spring mvc+hibernate的基本配置

<?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:p="http://www.springframework.org/schema/p"
    xmlns:context="http://www.springframework.org/schema/context"
    xmlns:mvc="http://www.springframework.org/schema/mvc" 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-3.2.xsd  
                        http://www.springframework.org/schema/context 
                         http://www.springframework.org/schema/context/spring-context-3.2.xsd 
                         http://www.springframework.org/schema/tx 
                        http://www.springframework.org/schema/tx/spring-tx-3.2.xsd 
                        http://www.springframework.org/schema/aop  
                        http://www.springframework.org/schema/aop/spring-aop-3.2.xsd
                        http://www.springframework.org/schema/mvc 
                        http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd">

    <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
        <property name="driverClass" value="com.mysql.jdbc.Driver"></property>
        <property name="jdbcUrl"
            value="jdbc:mysql://localhost/dbname?useUnicode=true&amp;characterEncoding=utf-8">
        </property>
        <property name="user" value="root"></property>
        <property name="password" value="root"></property>
        <property name="minPoolSize" value="10"></property>
        <property name="maxPoolSize" value="50"></property>
        <property name="maxIdleTime" value="1800"></property>
        <property name="initialPoolSize" value="25"></property>
        <property name="idleConnectionTestPeriod" value="1800"></property>
        <property name="acquireRetryAttempts" value="30"></property>
        <property name="breakAfterAcquireFailure" value="true"></property>
        <property name="testConnectionOnCheckout" value="false"></property>
    </bean>

    <bean id="sessionFactory"
        class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
        <property name="hibernateProperties">
            <props>
                <prop key="hibernate.dialect">
                    org.hibernate.dialect.MySQL5Dialect
                </prop>
                <prop key="hibernate.show_sql">
                    false
                </prop>
                <prop key="hibernate.hbm2ddl.auto">update</prop>
                <prop key="hibernate.current_session_context_class">
                    org.springframework.orm.hibernate4.SpringSessionContext
                </prop>
                <prop key="hibernate.jdbc.fetch_size">16</prop>
                <prop key="hibernate.jdbc.batch_size">20</prop>
                <prop key="hibernate.default_batch_fetch_size">10</prop>
                <prop key="use_second_level_cache">false</prop>
                <prop key="use_query_cache">false</prop>
            </props>
        </property>
        <property name="dataSource" ref="dataSource" />
        <property name="packagesToScan">
            <list>
                <value>com.abc</value>
            </list>
        </property>
    </bean>


    <!-- 配置事务管理器 -->
    <bean id="transactionManager"
        class="org.springframework.orm.hibernate4.HibernateTransactionManager">
        <property name="sessionFactory" ref="sessionFactory" />
        <property name="dataSource" ref="dataSource" />
    </bean>
    <tx:annotation-driven transaction-manager="transactionManager" />


    <!--默认的注解映射的支持 -->
    <mvc:annotation-driven />

    <context:component-scan base-package="com.abc" />
    <aop:aspectj-autoproxy/>
    <bean id="multipartResolver"
        class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
        <property name="defaultEncoding" value="utf-8"></property>
    </bean>

    <bean id="jspViewResolver"
        class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="viewClass"
            value="org.springframework.web.servlet.view.JstlView" />
        <property name="prefix" value="/WEB-INF/jsp/" />
        <property name="suffix" value=".jsp" />
        <property name="order" value="1" />
    </bean>


    <!--加载property-->
　　<bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
        <property name="locations">
            <list>
                <value>classpath*:system.properties</value>
            </list>
        </property>
    </bean> 

</beans>