ReactInstanceManager.java 文件源码

private void tearDownReactContext(ReactContext reactContext) {
  UiThreadUtil.assertOnUiThread();
  if (mLifecycleState == LifecycleState.RESUMED) {
    reactContext.onHostPause();
  }
  for (ReactRootView rootView : mAttachedRootViews) {
    detachViewFromInstance(rootView, reactContext.getCatalystInstance());
  }
  reactContext.destroy();
  mDevSupportManager.onReactInstanceDestroyed(reactContext);
  mMemoryPressureRouter.removeMemoryPressureListener(reactContext.getCatalystInstance());
}