SpringMVCとHibernateの構成

<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5" 
    xmlns="http://java.sun.com/xml/ns/javaee" 
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
    xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
    http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">

    <filter>
        <filter-name>characterEncodingFilter</filter-name>
        <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
        <init-param>
            <param-name>encoding</param-name>
            <param-value>UTF-8</param-value>
        </init-param>
        <init-param>
            <param-name>forceEncoding</param-name>
            <param-value>true</param-value>
        </init-param>
    </filter>

    <filter-mapping>
        <filter-name>characterEncodingFilter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>
    
    <filter>
        <filter-name>openSessionInView</filter-name>
        <filter-class>
           org.springframework.orm.hibernate3.support.OpenSessionInViewFilter
        </filter-class>
    </filter>
    
    <filter-mapping>
        <filter-name>openSessionInView</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>
    
    <servlet>
        <servlet-name>springmvc</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <load-on-startup>1</load-on-startup>
    </servlet>
    
    <servlet-mapping>
        <servlet-name>springmvc</servlet-name>
        <url-pattern>/</url-pattern>
    </servlet-mapping>
    
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>
    
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:applicationContext*.xml</param-value>
    </context-param> 
   <welcome-file-list>
        <welcome-file>login.jsp</welcome-file>
   </welcome-file-list>
</web-app>

<?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:mvc="http://www.springframework.org/schema/mvc"
    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-3.0.xsd
        http://www.springframework.org/schema/mvc 
        http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd
        http://www.springframework.org/schema/context 
        http://www.springframework.org/schema/context/spring-context-3.0.xsd
        http://www.springframework.org/schema/tx
        http://www.springframework.org/schema/tx/spring-tx-3.0.xsd" default-autowire="byName">
    
    <context:component-scan base-package="com.archie"/>
    
    <!--     -->
    <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"> 
        <property name="driverClass" value="com.mysql.jdbc.Driver"/> 
        <property name="jdbcUrl" value="jdbc:mysql:///book"/> 
        <property name="maxIdleTime" value="25000"/> 
        <property name="properties"> 
          <props> 
            <prop key="user">root</prop> 
            <prop key="password">root</prop> 
            <prop key="c3p0.acquire_increment">2</prop> 
            <prop key="c3p0.max_size">20</prop> 
            <prop key="c3p0.min_size">1</prop> 
          </props> 
        </property> 
      </bean> 
      
      <bean id="sessionFactory" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">
          <property name="dataSource" ref="dataSource"></property>
          <property name="packagesToScan" value="com.archie.model"></property>
          <property name="namingStrategy">
            <bean class="org.hibernate.cfg.ImprovedNamingStrategy" />
        </property>
          <property name="hibernateProperties">
              <props>
                <prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop>
                <prop key="hibernate.show_sql">true</prop>
                <prop key="hibernate.cache.provider_class">org.hibernate.cache.EhCacheProvider</prop>
                <prop key="hibernate.cache.provider_configuration_file_resource_path">ehcache.xml</prop>
            </props>
          </property>
      </bean>
      
      <!--      -->
    <bean id="transactionManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
        <property name="sessionFactory" ref="sessionFactory"></property>
    </bean>
    
    <tx:annotation-driven transaction-manager="transactionManager"/>
</beans>