range.allocate()
        }

        then:
        10 * portDetector.isAvailable(_) >> { true }

        and:
        range.allocate() == -1
    }

    def "ports are allocated in sequence" () {
        when:
        def port1 = range.allocate()
        def port2 = range.allocate()
        def port3 = range.allocate()

        then:
        port2 == next(port1)
        port3 == next(port2)

	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Fallocate(fd int, mode uint32, off int64, len int64) (err error) {
	_, _, e1 := Syscall6(SYS_FALLOCATE, uintptr(fd), uintptr(mode), uintptr(off), uintptr(len), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Fallocate(fd int, mode uint32, off int64, len int64) (err error) {
	_, _, e1 := Syscall6(SYS_FALLOCATE, uintptr(fd), uintptr(mode), uintptr(off), uintptr(len), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

		return nil
	}

	return errors
}

// Allocates a port, and record it for future rollback
func (op *PortAllocationOperation) Allocate(port int) error {
	if op.dryRun {
		if op.pa.Has(port) {
			return ErrAllocated
		}
		for _, a := range op.allocated {
			if port == a {
				return ErrAllocated
			}
		}
		op.allocated = append(op.allocated, port)
		return nil
	}

    final List<Integer> allocated = []
    int current

    public ReservedPortRange(int startPort, int endPort) {
        this.startPort = startPort
        this.endPort = endPort
        current = startPort + new Random().nextInt(endPort - startPort)
    }

    /**
     * Allocate an available port
     *
     * @return the port that was allocated
     */
    public int allocate() {
        try {

	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Fallocate(fd int, mode uint32, off int64, len int64) (err error) {
	_, _, e1 := Syscall6(SYS_FALLOCATE, uintptr(fd), uintptr(mode), uintptr(off>>32), uintptr(off), uintptr(len>>32), uintptr(len))
	if e1 != 0 {
		err = errnoErr(e1)
	}

	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Fallocate(fd int, mode uint32, off int64, len int64) (err error) {
	_, _, e1 := Syscall6(SYS_FALLOCATE, uintptr(fd), uintptr(mode), uintptr(off), uintptr(len), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Fallocate(fd int, mode uint32, off int64, len int64) (err error) {
	_, _, e1 := Syscall6(SYS_FALLOCATE, uintptr(fd), uintptr(mode), uintptr(off), uintptr(off>>32), uintptr(len), uintptr(len>>32))
	if e1 != 0 {
		err = errnoErr(e1)
	}

	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Fallocate(fd int, mode uint32, off int64, len int64) (err error) {
	_, _, e1 := Syscall6(SYS_FALLOCATE, uintptr(fd), uintptr(mode), uintptr(off), uintptr(len), 0, 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

				} else {
					err = allocator.Allocate(parsedIP)
				}
			} else {
				err = allocator.Allocate(parsedIP)
			}
			if err != nil {
				el := field.ErrorList{field.Invalid(field.NewPath("spec", "clusterIPs"), service.Spec.ClusterIPs, fmt.Sprintf("failed to allocate IP %v: %v", ip, err))}
				return allocated, errors.NewInvalid(api.Kind("Service"), service.Name, el)
			}
			allocated[family] = ip
		}
	}