camel-2.8.x/components/camel-spring-integration/src/test/resources/org/apache/camel/component/spring/integration/adapter/CamelSource.xml

<?xml version="1.0" encoding="UTF-8"?>
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<beans:beans xmlns="http://www.springframework.org/schema/integration"
             xmlns:beans="http://www.springframework.org/schema/beans"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xmlns:camel-si="http://camel.apache.org/schema/spring/integration"
             xsi:schemaLocation="
       http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
       http://www.springframework.org/schema/integration http://www.springframework.org/schema/integration/spring-integration.xsd
       http://camel.apache.org/schema/spring http://camel.apache.org/schema/spring/camel-spring.xsd
       http://camel.apache.org/schema/spring/integration http://camel.apache.org/schema/spring/integration/camel-spring-integration.xsd
    ">

    <!-- START SNIPPET: example -->
    <!-- spring integration channels -->
    <channel id="channelA"/>
    <channel id="channelB"/>
    <channel id="channelC"/>

    <!-- spring integration service activator -->
    <service-activator input-channel="channelB" output-channel="channelC" ref="helloService" method="sayHello"/>

    <!-- custom bean -->
    <beans:bean id="helloService" class="org.apache.camel.component.spring.integration.HelloWorldService"/>

    <camelContext id="camelSourceContext" xmlns="http://camel.apache.org/schema/spring">
        <route>
            <from uri="direct:OneWay"/>
            <to uri="direct:EndpointB"/>
        </route>
        <route>
            <from uri="direct:TwoWay"/>
            <to uri="direct:EndpointC"/>
        </route>
    </camelContext>

    <!-- camelSource will redirect the message coming for direct:EndpointB to the spring requestChannel channelA -->
    <camel-si:camelSource id="camelSourceA" camelEndpointUri="direct:EndpointB"
                          requestChannel="channelA" expectReply="false">
        <camel-si:camelContextRef>camelSourceContext</camel-si:camelContextRef>
    </camel-si:camelSource>

    <!-- camelSource will redirect the message coming for direct:EndpointC to the spring requestChannel channelB
         then it will pull the response from channelC and put the response message back to direct:EndpointC -->

    <camel-si:camelSource id="camelSourceB" camelEndpointUri="direct:EndpointC"
                          requestChannel="channelB" replyChannel="channelC" expectReply="true">
        <camel-si:camelContextRef>camelSourceContext</camel-si:camelContextRef>
    </camel-si:camelSource>
    <!-- END SNIPPET: example -->

</beans:beans>