Initializing camel-jclouds component with spring xml

gistfile1.xml

<bean class="org.apache.camel.component.jclouds.JcloudsComponent" id="jclouds">
   <property name="computeServices">
     <list>
       <ref bean="computeService"/>
     </list>
   </property>
 </bean>

 
 <bean class="org.jclouds.compute.ComputeServiceContextFactory" id="computeCF"/>

<bean factory-bean="computeCF" factory-method="createContext" id="computeCtx"/>
  <constructor-arg name="provider">${jclouds.provider}</constructor-arg>
  <constructor-arg name="identity">${jclouds.identity}</constructor-arg>
  <constructor-arg name="credential">${jclouds.credential}</constructor-arg>
</bean>
 
 <bean factory-bean="computeCtx" factory-method="getComputeService" id="computeService"></bean>