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spring+hibernate 两种整合方式配置文件的方法

2019-11-26 12:40:25
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之前的文章都是讲解springmvc+spring+mybatis 的整合,而很少有springmvc+spring+hibernate 因为工作的需要,最近在使用hibernate 所以下面我们来看看 spring整合hibernate的配置文件,这里只说spring+hibernate 的配置文件而不说springmvc 因为这些是不用变的。

spring整合hibernate 有两种方式 1、注解方式 2、xml方式实现

1、注解方式实现:

applicationContext.xml配置文件:

<?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:aop="http://www.springframework.org/schema/aop"    xmlns:tx="http://www.springframework.org/schema/tx"    xmlns:context="http://www.springframework.org/schema/context"    xsi:schemaLocation="      http://www.springframework.org/schema/beans      http://www.springframework.org/schema/beans/spring-beans.xsd      http://www.springframework.org/schema/tx      http://www.springframework.org/schema/tx/spring-tx.xsd      http://www.springframework.org/schema/aop      http://www.springframework.org/schema/aop/spring-aop.xsd      http://www.springframework.org/schema/context      http://www.springframework.org/schema/context/spring-context.xsd">   <context:component-scan base-package="com.test" />   <bean class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">    <property name="locations">     <list>       <value>classpath:jdbc.properties</value>     </list>    </property>   </bean>   <bean id="c3p0DataSource" destroy-method="close"     class="com.mchange.v2.c3p0.ComboPooledDataSource">     <property name="driverClass" value="${driverClass}" />     <property name="jdbcUrl" value="${url}" />     <property name="user" value="${user}" />     <property name="password" value="${password}" />     <property name="initialPoolSize" value="${initialPoolSize}" />     <property name="minPoolSize" value="${minPoolSize}" />     <property name="maxPoolSize" value="${maxPoolSize}" />     <property name="maxIdleTime" value="${maxIdleTime}" />   </bean>            <bean id="sessionFactory"     class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">     <property name="dataSource" ref="c3p0DataSource" />     <property name="packagesToScan">       <list>         <value>com.test.bean</value>       </list>     </property>     <property name="hibernateProperties">       <props>         <prop key="hibernate.dialect">${dialect}</prop>         <prop key="hibernate.show_sql">${show_sql}</prop>         <prop key="hibernate.format_sql">${format_sql}</prop>         <prop key="hibernate.use_sql_commants">${use_sql_comments}</prop>         <prop key="hibernate.hbm2ddl.auto">${hbm2ddl.auto}</prop>       </props>     </property>   </bean>   <bean id="txManager"     class="org.springframework.orm.hibernate4.HibernateTransactionManager">     <property name="sessionFactory" ref="sessionFactory" />   </bean>   <tx:advice id="txAdvice" transaction-manager="txManager">     <tx:attributes>       <tx:method name="get*" read-only="true" />       <tx:method name="*" />     </tx:attributes>   </tx:advice>   <aop:config>     <aop:pointcut id="bizMethods" expression="execution(* com.test.biz.*.*(..))" />     <aop:advisor advice-ref="txAdvice" pointcut-ref="bizMethods" />   </aop:config> </beans> 

2.xml方式实现

applicationContext.xml配置:

<?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:aop="http://www.springframework.org/schema/aop"  xmlns:tx="http://www.springframework.org/schema/tx"  xsi:schemaLocation="http://www.springframework.org/schema/beans            http://www.springframework.org/schema/beans/spring-beans.xsd            http://www.springframework.org/schema/tx            http://www.springframework.org/schema/tx/spring-tx.xsd            http://www.springframework.org/schema/aop            http://www.springframework.org/schema/aop/spring-aop.xsd">         <!-- 让spring 去读取指定路径下的资源文件 -->   <bean class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">    <property name="locations" value="classpath:jdbc.properties"/>   </bean>      <!-- 配置c3p0连接池 -->   <bean id="c3p0Source" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close">    <property name="driverClass" value="${driverClass}" />    <property name="jdbcUrl" value="${url}" />    <property name="user" value="${user}" />    <property name="password" value="${password}" />    <property name="initialPoolSize" value="${initialPoolSize}" />    <property name="minPoolSize" value="${minPoolSize}" />    <property name="maxPoolSize" value="${maxPoolSize}" />    <property name="maxIdleTime" value="${maxIdleTime}" />   </bean>      <!-- 配置SessionFactory -->   <bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">    <property name="dataSource" ref="c3p0Source" />    <property name="mappingResources">      <list>       <value>/com/cdzg/spring/bean/User.hbm.xml</value>      </list>    </property>    <property name="hibernateProperties">     <props>         <prop key="hibernate.dialect">${dialect}</prop>         <prop key="hibernate.hbm2ddl.auto">${hbm2ddl.auto}</prop>         <prop key="hibernate.show_sql">${show_sql}</prop>         <prop key="hibernate.format_sql">${format_sql}</prop>         <prop key="hibernate.use_sql_comments">${use_sql_comments}</prop>       </props>    </property>   </bean>      <!-- 配置事务管理器 -->   <bean id="txManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager">    <property name="sessionFactory" ref="sessionFactory" />   </bean>      <!-- 定义事务通知 -->   <tx:advice id="txAdvice" transaction-manager="txManager">    <tx:attributes>     <tx:method name="get*" read-only="true"/>     <tx:method name="*"/>    </tx:attributes>   </tx:advice>        <!-- 定义事务切面,并应用事务通知 -->      <aop:config>    <aop:pointcut id="xxxBizImpl" expression="execution(* com.cdzg.spring.biz.*.*(..))"/>    <aop:advisor pointcut-ref="xxxBizImpl" advice-ref="txAdvice"/>    </aop:config>         <bean id="userDaoImpl" class="com.cdzg.spring.dao.impl.UserDaoImpl">     <property name="sessionFactory" ref="sessionFactory" />   </bean>   <bean id="userBizImpl" class="com.cdzg.spring.biz.impl.UserBizImpl">     <property name="userDao" ref="userDaoImpl" />   </bean>   <bean id="userAction" class="com.cdzg.spring.web.actions.UserAction">     <property name="userBiz" ref="userBizImpl" />   </bean> </beans> 

两种配置最大的区别就是注解方式不用在写O/R映射配置文件而xml方式实现的要配置O/R映射配置文件

注解的这种方式,直接扫描bean包就可以,剩下的对应关系由框架完成

而xml配置方式要配置O/R 映射文件并在这里指定文件,如果多的话可以使用通配符 "*"

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