TableParts.h

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/* -*- c++ -*-
 * Copyright (C) 2007-2015 Hypertable, Inc.
 *
 * This file is part of Hypertable.
 *
 * Hypertable is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; version 3 of the
 * License, or any later version.
 *
 * Hypertable is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */


#ifndef HYPERTABLE_TABLEPARTS_H
#define HYPERTABLE_TABLEPARTS_H

#include <Common/Serializable.h>

#include <string>

namespace Hypertable {


  class TableParts : public Serializable {

  public:

    enum {
      PRIMARY = 0x01,
      VALUE_INDEX = 0x02,
      QUALIFIER_INDEX = 0x04,
      ALL = 0x07
    };

    TableParts(int8_t parts=0) : m_parts(parts) { }

    inline bool primary() const { return m_parts & PRIMARY; }

    inline bool value_index() const { return m_parts & VALUE_INDEX; }

    inline bool qualifier_index() const { return m_parts & QUALIFIER_INDEX; }

    const std::string to_string() const;

    operator bool () const { return m_parts != 0; }

    void clear() { m_parts = 0; }

  private:

    uint8_t encoding_version() const override;

    size_t encoded_length_internal() const override;

    void encode_internal(uint8_t **bufp) const override;

    void decode_internal(uint8_t version, const uint8_t **bufp,
                         size_t *remainp) override;

    int8_t m_parts {};
  };

}


#endif // HYPERTABLE_TABLEPARTS_H