Java tutorial
/* * The MIT License (MIT) * * Copyright (c) 2014 abel533@gmail.com * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ package com.github.abel533.test.country; import com.github.abel533.mapper.CachedCountryMapper; import com.github.abel533.mapper.MybatisHelper; import com.github.abel533.model.Country; import org.apache.ibatis.session.SqlSession; import org.junit.Assert; import org.junit.Test; /** * * * @author liuzh */ public class TestCache { @Test public void testCache() { SqlSession sqlSession = MybatisHelper.getSqlSession(); try { CachedCountryMapper mapper = sqlSession.getMapper(CachedCountryMapper.class); Country country = new Country(); country.setCountrycode("CN"); // country = mapper.selectOne(country); Assert.assertEquals(true, country.getId() == 35); Assert.assertEquals("China", country.getCountryname()); //?close?? sqlSession.close(); //====================================================================== sqlSession = MybatisHelper.getSqlSession(); mapper = sqlSession.getMapper(CachedCountryMapper.class); country = new Country(); country.setCountrycode("CN"); // country = mapper.selectOne(country); Assert.assertEquals(true, country.getId() == 35); Assert.assertEquals("China", country.getCountryname()); //?close?? sqlSession.close(); //====================================================================== sqlSession = MybatisHelper.getSqlSession(); mapper = sqlSession.getMapper(CachedCountryMapper.class); country = new Country(); country.setCountryname("?"); country.setId(35); //? int result = mapper.updateByPrimaryKeySelective(country); Assert.assertEquals(1, result); sqlSession.commit(); //?close?? sqlSession.close(); //====================================================================== sqlSession = MybatisHelper.getSqlSession(); mapper = sqlSession.getMapper(CachedCountryMapper.class); country = new Country(); country.setCountrycode("CN"); //?? country = mapper.selectOne(country); Assert.assertEquals(true, country.getId() == 35); Assert.assertEquals("?", country.getCountryname()); country = new Country(); country.setCountryname("China"); country.setId(35); // result = mapper.updateByPrimaryKeySelective(country); sqlSession.commit(); Assert.assertEquals(1, result); } finally { sqlSession.close(); } } }