repository/conf/sample/synapse_sample_8.xml

<?xml version="1.0" encoding="UTF-8"?>
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<!-- Introduction to static and dynamic registry resources, and using XSLT transformations -->
<definitions xmlns="http://ws.apache.org/ns/synapse"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://ws.apache.org/ns/synapse http://synapse.apache.org/ns/2010/04/configuration/synapse_config.xsd">

    <!-- the SimpleURLRegistry allows access to a URL based registry (e.g. file:/// or http://) -->
    <registry provider="org.apache.synapse.registry.url.SimpleURLRegistry">
        <!-- the root property of the simple URL registry helps resolve a resource URL as root + key -->
        <parameter name="root">file:repository/conf/sample/resources/</parameter>
        <!-- all resources loaded from the URL registry would be cached for this number of milli seconds -->
        <parameter name="cachableDuration">15000</parameter>
    </registry>

    <!-- define the request processing XSLT resource as a static URL source -->
    <localEntry key="xslt-key-req" src="file:repository/conf/sample/resources/transform/transform.xslt"/>

    <sequence name="main">
        <in>
            <!-- transform the custom quote request into a standard quote requst expected by the service -->
            <xslt key="xslt-key-req"/>
        </in>
        <out>
            <!-- transform the standard response back into the custom format the client expects -->
            <!-- the key is looked up in the remote registry and loaded as a 'dynamic' registry resource -->
            <xslt key="transform/transform_back.xslt"/>
        </out>
        <send/>
    </sequence>

</definitions>