<int:aggregator id="FileProcessingJob_aggregator" correlation-strategy="defaultCorrelationStrategy" release-strategy="defaultReleaseStrategy" ref="FileProcessingJobPartitionHandler"
    input-channel="FileProcessingJobInChannel" />

<int:channel id="FileProcessingJobInChannel" />

<bean id="FileProcessingJobPartitionHandler" scope="prototype" parent="basePartitionHandler">
    <property name="gridSize" value="#{configurationManager.getProperty(applicationID, 'grid.size', 5)}" />
    <property name="stepName" value="FileProcessingJob_readFileStep" />
</bean>