...

    private String vmName;
    private String vmId;
    private BootTypes.Info originalBootInfo;
    private Boot bootService;

                   ...

  	    this.bootService = vapiAuthHelper.getStubFactory().createStub(Boot.class,
                     this.sessionStubConfig);

       System.out.println("\n\n#### Setup: Get the virtual machine id");
       this.vmId = VmHelper.getVM(vapiAuthHelper.getStubFactory(),
             sessionStubConfig,
             vmName);
        // Print the current boot configuration
        System.out.println("\n\n#### Print the original Boot Info");
        BootTypes.Info bootInfo = this.bootService.get(this.vmId);
        System.out.println(bootInfo);

        // Save the current boot info to verify that we have cleaned up properly
        this.originalBootInfo = bootInfo;

        System.out.println(
            "\n\n#### Example: Update firmware to EFI for boot configuration.");
        BootTypes.UpdateSpec bootUpdateSpec = new BootTypes.UpdateSpec.Builder()
            .setType(BootTypes.Type.EFI)
            .build();
        this.bootService.update(this.vmId, bootUpdateSpec);
        System.out.println(bootUpdateSpec);
        bootInfo = this.bootService.get(this.vmId);
        System.out.println(bootInfo);

        System.out.println(
            "\n\n#### Example: Update boot firmware to tell it to enter setup"
            + " mode on next boot.");
        bootUpdateSpec = new BootTypes.UpdateSpec.Builder()
            .setEnterSetupMode(true)
            .build();
        this.bootService.update(this.vmId, bootUpdateSpec);
        System.out.println(bootUpdateSpec);
        bootInfo = this.bootService.get(this.vmId);
        System.out.println(bootInfo);

        System.out.println(
            "\n\n#### Example: Update firmware to introduce a delay in boot "
            + "process and automatically reboot after a failure to boot, "
            + "retry delay = 30000 ms.");
        bootUpdateSpec = new BootTypes.UpdateSpec.Builder()
            .setDelay(10000l)
            .setRetry(true)
            .setRetryDelay(30000l)
            .build();
        this.bootService.update(this.vmId, bootUpdateSpec);
        bootInfo = this.bootService.get(this.vmId);
        System.out.println(bootInfo);

...