java_SSH整合1
Domain:
public class Department { private Long id; private Set<User> users = new HashSet<User>(); private Department parent; private Set<Department> children = new HashSet<Department>(); private String name; private String description; }
public class Role { private Long id; private String name; private String description; private Set<User> users = new HashSet<User>(); }
public class User { private Long id; private Department department; private Set<Role> roles = new HashSet<Role>(); private String loginName; // 登录名 private String password; // 密码 private String name; // 真实姓名 private String gender; // 性别 private String phoneNumber; // 电话号码 private String email; // 电子邮件 private String description; // 说明 }
对应xml
Department.hbm.xml
<?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping package="cn.itcast.oa.domain"> <class name="Department" table="itcast_department"> <id name="id"> <generator class="native" /> </id> <property name="name" /> <property name="description" /> <!-- users属性，本类与User的一对多 --> <set name="users"> <key column="departmentId"></key> <one-to-many class="User" /> </set> <!-- parent属性，本类与Department（上级）的多对一 --> <many-to-one name="parent" class="Department" column="parentId"></many-to-one> <!-- children属性，本类与Department（下级）的一对多 --> <set name="children"> <key column="parentId"></key> <one-to-many class="Department" /> </set> </class> </hibernate-mapping>
Role.hbm.xml
<?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping package="cn.itcast.oa.domain"> <class name="Role" table="itcast_role"> <id name="id"> <generator class="native"/> </id> <property name="name"/> <property name="description"/> <!-- users属性，本类与User的多对多 --> <set name="users" table="itcast_user_role"> <key column="roleId"></key> <many-to-many class="User" column="userId"></many-to-many> </set> </class> </hibernate-mapping>
User.hbm.xml
<?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping package="cn.itcast.oa.domain"> <class name="User" table="itcast_user"> <id name="id"> <generator class="native"/> </id> <property name="loginName"/> <property name="password"/> <property name="name"/> <property name="gender" /> <property name="phoneNumber"/> <property name="email"/> <property name="description"/> <!-- department属性，本类与Department的多对一 --> <many-to-one name="department" class="Department" column="departmentId"></many-to-one> <!-- roles属性，本类与Role的多对多 --> <set name="roles" table="itcast_user_role"> <key column="userId"></key> <many-to-many class="Role" column="roleId"></many-to-many> </set> </class> </hibernate-mapping>
applicationContext.xml
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd"> <!-- 自动扫描与装配bean --> <context:component-scan base-package="cn.itcast.oa"></context:component-scan> <!-- 加载外部的properties配置文件 --> <context:property-placeholder location="classpath:jdbc.properties"/> <!-- 配置数据库连接池（c3p0） --> <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"> <!-- 基本信息 --> <property name="jdbcUrl" value="${jdbcUrl}"></property> <property name="driverClass" value="${driverClass}"></property> <property name="user" value="${username}"></property> <property name="password" value="${password}"></property> <!-- 其他配置 --> <!--初始化时获取三个连接，取值应在minPoolSize与maxPoolSize之间。Default: 3 --> <property name="initialPoolSize" value="3"></property> <!--连接池中保留的最小连接数。Default: 3 --> <property name="minPoolSize" value="3"></property> <!--连接池中保留的最大连接数。Default: 15 --> <property name="maxPoolSize" value="5"></property> <!--当连接池中的连接耗尽的时候c3p0一次同时获取的连接数。Default: 3 --> <property name="acquireIncrement" value="3"></property> <!-- 控制数据源内加载的PreparedStatements数量。如果maxStatements与maxStatementsPerConnection均为0，则缓存被关闭。Default: 0 --> <property name="maxStatements" value="8"></property> <!-- maxStatementsPerConnection定义了连接池内单个连接所拥有的最大缓存statements数。Default: 0 --> <property name="maxStatementsPerConnection" value="5"></property> <!--最大空闲时间,1800秒内未使用则连接被丢弃。若为0则永不丢弃。Default: 0 --> <property name="maxIdleTime" value="1800"></property> </bean> <!-- 配置SessionFactory --> <bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean"> <property name="dataSource" ref="dataSource"></property> <property name="configLocation" value="classpath:hibernate.cfg.xml"></property> </bean> <!-- 配置声明式的事务管理（采用基于注解的方式） --> <bean id="transactionManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager"> <property name="sessionFactory" ref="sessionFactory"></property> </bean> <tx:annotation-driven transaction-manager="transactionManager"/> </beans>
hibernate.cfg.xml
<!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" "http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd"> <hibernate-configuration> <session-factory> <!-- 数据库信息（连接信息写到spring的配置文件中） --> <property name="dialect">org.hibernate.dialect.MySQL5Dialect</property> <!-- <property name="connection.url">jdbc:mysql:///itcastoa_20120216</property> <property name="connection.driver_class">com.mysql.jdbc.Driver</property> <property name="connection.username">root</property> <property name="connection.password">root</property> --> <!-- 其他配置 --> <property name="show_sql">true</property> <property name="hbm2ddl.auto">update</property> <!-- 导入映射配置 --> <mapping resource="cn/itcast/oa/domain/User.hbm.xml" /> <mapping resource="cn/itcast/oa/domain/Department.hbm.xml" /> <mapping resource="cn/itcast/oa/domain/Role.hbm.xml" /> </session-factory> </hibernate-configuration>
structs.xml
<?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN" "http://struts.apache.org/dtds/struts-2.0.dtd"> <struts> <!-- 配置为开发模式 --> <constant name="struts.devMode" value="true" /> <!-- 配置扩展名为action --> <constant name="struts.action.extension" value="action" /> <package name="default" namespace="/" extends="struts-default"> <!-- 测试用的action，当与Spring整合后，class属性写的就是Spring中bean的名称 --> <action name="test" class="testAction"> <result name="success">/test.jsp</result> </action> <!-- 岗位管理 --> <action name="roleAction_*" class="roleAction" method="{1}"> <result name="list">/WEB-INF/jsp/roleAction/list.jsp</result> <result name="addUI">/WEB-INF/jsp/roleAction/addUI.jsp</result> <result name="editUI">/WEB-INF/jsp/roleAction/editUI.jsp</result> <result name="toList" type="redirectAction">roleAction_list</result> </action> </package> </struts>
