package org.opendaylight.controller.sal.dom.broker.impl import org.opendaylight.controller.md.sal.common.impl.routing.AbstractDataReadRouter import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier import org.opendaylight.yangtools.yang.data.api.CompositeNode import org.opendaylight.controller.md.sal.common.api.data.DataReader class DataReaderRouter extends AbstractDataReadRouter { override protected merge(InstanceIdentifier path, Iterable data) { val iterator = data.iterator; if(iterator.hasNext) { return data.iterator.next } return null; } }