DictDescriptor.h

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/*
 * Copyright 2017 MapD Technologies, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef DICT_DESCRIPTOR_H
#define DICT_DESCRIPTOR_H

#include <cassert>
#include <memory>
#include <string>

#include "../Shared/sqltypes.h"
#include "../StringDictionary/StringDictionary.h"

struct DictDescriptor {
  DictRef dictRef;
  std::string dictName;
  int dictNBits;
  bool dictIsShared;
  std::string dictFolderPath;
  int refcount;
  bool dictIsTemp;
  std::shared_ptr<StringDictionary> stringDict;
  std::shared_ptr<std::mutex> string_dict_mutex;
  DictDescriptor(DictRef dict_ref,
                 const std::string& name,
                 int nbits,
                 bool shared,
                 const int rc,
                 std::string& fname,
                 bool temp)
      : dictRef(dict_ref)
      , dictName(name)
      , dictNBits(nbits)
      , dictIsShared(shared)
      , dictFolderPath(fname)
      , refcount(rc)
      , dictIsTemp(temp)
      , stringDict(nullptr)
      , string_dict_mutex(std::make_shared<std::mutex>()) {}

  DictDescriptor(int db_id,
                 int dict_id,
                 const std::string& name,
                 int nbits,
                 bool shared,
                 const int rc,
                 std::string& fname,
                 bool temp)
      : dictName(name)
      , dictNBits(nbits)
      , dictIsShared(shared)
      , dictFolderPath(fname)
      , refcount(rc)
      , dictIsTemp(temp)
      , stringDict(nullptr)
      , string_dict_mutex(std::make_shared<std::mutex>()) {
    dictRef.dbId = db_id;
    dictRef.dictId = dict_id;
  }
};

#endif  // DICT_DESCRIPTOR