choice-routing.xml

<flow name="choiceFlow">
  <description>
    Flow that shows the use of the choice element for content-based routing
  <description>
  <jms:inbound-endpoint queue="in"/>
  <choice>
    <when expression="/element/@name = 'foo'" evaluator="xpath">
      <jms:outbound-endpoint queue="fooQueue"/>
    </when>
    <when expression="/element/@name = 'bar'" evaluator="xpath">
      <jms:outbound-endpoint queue="barQueue"/>
    </when>
    <otherwise>
      <jms:outbound-endpoint queue="DeadLetterQueue"/>
    </otherwise>
  </choice>
</flow>