shiro整合ehcache时报错

shiro整合ehcache
application-shiro.xml中相关配置：

 <bean id="securityManager" class="org.apache.shiro.web.mgt.DefaultWebSecurityManager">
        <property name="realm" ref="userRealm" />
        <!-- 注入缓存管理器 -->
        <property name="cacheManager" ref="cacheManager"/>
        <!-- 注入session管理器 -->
        <property name="sessionManager" ref="sessionManager" />
    </bean>

    <!-- 缓存管理器 -->
    <bean id="cacheManager" class="org.apache.shiro.cache.ehcache.EhCacheManager">
        <property name="cacheManagerConfigFile" value="classpath:pvf-shiro-ehcache.xml"/>
    </bean>

pvf-shiro-ehcache.xml

 <ehcache xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
        xsi:noNamespaceSchemaLocation="http://ehcache.org/ehcache.xsd" updateCheck="false">
    <!--diskStore：缓存数据持久化的目录 地址  -->
    <diskStore path="java.io.tmpdir"/>
    <defaultCache 
        maxElementsInMemory="1000" 
        maxElementsOnDisk="10000000"
        eternal="false" 
        overflowToDisk="false" 
        diskPersistent="false"
        timeToIdleSeconds="120"
        timeToLiveSeconds="120" 
        diskExpiryThreadIntervalSeconds="120"
        memoryStoreEvictionPolicy="LRU">
    </defaultCache>
</ehcache>

项目启动时报错：
Caused by: java.lang.IllegalStateException: Cannot convert value of type [org.apache.shiro.cache.ehcache.EhCacheManager] to required type [net.sf.ehcache.CacheManager] for property 'cacheManager': no matching editors or conversion strategy found
at org.springframework.beans.TypeConverterDelegate.convertIfNecessary(TypeConverterDelegate.java:231)
at org.springframework.beans.BeanWrapperImpl.convertIfNecessary(BeanWrapperImpl.java:447)
... 53 more