMapperTest.java:302) - sqlSession close successfully
单元测试

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