class ProcessFixture {
    final Long pid;

    ProcessFixture(Long pid) {
        this.pid = pid
    }

    /**
     * Forcefully kills this daemon.
     */
    void kill(boolean killTree) {
        println "Killing process with pid: $pid"
        if (pid == null) {
            throw new RuntimeException("Unable to force kill the process because provided pid is null!")
        }

    @Nullable
    private final Long pid;
    private final File daemonLog;
    private final static int TAIL_SIZE = 20;

    public DaemonDiagnostics(File daemonLog, @Nullable Long pid) {
        this.daemonLog = daemonLog;
        this.pid = pid;
    }

    /**
     * @return pid. Can be null, it means the daemon was not able to identify its pid.
     */
    public @Nullable Long getPid() {

func PtraceGetRegsMipsle(pid int, regsout *PtraceRegsMipsle) error {
	return ptracePtr(PTRACE_GETREGS, pid, 0, unsafe.Pointer(regsout))
}

// PtraceSetRegsMipsle sets the registers used by mipsle binaries.
func PtraceSetRegsMipsle(pid int, regs *PtraceRegsMipsle) error {
	return ptracePtr(PTRACE_SETREGS, pid, 0, unsafe.Pointer(regs))
}

func schedAffinity(trap uintptr, pid int, set *CPUSet) error {
	_, _, e := RawSyscall(trap, uintptr(pid), uintptr(unsafe.Sizeof(*set)), uintptr(unsafe.Pointer(set)))
	if e != 0 {
		return errnoErr(e)
	}
	return nil
}

// SchedGetaffinity gets the CPU affinity mask of the thread specified by pid.
// If pid is 0 the calling thread is used.
func SchedGetaffinity(pid int, set *CPUSet) error {

	}

	return convertESRCH(syscall.Kill(p.Pid, s))
}

func convertESRCH(err error) error {
	if err == syscall.ESRCH {
		return ErrProcessDone
	}
	return err
}

func (p *Process) release() error {
	// We clear the Pid field only for API compatibility. On Unix, Release
	// has always set Pid to -1. Internally, the implementation relies

				GCPProject: "pid", GCPProjectNumber: "npid", GCPLocation: "location", GCPCluster: "cluster", GCEInstance: "instanceName",
				GCEInstanceID: "instance", GCEInstanceCreatedBy: "createdBy",
				GCPClusterURL: "https://container.googleapis.com/v1/projects/pid/locations/location/clusters/cluster",
			},
		},
		{
			"instance created by error",
			func() bool { return true },
			func() (string, error) { return "pid", nil },

}

// Writes 'value' to /proc/<pid>/oom_score_adj. PID = 0 means self
// Returns os.ErrNotExist if the `pid` does not exist.
func applyOOMScoreAdj(pid int, oomScoreAdj int) error {
	if pid < 0 {
		return fmt.Errorf("invalid PID %d specified for oom_score_adj", pid)
	}

	var pidStr string
	if pid == 0 {
		pidStr = "self"
	} else {
		pidStr = strconv.Itoa(pid)
	}

	maxTries := 2

}

// PtraceGetRegsArm fetches the registers used by arm binaries.
func PtraceGetRegsArm(pid int, regsout *PtraceRegsArm) error {
	return ptracePtr(PTRACE_GETREGS, pid, 0, unsafe.Pointer(regsout))
}

// PtraceSetRegsArm sets the registers used by arm binaries.
func PtraceSetRegsArm(pid int, regs *PtraceRegsArm) error {
	return ptracePtr(PTRACE_SETREGS, pid, 0, unsafe.Pointer(regs))
}

// PtraceRegsArm64 is the registers used by arm64 binaries.

		return nil, ErrInvalid
	}

	err = syscall.WaitProcess(p.Pid, &waitmsg)
	if err != nil {
		return nil, NewSyscallError("wait", err)
	}

	p.pidDeactivate(statusDone)
	ps = &ProcessState{
		pid:    waitmsg.Pid,
		status: &waitmsg,
	}
	return ps, nil
}

func (p *Process) release() error {
	p.Pid = -1

	// Just mark the PID unusable.
	p.pidDeactivate(statusReleased)

    private static final Logger LOGGER = LoggerFactory.getLogger(UnsupportedEnvironment.class);

    private final Long pid;

    public UnsupportedEnvironment() {
        pid = extractPIDFromRuntimeMXBeanName();
    }

    /**
     * The default format of the name of the Runtime MX bean is PID@HOSTNAME.
     * The PID is parsed assuming that is the format.
     *
     * This works on Solaris and should work with any Java VM
     */