Method UpdateState

be/src/runtime/tuple-cache-mgr.cc:313–318

Returns true if state was updated.

// Returns true if state was updated.
bool TupleCacheMgr::UpdateState(TupleCacheMgr::Handle* handle,
    TupleCacheState requiredState, TupleCacheState newState) {
  uint8_t* data = getHandleData(cache_.get(), handle);
  return reinterpret_cast<TupleCacheEntry*>(data)->
      state.compare_exchange_strong(requiredState, newState);
}

size_t TupleCacheMgr::GetCharge(TupleCacheMgr::Handle* handle) const {
  uint8_t* data = getHandleData(cache_.get(), handle);