mybatis简单案例源码详细【注释全面】——测试层（UserMapperTest.java）

 /**  * @Title: UserMapperTest.java* @Package org.test* @Description: TODO该方法的主要作用：* @author A18ccms A18ccms_gmail_com  * @date 2017-10-5 下午7:51:50* @version V1.0  */package org.test;import java.io.IOException;import java.io.InputStream;import java.util.ArrayList;import java.util.Date;import java.util.HashMap;import java.util.List;import java.util.Map;import org.apache.ibatis.io.Resources;import org.apache.ibatis.session.SqlSession;import org.apache.ibatis.session.SqlSessionFactory;import org.apache.ibatis.session.SqlSessionFactoryBuilder;import org.apache.log4j.Logger;import org.dao.UserMapper;import org.entity.Users;import org.junit.Test;import org.util.MybatisUtils; /**    *     * 项目名称：ssm_chop1    * 类名称：UserMapperTest    * 类描述：    * 创建人：Mu Xiongxiong   * 创建时间：2017-10-5 下午7:51:50    * 修改人：Mu Xiongxiong    * 修改时间：2017-10-5 下午7:51:50    * 修改备注：    * @version     *     */public class UserMapperTest {/*** @Fields logger :该字段的意思：日志*/private Logger logger = Logger.getLogger(UserMapperTest.class);/*** @Fields sqlSession :该字段的意思：sqlsession*/private SqlSession sqlSession = null;/*** @Fields rel :该字段的意思：区分增删改的是否成功*/private int rel = 0;/** * * @Description: 该方法的主要作用：不是用工具类进行测试* @Title: test* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_noMybatisUtil(){String resource = "mybatis-config.xml";int count = 0;SqlSession sqlSession  = null;try {//1.获取mybatis-config.xml的输入流InputStream inputStream = Resources.getResourceAsStream(resource);//2.创建SqlSessionFaction对象，完成对配置文件的读取SqlSessionFactory factory = new SqlSessionFactoryBuilder().build(inputStream);//3.创建sqlsessionsqlSession = factory.openSession();//4.调用mapper文件来对数据进行操作，必须把mapper文件引入mybatis-config.xml中count = sqlSession.selectOne("org.dao.UserMapper.count");logger.debug("UserMapperTest count----"+count);System.out.println(count);} catch (IOException e) {// TODO 异常执行块！e.printStackTrace();}finally{sqlSession.close();}}/** * * @Description: 该方法的主要作用：使用工具类进行测试* @Title: test_MybatisUtils* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_MybatisUtils(){SqlSession sqlSession = null;int count = 0;try {sqlSession = MybatisUtils.createSqlSession();count = sqlSession.selectOne("org.dao.UserMapper.count");} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}System.out.println(count);}/** * * @Description: 该方法的主要作用：调用接口进行查询* @Title: test_Icount* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_Icount(){SqlSession sqlSession = null;int count = 0;try {sqlSession = MybatisUtils.createSqlSession();//接口UserMapper的名字必须要和映射文件的名字一样count = sqlSession.getMapper(UserMapper.class).count();} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}System.out.println("总记录数是："+count);}/** * * @Description: 该方法的主要作用：使用接口的方式查询所有的数据* @Title: test_IgetUserList* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUserList(){SqlSession sqlSession = null;List<Users> userList = new ArrayList<Users>();try {sqlSession = MybatisUtils.createSqlSession();userList = sqlSession.getMapper(UserMapper.class).getUserList();} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}for (Users users : userList) {System.out.println("用户名是"+users.getUserName());}}/** * * @Description: 该方法的主要作用：根据用户名进行模糊查询信息* @Title: test_IgetUsersByName* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUsersByName(){SqlSession sqlSession  = null;Users users = null;try {sqlSession = MybatisUtils.createSqlSession();users = sqlSession.getMapper(UserMapper.class).getUsersByName("明");} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}System.out.println(users.getPhone());}/** * * @Description: 该方法的主要作用：根据用户对象进行查询* @Title: test_IgetUserListByUser* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUserListByUser(){SqlSession sqlSession = null;List<Users> users1 = null;Users users = new Users();try {users.setUserName("李");users.setUserrole(2);sqlSession = MybatisUtils.createSqlSession();users1  = sqlSession.getMapper(UserMapper.class).getUserListByUser(users);} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}for (Users user : users1) {System.out.println(user.getUserName());}}/** * * @Description: 该方法的主要作用：查询用户列表，参数是Map* @Title: test_IgetUsersListByMap* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUsersListByMap(){SqlSession sqlSession = null;List<Users> usersList = null;try {sqlSession = MybatisUtils.createSqlSession();Map<String, String> map = new HashMap<String, String>();map.put("userName", "李");map.put("userrole", "2");usersList = sqlSession.getMapper(UserMapper.class).getUsersListByMap(map);} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}for (Users user : usersList) {System.out.println(user.getUserName());}}/** * * @Description: 该方法的主要作用：连接查询* @Title: test_IgetUserListAndRole* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUserListAndRole(){SqlSession sqlSession = null;List<Users> userList = null;try {sqlSession = MybatisUtils.createSqlSession();Users users = new Users();users.setUserName("李");users.setUserrole(2);userList = sqlSession.getMapper(UserMapper.class).getUserListAndRole(users);} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}for (Users users : userList) {System.out.println(users.getAddress());}}/** * * @Description: 该方法的主要作用：添加用户信息* @Title: test_IsaveUser* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IsaveUser(){try {sqlSession =  MybatisUtils.createSqlSession();Users users  = new Users();users.setAddress("山东省济南市");users.setBirthday(new Date());users.setCreateBy(1);users.setCreationDate(new Date());users.setGender("1");users.setModifyBy(2);users.setModifyDate(new Date());users.setPhone("15066675713");users.setUserCode("wangwei");users.setUserName("王伟");users.setUserPassword("123456");users.setUserrole(1);rel = sqlSession.getMapper(UserMapper.class).saveUser(users);if(rel>0){System.out.println("添加成功");}else{System.out.println("添加失败");}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{sqlSession.commit();MybatisUtils.closeSqlSession(sqlSession);}}/** * * @Description: 该方法的主要作用：根据编号修改* @Title: test_IupdateUser* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IupdateUser(){try {sqlSession  = MybatisUtils.createSqlSession();Users users  = new Users();users.setAddress("山东省济南市");users.setBirthday(new Date());users.setCreateBy(1);users.setCreationDate(new Date());users.setGender("1");users.setModifyBy(2);users.setModifyDate(new Date());users.setPhone("15066675713");users.setUserCode("wangwei");users.setUserName("李伟");users.setUserPassword("123456");users.setUserrole(1);users.setId(19);rel = sqlSession.getMapper(UserMapper.class).updateUser(users);if(rel>0){System.out.println("修改成功");}else{System.out.println("修改失败");}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{sqlSession.commit();MybatisUtils.closeSqlSession(sqlSession);}}/*** @Description: 该方法的主要作用：根据id删除数据* @Title: test_IdelUser* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IdelUser(){try {sqlSession = MybatisUtils.createSqlSession();rel = sqlSession.getMapper(UserMapper.class).delUser(19);if(rel>0){System.out.println("删除成功！");}else{System.out.println("删除失败！");}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{sqlSession.commit();MybatisUtils.closeSqlSession(sqlSession);}}/** * * @Description: 该方法的主要作用：根据id查询用户信息* @Title: test_IgetUsersById* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUsersById(){try {sqlSession = MybatisUtils.createSqlSession();Users users = sqlSession.getMapper(UserMapper.class).getUsersById(15);System.out.println(users.getUserName());} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}}/** * * @Description: 该方法的主要作用：根据角色id查询用户信息* @Title: test_IgetUsersByRoleId* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUsersByRoleId(){try {sqlSession = MybatisUtils.createSqlSession();List<Users> userList = sqlSession.getMapper(UserMapper.class).getUsersByRoleId(2);for (Users users : userList) {System.out.println(users.getUserName());}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}}/** * * @Description: 该方法的主要作用：根据userName和userrole动态查询用户信息* @Title: test_IgetUsersListByUserNameAndRole_if* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUsersListByUserNameAndRole_if(){try {sqlSession = MybatisUtils.createSqlSession();List<Users> userList = sqlSession.getMapper(UserMapper.class).getUsersListByUserNameAndRole_if(null, 3);for (Users users : userList) {System.out.println(users.getUserName());}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}}/** * * @Description: 该方法的主要作用：动态根据用户名和角色id查询用户列表，where and|or* @Title: getUsersListByUserNameAndRole_ifAndwhere* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUsersListByUserNameAndRole_ifAndwhere(){try {sqlSession = MybatisUtils.createSqlSession();List<Users> userList = sqlSession.getMapper(UserMapper.class).getUsersListByUserNameAndRole_ifAndwhere(null, 2);for (Users users : userList) {System.out.println(users.getUserName());}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}}/** * * @Description: 该方法的主要作用：使用is+set动态修改用户表信息* @Title: updateUser_ifAndSet* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IupdateUser_ifAndSet(){try {sqlSession  = MybatisUtils.createSqlSession();Users users  = new Users();users.setAddress("山东省济南市");users.setBirthday(new Date());users.setCreateBy(1);users.setCreationDate(new Date());users.setGender("1");users.setModifyBy(2);users.setModifyDate(new Date());users.setPhone("15066675713");users.setUserCode("wangwei");users.setUserName("李伟");users.setUserPassword("123456");users.setUserrole(1);users.setId(15);rel = sqlSession.getMapper(UserMapper.class).updateUser_ifAndSet(users);if(rel>0){System.out.println("修改成功");}else{System.out.println("修改失败");}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{sqlSession.commit();MybatisUtils.closeSqlSession(sqlSession);}}/** * * @Description: 该方法的主要作用：动态根据用户名和角色id查询用户列表，使用trim进行查询用户信息，where and|or* @Title: getUsersListByUserNameAndRole_ifAndwhere_trim* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUsersListByUserNameAndRole_ifAndwhere_trim(){try {sqlSession = MybatisUtils.createSqlSession();List<Users> userList = sqlSession.getMapper(UserMapper.class).getUsersListByUserNameAndRole_ifAndwhere_trim("张", 3);for (Users users : userList) {System.out.println(users.getUserName());}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}}/** * * @Description: 该方法的主要作用：使用trim代替set进行动态修改用户信息* @Title: updateUser_ifAndTrim* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IupdateUser_ifAndTrim(){try {sqlSession  = MybatisUtils.createSqlSession();Users users  = new Users();users.setAddress("山东省济南市");users.setBirthday(new Date());users.setCreateBy(1);users.setCreationDate(new Date());users.setGender("1");users.setModifyBy(2);users.setModifyDate(new Date());users.setPhone("15066675713");users.setUserCode("wangwei");users.setUserName("李伟伟");users.setUserPassword("123456");users.setUserrole(1);users.setId(15);rel = sqlSession.getMapper(UserMapper.class).updateUser_ifAndTrim(users);if(rel>0){System.out.println("修改成功");}else{System.out.println("修改失败");}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{sqlSession.commit();MybatisUtils.closeSqlSession(sqlSession);}}/** * * @Description: 该方法的主要作用：根据用户角色列表，获取该角色刘表下用户列表信息foreach_array* @Title: test_IgetUsersByRoleId_foreach_array* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUsersByRoleId_foreach_array(){try {sqlSession = MybatisUtils.createSqlSession();Integer roleids [] = {1,2,3};List<Users> userList = sqlSession.getMapper(UserMapper.class).getUsersByRoleId_foreach_array(roleids);for (Users users : userList) {System.out.println(users.getUserName());}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}}/** * * @Description: 该方法的主要作用：根据用户角色列表，获取该角色刘表下用户列表信息foreach_list* @Title: getUsersByRoleId_foreach_list* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUsersByRoleId_foreach_list(){try {sqlSession = MybatisUtils.createSqlSession();List<Integer> roleids = new ArrayList<Integer>();roleids.add(1);roleids.add(2);List<Users> userList = sqlSession.getMapper(UserMapper.class).getUsersByRoleId_foreach_list(roleids);for (Users users : userList) {System.out.println(users.getUserName());}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}}/** * * @Description: 该方法的主要作用：根据用户角色列表和性别（多参数），获取该角色刘表下用户列表信息foreach_map* @Title: test_IgetUsersByRoleId_foreach_many_map* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUsersByRoleId_foreach_many_map(){try {sqlSession = MybatisUtils.createSqlSession();List<Integer> roleids = new ArrayList<Integer>();Map<String, Object> conditionmap = new HashMap<String, Object>();roleids.add(1);roleids.add(2);conditionmap.put("gender", 1);conditionmap.put("roleids", roleids);List<Users> userList = sqlSession.getMapper(UserMapper.class).getUsersByRoleId_foreach_many_map(conditionmap);for (Users users : userList) {System.out.println(users.getUserName());}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}}/** * * @Description: 该方法的主要作用：根据用户角色列表（单参数），获取该角色刘表下用户列表信息foreach_map* @Title: getUsersByRoleId_foreach_one_map* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUsersByRoleId_foreach_one_map(){try {sqlSession = MybatisUtils.createSqlSession();List<Integer> roleids = new ArrayList<Integer>();Map<String, Object> conditionmap = new HashMap<String, Object>();roleids.add(1);roleids.add(2);conditionmap.put("rKey", roleids);List<Users> userList = sqlSession.getMapper(UserMapper.class).getUsersByRoleId_foreach_one_map(conditionmap);for (Users users : userList) {System.out.println(users.getUserName());}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}}/** * * @Description: 该方法的主要作用：查询用户列表，使用choose* @Title: getUsersList_choose* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUsersList_choose(){try {sqlSession = MybatisUtils.createSqlSession();List<Users> userList = sqlSession.getMapper(UserMapper.class).getUsersList_choose(null,null,null,new Date());for (Users users : userList) {System.out.println(users.getUserName());}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}}/** * * @Description: 该方法的主要作用：分页查询用户信息* @Title: getUserList_page* @param   设定文件  * @return  返回类型：void   * @throws */@Testpublic void test_IgetUserList_page(){try {sqlSession = MybatisUtils.createSqlSession();List<Users> userList = sqlSession.getMapper(UserMapper.class).getUserList_page(4,3);for (Users users : userList) {System.out.println(users.getUserName());}} catch (Exception e) {// TODO 异常执行块！e.printStackTrace();}finally{MybatisUtils.closeSqlSession(sqlSession);}}}