tensorflow::condition_variable finished_execute_;
  // Notifies a StartExecute that the previous Join has finished.
  tensorflow::condition_variable finished_join_;

  // Temporary state between `StartExecute` and `Join`.
  //
  //   Inputs; pointers are to objects not owned by the DeviceThread, but which
  //   are expected to live at least until `Join` finishes:
  TFE_Context* context_ TF_GUARDED_BY(execution_mutex_);

    service.stopAsync().awaitTerminated();
    assertTrue(service.shutDownCalled);
    assertEquals(Service.State.TERMINATED, service.state());
    executionThread.join();
  }

  public void testServiceStopIdempotence() throws Exception {
    WaitOnRunService service = new WaitOnRunService();

    service.startAsync().awaitRunning();

		t.Fatalf("Unexpected output for 'istioctl %s'\n got: %q\nwant: %q", strings.Join(c.args, " "), output, c.expectedOutput)
	}

	if c.expectedString != "" && !strings.Contains(output, c.expectedString) {
		t.Fatalf("Output didn't match for '%s %s'\n got %v\nwant: %v", cmd.Name(), strings.Join(c.args, " "), output, c.expectedString)
	}

	if c.wantException {
		if fErr == nil {

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    about: Join here for Community Support
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  }

  public void testJoin() {
    assertThat(join()).isEmpty();
    assertThat(join(1)).isEqualTo("1");
    assertThat(join(1, 2)).isEqualTo("1,2");
    assertThat(join(-1, Integer.MIN_VALUE)).isEqualTo("4294967295,2147483648");

    assertThat(UnsignedInts.join("", 1, 2, 3)).isEqualTo("123");
  }

  private static String join(int... values) {
    return UnsignedInts.join(",", values);
  }

  @J2ktIncompatible

		t.Run(c.name, func(t *testing.T) {
			srcDir := t.TempDir()
			for filename, contents := range c.srcFiles {
				file.WriteOrFail(t, filepath.Join(srcDir, filename), []byte(contents))
			}

			targetDir := t.TempDir()
			for filename, contents := range c.existingFiles {
				file.WriteOrFail(t, filepath.Join(targetDir, filename), []byte(contents))
			}

			binariesCopied, err := copyBinaries(srcDir, []string{targetDir})
			if err != nil {

    service.stopAsync().awaitTerminated();
    assertTrue(service.shutDownCalled);
    assertEquals(Service.State.TERMINATED, service.state());
    executionThread.join();
  }

  public void testServiceStopIdempotence() throws Exception {
    WaitOnRunService service = new WaitOnRunService();

    service.startAsync().awaitRunning();

	q := r.URL.Query()
	reqQuery := make(map[string]string, len(q))
	for k, v := range q {
		reqQuery[k] = strings.Join(v, ",")
	}
	entry.ReqQuery = reqQuery

	reqHeader := make(map[string]string, len(r.Header))
	for k, v := range r.Header {
		reqHeader[k] = strings.Join(v, ",")
	}
	entry.ReqHeader = reqHeader

	wh := w.Header()
	entry.RequestID = wh.Get(xhttp.AmzRequestID)

  // A non-blocking version of `Execute`. After each call, `Join` must be called
  // before `StartExecute` is called again. Using `StartExecute` with `Join`
  // allows the caller to schedule computation on multiple ParallelDevices
  // without sequencing those operations (first call `StartExecute` on each
  // parallel device, then call `Join` on each; even if some of the `Join`s

            it.start();

            currentProcess.waitFor();
            it.join(5000);

            if (mt.isTeminated()) {
                throw new CommandExecutionException("The command execution is timeout: " + String.join(" ", commands));
            }

            final int exitValue = currentProcess.exitValue();

            if (logger.isInfoEnabled()) {