SDReadOnlyGenericDatasetAccessor.h

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// ============================================================================
// Copyright 2017-2021, Schlumberger
//
// 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.
// ============================================================================

#pragma once

#include "DLL_EXPORT.h"
#include <memory>
#include <string>

namespace seismicdrive
{
    class SDManager;

    /*******************************************************************************/ 
    class DLL_PUBLIC SDReadOnlyGenericDatasetAccessor
    {
      public:
        /*******************************************************************************/ 
        SDReadOnlyGenericDatasetAccessor(const std::string &ss);

        /*******************************************************************************/ 
        SDReadOnlyGenericDatasetAccessor(const std::string &ss, SDManager *sdManager);

        /*******************************************************************************/ 
        ~SDReadOnlyGenericDatasetAccessor();

        /*******************************************************************************/ 
        SDReadOnlyGenericDatasetAccessor(SDReadOnlyGenericDatasetAccessor &&rhs) noexcept;

        /*******************************************************************************/ 
        SDReadOnlyGenericDatasetAccessor &operator=(SDReadOnlyGenericDatasetAccessor &&rhs) noexcept;

        /*******************************************************************************/ 
        SDReadOnlyGenericDatasetAccessor(const SDReadOnlyGenericDatasetAccessor &rhs) = delete;

        /*******************************************************************************/ 
        SDReadOnlyGenericDatasetAccessor &operator=(const SDReadOnlyGenericDatasetAccessor &rhs) = delete;

        /*******************************************************************************/ 
        void readBlock(int blocknum, char *data, size_t offset, size_t numBytes);

        /*******************************************************************************/ 
        void readBlock(int blocknum, char *data, size_t len);

        /*******************************************************************************/ 
        void readBlock(const std::string &blockName, char *data, size_t offset, size_t numBytes);

        /*******************************************************************************/ 
        void readBlock(const std::string &blockName, char *data, size_t len);

        /*******************************************************************************/ 
        long long getBlockSize(int blocknum);

        /*******************************************************************************/ 
        long long getBlockSize(const std::string &blockName);

      private:

#ifdef _MSC_VER
    #pragma warning(push)
    #pragma warning(disable : 4251)
#endif

        class Impl;

        std::unique_ptr<Impl> _impl;

#ifdef _MSC_VER
    #pragma warning(pop)
#endif

        friend class SDReadOnlyGenericDatasetTest;
    };
}