/**
   * Destroys this catalyst instance, waiting for any other threads in CatalystQueueConfiguration
   * (besides the UI thread) to finish running. Must be called from the UI thread so that we can
   * fully shut down other threads.
   */
  /* package */ void destroy() {
    UiThreadUtil.assertOnUiThread();

    if (mDestroyed) {
      return;
    }

    // TODO: tell all APIs to shut down
    mDestroyed = true;
    mJavaRegistry.notifyCatalystInstanceDestroy();
    mCatalystQueueConfiguration.destroy();
    boolean wasIdle = (mPendingJSCalls.getAndSet(0) == 0);
    if (!wasIdle && !mBridgeIdleListeners.isEmpty()) {
      for (NotThreadSafeBridgeIdleDebugListener listener : mBridgeIdleListeners) {
        listener.onTransitionToBridgeIdle();
      }
    }

    if (mTraceListener != null) {
      Systrace.unregisterListener(mTraceListener);
    }

    // We can access the Bridge from any thread now because we know either we are on the JS thread
    // or the JS thread has finished via CatalystQueueConfiguration#destroy()
    Assertions.assertNotNull(mBridge).dispose();
  }
  /**
   * Destroys this catalyst instance, waiting for any other threads in ReactQueueConfiguration
   * (besides the UI thread) to finish running. Must be called from the UI thread so that we can
   * fully shut down other threads.
   */
  @Override
  public void destroy() {
    UiThreadUtil.assertOnUiThread();

    synchronized (mTeardownLock) {
      if (mDestroyed) {
        return;
      }

      // TODO: tell all APIs to shut down
      mDestroyed = true;
      mJavaRegistry.notifyCatalystInstanceDestroy();

      Systrace.unregisterListener(mTraceListener);

      synchronouslyDisposeBridgeOnJSThread();
    }

    mReactQueueConfiguration.destroy();

    boolean wasIdle = (mPendingJSCalls.getAndSet(0) == 0);
    if (!wasIdle && !mBridgeIdleListeners.isEmpty()) {
      for (NotThreadSafeBridgeIdleDebugListener listener : mBridgeIdleListeners) {
        listener.onTransitionToBridgeIdle();
      }
    }
  }
 /** Initialize all the native modules */
 @VisibleForTesting
 public void initialize() {
   UiThreadUtil.assertOnUiThread();
   Assertions.assertCondition(
       !mInitialized, "This catalyst instance has already been initialized");
   mInitialized = true;
   mJavaRegistry.notifyCatalystInstanceInitialized();
 }