Method Return

src/brpc/simple_data_pool.cpp:106–129

}

void SimpleDataPool::Return(void* data) {
    if (data == NULL) {
        return;
    }
    if (!_factory->ResetData(data)) {
        return _factory->DestroyData(data); 
    }
    std::unique_lock<butil::Mutex> mu(_mutex);
    if (_capacity == _size) {
        const unsigned new_cap = (_capacity <= 1 ? 128 : (_capacity * 3 / 2));
        void** new_pool = (void**)malloc(new_cap * sizeof(void*));
        if (NULL == new_pool) {
            mu.unlock();
            return _factory->DestroyData(data);
        }
        if (_pool) {
            memcpy(new_pool, _pool, _capacity * sizeof(void*));
            free(_pool);
        }
        _capacity = new_cap;
        _pool = new_pool;
    }
    _pool[_size++] = data;
}

SimpleDataPool::Stat SimpleDataPool::stat() const {
    Stat s = { _size, _ncreated.load(butil::memory_order_relaxed) };