repository/conf/sample/synapse_sample_4.xml

<?xml version="1.0" encoding="UTF-8"?>
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<!-- Introduction to error handling -->
<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 default fault handling sequence used by Synapse - named 'fault' -->
    <sequence name="fault">
        <log level="custom">
            <property name="text" value="An unexpected error occured"/>
            <property name="message" expression="get-property('ERROR_MESSAGE')"/>
        </log>
        <drop/>
    </sequence>

    <sequence name="sunErrorHandler">
        <log level="custom">
            <property name="text" value="An unexpected error occured for stock SUN"/>
            <property name="message" expression="get-property('ERROR_MESSAGE')"/>
            <!--<property name="detail" expression="get-property('ERROR_DETAIL')"/>-->
        </log>
        <drop/>
    </sequence>

    <sequence name="main">
        <in>
            <switch xmlns:m0="http://services.samples" source="//m0:getQuote/m0:request/m0:symbol">
                <case regex="IBM">
                    <send>
                        <endpoint>
                            <address uri="http://localhost:9000/services/SimpleStockQuoteService"/>
                        </endpoint>
                    </send>
                </case>
                <case regex="MSFT">
                    <send>
                        <endpoint key="bogus"/>
                    </send>
                </case>
                <case regex="SUN">
                    <sequence key="sunSequence"/>
                </case>
            </switch>
            <drop/>
        </in>

        <out>
            <send/>
        </out>
    </sequence>

    <sequence name="sunSequence" onError="sunErrorHandler">
        <send>
            <endpoint key="sunPort"/>
        </send>
    </sequence>

</definitions>