vSphere API - Create Linked Clone

linkedclone.java

public static void doClone(String url, String username, String password, String vmname, String clonename) throws Exception
{
    ServiceInstance si = new ServiceInstance(new URL(url), username, password, true);

    Folder rootFolder = si.getRootFolder();
    VirtualMachine vm = (VirtualMachine) new InventoryNavigator(rootFolder).searchManagedEntity("VirtualMachine", vmname);

    if(vm==null)
    {
        System.out.println("VM " + vmname + " not found");
        si.getServerConnection().logout();
        throw new Exception("Source Virtual Machine Not Found");
    }

    VirtualMachineCloneSpec cloneSpec = new VirtualMachineCloneSpec();
    VirtualMachineRelocateSpec relSpec = new VirtualMachineRelocateSpec();
    relSpec.diskMoveType = "createNewChildDiskBacking";
    cloneSpec.setLocation(relSpec);
    cloneSpec.setPowerOn(false);
    cloneSpec.setTemplate(false);
    cloneSpec.snapshot = vm.getCurrentSnapShot().getMOR();

    System.out.println("Cloning " + vmname + " into " + clonename);
    Task task = vm.cloneVM_Task((Folder) vm.getParent(), clonename, cloneSpec);

    String status = task.waitForMe();
    if(status==Task.SUCCESS)
    {
        System.out.println("VM cloned successfully.");
    }
    else
    {
        throw new Exception("Error while cloning VM");
    }
}