boolean isRunning();

  /** Returns the lifecycle state of the service. */
  State state();

  /**
   * If the service is {@linkplain State#STARTING starting} or {@linkplain State#RUNNING running},
   * this initiates service shutdown and returns immediately. If the service is {@linkplain
   * State#NEW new}, it is {@linkplain State#TERMINATED terminated} without having been started nor

  boolean isRunning();

  /** Returns the lifecycle state of the service. */
  State state();

  /**
   * If the service is {@linkplain State#STARTING starting} or {@linkplain State#RUNNING running},
   * this initiates service shutdown and returns immediately. If the service is {@linkplain
   * State#NEW new}, it is {@linkplain State#TERMINATED terminated} without having been started nor

    @Override
    public void running() {
      ServiceManagerState state = this.state.get();
      if (state != null) {
        state.transitionService(service, STARTING, RUNNING);
      }
    }

    @Override
    public void stopping(State from) {
      ServiceManagerState state = this.state.get();
      if (state != null) {
        state.transitionService(service, from, STOPPING);
      }
    }

    @Override
    public void running() {
      ServiceManagerState state = this.state.get();
      if (state != null) {
        state.transitionService(service, STARTING, RUNNING);
      }
    }

    @Override
    public void stopping(State from) {
      ServiceManagerState state = this.state.get();
      if (state != null) {
        state.transitionService(service, from, STOPPING);
      }
    }

     */
    public boolean isDisconnected () {
        return this.state == 4 || this.state == 5 || this.state == 6 || this.state == 0;
    }


    /**
     * @return whether the transport is marked failed
     */
    public boolean isFailed () {
        return this.state == 5 || this.state == 6;
    }


    /**
     * Send a request message and recieve response
     * 

  static void awaitWaiting(Thread t) {
    while (true) {
      Thread.State state = t.getState();
      switch (state) {
        case RUNNABLE:
        case BLOCKED:
          Thread.yield();
          break;
        case WAITING:
          return;
        default:
          throw new AssertionError("unexpected state: " + state);
      }
    }
  }

    assertEquals(Service.State.RUNNING, service.state());

    exitRun.countDown(); // the service will exit voluntarily
    executionThread.join();

    assertTrue(service.shutDownCalled);
    assertEquals(Service.State.TERMINATED, service.state());

    service.stopAsync().awaitTerminated(); // no-op
    assertEquals(Service.State.TERMINATED, service.state());
    assertTrue(service.shutDownCalled);
  }

  private static final Logger log = Logger.getLogger(AbstractFuture.class.getName());

  private State state;
  private V value;
  private @Nullable Future<? extends V> delegate;
  private @Nullable Throwable throwable;
  private boolean mayInterruptIfRunning;
  private List<Listener> listeners;

  protected AbstractFuture() {
    state = State.PENDING;
    listeners = new ArrayList<Listener>();
  }

  @CanIgnoreReturnValue

    finally:
        state["context_a"] = "finished a"


async def context_b(state: dict = Depends(context_a)):
    state["context_b"] = "started b"
    try:
        yield state
    finally:
        state["context_b"] = f"finished b with a: {state['context_a']}"


@app.get("/async")
async def get_async(state: str = Depends(asyncgen_state)):
    return state


@app.get("/sync")

              + this
              + " to reach a terminal state. "
              + "Current state: "
              + state());
    }
  }

  /** Checks that the current state is equal to the expected state. */
  @GuardedBy("monitor")
  private void checkCurrentState(State expected) {
    State actual = state();
    if (actual != expected) {
      if (actual == FAILED) {