spring核心配置文件_数据库连接信息

<?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:context="http://www.springframework.org/schema/context"
 xmlns:jdbc="http://www.springframework.org/schema/jdbc" xmlns:tx="http://www.springframework.org/schema/tx"
 xmlns:jpa="http://www.springframework.org/schema/data/jpa" xmlns:task="http://www.springframework.org/schema/task"
 xsi:schemaLocation="
  http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.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
  http://www.springframework.org/schema/jdbc http://www.springframework.org/schema/jdbc/spring-jdbc.xsd
  http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd
  http://www.springframework.org/schema/data/jpa
  http://www.springframework.org/schema/data/jpa/spring-jpa.xsd">

 <!-- 加载properties文件 -->
 <context:property-placeholder location="classpath:config.properties" />
 <!-- 数据库连接 -->
 <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
  <property name="driverClass" value="${jdbc.driver}" />
  <property name="jdbcUrl" value="${jdbc.url}" />
  <property name="user" value="${jdbc.user}" />
  <property name="password" value="${jdbc.password}" />
 </bean>
 <!-- 整合JPA -->
 <bean id="entityManagerFactory"
  class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
  <property name="dataSource" ref="dataSource" />
  <property name="packagesToScan" value="cn.itcast.bos.domain" />
  <property name="persistenceProvider">
   <bean class="org.hibernate.ejb.HibernatePersistence" />
  </property>
  <property name="jpaVendorAdapter">
   <bean class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter">
    <property name="generateDdl" value="true" />
    <property name="database" value="ORACLE" />
    <property name="databasePlatform" value="org.hibernate.dialect.Oracle10gDialect" />
    <property name="showSql" value="true" />
   </bean>
  </property>
  <property name="jpaDialect">
   <bean class="org.springframework.orm.jpa.vendor.HibernateJpaDialect" />
  </property>
  <property name="jpaPropertyMap">
   <map>
    <entry key="hibernate.query.substitutions" value="true 1, false 0" />
    <entry key="hibernate.default_batch_fetch_size" value="16" />
    <entry key="hibernate.max_fetch_depth" value="2" />
    <entry key="hibernate.generate_statistics" value="true" />
    <entry key="hibernate.bytecode.use_reflection_optimizer"
     value="true" />
    <entry key="hibernate.cache.use_second_level_cache" value="false" />
    <entry key="hibernate.cache.use_query_cache" value="false" />
   </map>
  </property>
 </bean>
 <!-- 事务管理 -->
 <bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager">
  <property name="entityManagerFactory" ref="entityManagerFactory" />
 </bean>
 <tx:annotation-driven transaction-manager="transactionManager" proxy-target-class="true"/>
 <jpa:repositories base-package="cn.itcast.bos.dao"></jpa:repositories>
 
 
</beans>