// errors if any.
func (pr execProber) Probe(e exec.Cmd) (probe.Result, string, error) {
	var dataBuffer bytes.Buffer
	writer := ioutils.LimitWriter(&dataBuffer, maxReadLength)

	e.SetStderr(writer)
	e.SetStdout(writer)
	err := e.Start()
	if err == nil {
		err = e.Wait()
	}
	data := dataBuffer.Bytes()

	klog.V(4).Infof("Exec probe response: %q", string(data))
	if err != nil {
		exit, ok := err.(exec.ExitError)

	return f.out, f.err
}

func (f *FakeCmd) Output() ([]byte, error) {
	return f.stdout, f.err
}

func (f *FakeCmd) SetDir(dir string) {}

func (f *FakeCmd) SetStdin(in io.Reader) {}

func (f *FakeCmd) SetStdout(out io.Writer) {
	f.writer = out
}

func (f *FakeCmd) SetStderr(out io.Writer) {
	f.writer = out
}

func (f *FakeCmd) SetEnv(env []string) {}

func (f *FakeCmd) Stop() {}

}

func (eic *execInContainer) SetDir(dir string) {
	// unimplemented
}

func (eic *execInContainer) SetStdin(in io.Reader) {
	// unimplemented
}

func (eic *execInContainer) SetStdout(out io.Writer) {
	eic.writer = out
}

func (eic *execInContainer) SetStderr(out io.Writer) {
	eic.writer = out
}

func (eic *execInContainer) SetEnv(env []string) {
	// unimplemented
}

    }

    public PrintStream getStdErrPrintStream() {
        return stdErrPrintStream;
    }

    public String getStdErr() {
        return stderrContent.toString();
    }

    public String getStdOut() {
        return stdoutContent.toString();
    }

    private static class RedirectingOutputStream extends ProxyOutputStream {
        RedirectingOutputStream(OutputStream out) {
            super(out);
        }

	tg.run("list", "-f={{.Target}}", "p1")
	p1 := strings.TrimSpace(tg.getStdout())
	tg.run("list", "-f={{.Target}}", "p2")
	p2 := strings.TrimSpace(tg.getStdout())
	tg.run("list", "-f={{.Target}}", "main1")
	main1 := strings.TrimSpace(tg.getStdout())

	tg.run("install", "main1")

	tg.mustExist(main1)
	tg.mustNotExist(p2)
	tg.mustNotExist(p1)