Method ~ThreadPool

cpp/src/arrow/util/thread_pool.cc:561–565

}

ThreadPool::~ThreadPool() {
  if (shutdown_on_destroy_) {
    ARROW_UNUSED(Shutdown(false /* wait */));
  }
}

Status ThreadPool::SetCapacity(int threads) {
  std::unique_lock<std::mutex> lock(state_->mutex_);