repository/conf/sample/synapse_sample_57.xml

<?xml version="1.0" encoding="UTF-8"?>
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  -->

<!-- Session less load balancing between 3 endpoints -->
<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">

    <sequence name="main" onError="errorHandler">
        <in>
            <send>
                <endpoint name="dynamicLB">
                    <dynamicLoadbalance failover="true"
                                        algorithm="org.apache.synapse.endpoints.algorithms.RoundRobin">
                        <membershipHandler
                                class="org.apache.synapse.core.axis2.Axis2LoadBalanceMembershipHandler">
                            <property name="applicationDomain" value="apache.axis2.app.domain"/>
                        </membershipHandler>
                    </dynamicLoadbalance>
                </endpoint>
            </send>
            <drop/>
        </in>

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

    <sequence name="errorHandler">
        <makefault response="true">
            <code xmlns:tns="http://www.w3.org/2003/05/soap-envelope" value="tns:Receiver"/>
            <reason value="COULDN'T SEND THE MESSAGE TO THE SERVER."/>
        </makefault>
        <send/>
    </sequence>

</definitions>