repository/conf/sample/synapse_sample_3.xml

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<synapse xmlns="http://ws.apache.org/ns/synapse">

    <!-- illustration of simple properties, and reusable endpoints and sequences -->
    <definitions>

        <!-- define a string literal property -->
        <set-property name="version" value="0.1"/>

        <!-- define a reuseable endpoint definition -->
        <endpoint name="simple"
                  address="http://localhost:9000/axis2/services/SimpleStockQuoteService"/>

        <!-- define a reusable sequence -->
        <sequence name="stockquote">

            <!-- log the message using the custom log level. illustrates custom properties for log messages -->
            <log level="custom">
                <property name="Text" value="Sending quote request"/>
                <property name="version" expression="get-property('version')"/>
                <property name="symbol" expression="get-property('symbol')"/>
            </log>

            <!-- send message to real endpoint referenced by name "stockquote" endpoint definition -->
            <send>
                <endpoint ref="simple"/>
            </send>
        </sequence>
    </definitions>

    <rules>

        <!-- match the 'To' EPR to the given regex -->
        <filter source="get-property('To')" regex=".*/SimpleStockQuoteService.*">

            <!-- set a custom local message property based on the stock code requested -->
            <switch source="//m0:getQuote/m0:request/m0:symbol"
                    xmlns:m0="http://services.samples/xsd">
                <case regex="IBM">
                    <set-property name="symbol" value="Great stock - IBM"/>
                </case>
                <case regex="MSFT">
                    <set-property name="symbol" value="Are you sure? - MSFT"/>
                </case>
                <default>
                    <!-- it is possible to assign the result of an XPath expression as the value of a local message property -->
                    <set-property name="symbol"
                                  expression="fn:concat('Normal Stock - ', //m0:getQuote/m0:request/m0:symbol)"
                                  xmlns:m0="http://services.samples/xsd"/>
                </default>
            </switch>

            <!-- invoke an already defined [reusable] sequence at this point -->
            <sequence ref="stockquote"/>
        </filter>

        <!-- Log all messages passing through -->
        <log level="full"/>

        <!-- Send the messages where they have been sent (i.e. implicit To EPR) -->
        <send/>

    </rules>

</synapse>