prop.groovy

    public void lookupVmsByDataCenterRoot(Folder datacenterRoot, ServiceInstance si){

        // Get the pcMOR MOR
        ManagedObjectReference pcMOR = datacenterRoot.serverConnection.getServiceInstance().getPropertyCollector().getMOR()

        // Get the root folder MOR
        ManagedObjectReference dcRootFolder = datacenterRoot.MOR

        // Create the property list
        def props = ["name", "runtime.powerState", "config.template", "runtime.connectionState"]

        PropertySpec vmPropSpec = new PropertySpec()
        vmPropSpec.setAll(false)
        vmPropSpec.setType('VirtualMachine')
        vmPropSpec.setPathSet(props as String[])

        def dcProps = ["name"]
        PropertySpec dcSpec = new PropertySpec()
        dcSpec.setAll(false)
        dcSpec.setType("Datacenter")
        dcSpec.setPathSet(dcProps as String[])

        // Set the search base and search type
        ObjectSpec objectSpec = new ObjectSpec()
        objectSpec.setObj(dcRootFolder)
        objectSpec.setSelectSet(PropertyCollectorUtil.buildFullTraversalV4())

        // Create the filter spec
        PropertyFilterSpec[] pfSpec = new PropertyFilterSpec[1]
        pfSpec[0] = new PropertyFilterSpec()

        ObjectSpec[] oo = [objectSpec]
        pfSpec[0].setObjectSet(oo)
        PropertySpec[] pp = [vmPropSpec, dcSpec]
        pfSpec[0].setPropSet(pp)
        log.trace("Making call to vcenter for property retrieval.")
        def result = (List) si.serverConnection.getVimService().retrieveProperties(pcMOR, pfSpec)
        //pfSpec[0].setObjectSet([objectSpec].toArray(new ObjectSpec[0]))
        //pfSpec[0].setPropSet([vmPropSpec].toArray(new PropertySpec[0]))

        result.each { ObjectContent objectContent ->
            println(objectContent.obj.val)
            objectContent.propSet.each {
                println it.name + " -> " + it.val
            }
        }
        // Do the search
        //TODO: Add time logging
        //ObjectContent[] results = si.serverConnection.vimService.retrieveProperties(pcMOR, [pfSpec].toArray(new PropertyFilterSpec[0]))
        println "hi: ${result}"
    }