一、新建工程,添加ibatis、spring和struts的jars;
二、数据库设计.
mysql数据库:
use ibatis; drop table if exists user; create table if not exists user( ID tinyint auto_increment, LOGIN_NAME varchar(10) not null, PASS_WORD varchar(15) not null, QX varchar(10) default 'guest' not null , MEMO text, primary key (ID) ) type=innodb comment="user info"; insert into user(LOGIN_NAME,PASS_WORD,QX) values('leh','888','admin'); insert into user(LOGIN_NAME,PASS_WORD) values('lek','888'); commit;
数据源的配置
1)、配置文件db.properties (位置:resources/properties/db.properties,这里resources和src是一类文件)
driver=com.mysql.jdbc.Driver url=jdbc\:mysql\://localhost\:3306/ibatis username=root password=54321
2)、注册数据源到spring
!-- spring load dataSource configuration property file --> <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"> <property name="locations"> <list> <value>properties/database.properties</value> </list> </property> </bean> <!-- dataSource --> <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close"> <property name="driverClassName" value="${driver}" /> <property name="url" value="${url}" /> <property name="username" value="${username}" /> <property name="password" value="${password}" /> </bean>
三、POJO类.
本例是User实例类:
package com.leadtone.ibatis.domain; import java.io.Serializable; public class User implements Serializable{ private int id; private String name; private String password; private String qx; private String memo; public int getId() { return id; } /** *setter和getter方法省略 */
四、pojo类配置文件编写
本例是User.xml:(位置:com.leadtone.sqlmap.User.xml)
<?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE sqlMap PUBLIC "-//ibatis.apache.org//DTD SQL Map 2.0//EN" "http://ibatis.apache.org/dtd/sql-map-2.dtd"> <sqlMap namespace="User"> <typeAlias alias="user" type="com.leadtone.ibatis.domain.User"/> <resultMap class="user" id="UserResult"> <result property="id" column="ID"/> <result property="name" column="LOGIN_NAME"/> <result property="password" column="PASS_WORD"/> <result property="qx" column="QX"/> <result property="memo" column="MEMO"/> </resultMap> <!-- query all Users --> <select id="selectAllUsers" resultMap="UserResult"> select * from user </select> <!-- query user by id --> <select id="selectUserById" parameterClass="int" resultMap="UserResult"> select ID,LOGIN_NAME,PASS_WORD,QX,MEMO from user where ID=#id# </select> <!-- query user by user --> <select id="selectUserByUser2" parameterClass="map" resultMap="UserResult"> select ID,LOGIN_NAME,PASS_WORD,QX,MEMO from user where LOGIN_NAME=#name# and PASS_WORD=#password# </select> <select id="selectUserByUser" parameterClass="user" resultMap="UserResult"> select ID,LOGIN_NAME,PASS_WORD,QX,MEMO from user where LOGIN_NAME=#name# and PASS_WORD=#password# </select> <select id="selectUsersByName" parameterClass="String" resultMap="UserResult"> select ID,LOGIN_NAME,PASS_WORD,QX,MEMO from user where sname like '%$name$%' </select> <!-- <insert id="addUser" parameterClass="User"> insert into user(ID,LOGIN_NAME,PASS_WORD,QX,MEMO ) values(#id#,#name#,#birth#,#score#) </insert> --> <update id="updateUser" parameterClass="User"> update user set LOGIN_NAME=#name#,PASS_WORD=#password#,QX=#qx#,memo=#memo# where ID=#id# </update> <delete id="deleteUser" parameterClass="int"> delete from user where ID=#id# </delete> </sqlMap>
五、ibatis主配置文件编写【主配置文件只剩下sqlMap了,事务和数据源都交给spring进行配置和管理】
本例为sql-map-config.xml:(位置:)
<?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE sqlMapConfig PUBLIC "-//ibatis.apache.org//DTD SQL Map Config 2.0//EN" "http://ibatis.apache.org/dtd/sql-map-config-2.dtd"> <sqlMapConfig> <sqlMap resource="com/leadtone/ibatis/sqlmap/User.xml"/> </sqlMapConfig>
六、dao接口和接口实现
1)、本例为UserDao:
package com.leadtone.ibatis.dao; import java.util.List; import com.leadtone.ibatis.domain.User; public interface IUserDao { public List<User> queryAllUsers(); public User queryUserById(int id); public User queryUserByUser(User user); public List<User> queryUserByName(String name); public void addUser(User user); public void addUserBySequence(User user); public void updateUser(User user); public void deleteUser(int id); }
2)、实现类UserDaoImpl:
package com.leadtone.ibatis.dao.ibatis; import java.util.List; import org.springframework.orm.ibatis.support.SqlMapClientDaoSupport; import com.leadtone.ibatis.dao.IUserDao; import com.leadtone.ibatis.domain.User; public class UserDaoImpl extends SqlMapClientDaoSupport implements IUserDao { //注意这里的SqlMapClient接口的声明和下面的static静态代码都不需要了, // 因为这里继承了spring提供的ibatis模板template类SqlMapClientDaoSupport,不是用原生的SqlMapClient //private static SqlMapClient sqlMapClient=null; /* static{ Reader reader=null; try { reader=Resources.getResourceAsReader("com/leadtone/ibatis/sqlmap/SqlMapConfig.xml"); sqlMapClient=SqlMapClientBuilder.buildSqlMapClient(reader); reader.close(); } catch (IOException e) { e.printStackTrace(); } } */ public void addUser(User user) { getSqlMapClientTemplate().insert("addUser", user); } public User queryUserByUser(User user) { System.out.println("---UserDaoImpl---"); return (User) this.getSqlMapClientTemplate().queryForObject("selectUserByUser", user); } /* * 这里主要演示一个模拟用户登录系统验证的操作,主要用了queryUserByUser(User user)方法 */ }
3)、在spring配置文件中配置这个bean
<!--sqlMapClient --> <bean id="sqlMapClient " class="org.springframework.orm.ibatis.SqlMapClientFactoryBean"> <property name="configLocation" value="sqlmap/sql-map-config.xml"/> <property name="dataSource" ref="dataSource" /> </bean> <!-- validate loginUser --> <!-- dao --> <bean id="userDao" class="com.leadtone.ibatis.dao.ibatis.UserDaoImpl"> <property name="sqlMapClient" ref="sqlMapClient "></property> </bean>
七、service接口和接口实现
1)IUserLoginService接口
package com.leadtone.ibatis.service; import com.leadtone.ibatis.domain.User; public interface IUserLoginService { public boolean isLoginUser(User user); }
2)UserLoginSerivceImpl实现类
package com.leadtone.ibatis.service.impl; import com.leadtone.ibatis.dao.IUserDao; import com.leadtone.ibatis.domain.User; import com.leadtone.ibatis.service.IUserLoginService; public class UserLoginServiceImpl implements IUserLoginService { private IUserDao userDao; public IUserDao getUserDao() { return userDao; } public void setUserDao(IUserDao userDao) { this.userDao = userDao; } public boolean isLoginUser(User user) { return null!=userDao.queryUserByUser(user)?true:false; } }
3)在spring中注册这个bean
<!-- service --> <bean id="userLoginService" class="com.leadtone.ibatis.service.impl.UserLoginServiceImpl"> <property name="userDao" ref="userDao"></property> </bean>
八、struts action实现及struts-config.xml配置(牵扯到struts和spring的整合)
1)action:
评论