怎样使用Spring注入日期类型的属性

<bean id="customEditorConfigurer" class="org.springframework.beans.factory.config.CustomEditorConfigurer">
      <property name="customEditors">
      <map>
        <entry key="java.util.Date">
        <bean class="org.springframework.beans.propertyeditors.CustomDateEditor">
          <constructor-arg index="0">
             <bean class="java.text.SimpleDateFormat">
                <constructor-arg><value>yyyy-MM-dd</value></constructor-arg>
             </bean>
         </constructor-arg>
         <constructor-arg index="1"><value>false</value></constructor-arg>
       </bean>
       </entry>
     </map>
     </property>
    </bean>