/** @return TraversalSpec specification to get to the VirtualMachine managed object. */
public static TraversalSpec getVMTraversalSpec() {
// Create a traversal spec that starts from the 'root' objects
// and traverses the inventory tree to get to the VirtualMachines.
// Build the traversal specs bottoms up
// Traversal to get to the vmFolder from DataCenter
TraversalSpec dataCenterToVMFolder = new TraversalSpec();
dataCenterToVMFolder.setName("DataCenterToVMFolder");
dataCenterToVMFolder.setType("Datacenter");
dataCenterToVMFolder.setPath("vmFolder");
dataCenterToVMFolder.setSkip(false);
SelectionSpec sSpec = new SelectionSpec();
sSpec.setName("VisitFolders");
SelectionSpec[] sSpecs = new SelectionSpec[] {sSpec};
dataCenterToVMFolder.setSelectSet(sSpecs);
// TraversalSpec to get to the DataCenter from rootFolder
TraversalSpec traversalSpec = new TraversalSpec();
traversalSpec.setName("VisitFolders");
traversalSpec.setType("Folder");
traversalSpec.setPath("childEntity");
traversalSpec.setSkip(false);
SelectionSpec[] sSpecArr = new SelectionSpec[] {sSpec, dataCenterToVMFolder};
traversalSpec.setSelectSet(sSpecArr);
return traversalSpec;
}