Program Listing for File random-access-serializer.h

↰ Return to documentation for file (include\serialization\random-access-serializer.h)

/******************************************************************************
© Intel Corporation.

This software and the related documents are Intel copyrighted materials,
and your use of them is governed by the express license under which they
were provided to you ("License"). Unless the License provides otherwise,
you may not use, modify, copy, publish, distribute, disclose or transmit
this software or the related documents without Intel's prior written
permission.


 This software and the related documents are provided as is, with no express
or implied warranties, other than those that are expressly stated in the
License.

******************************************************************************/

#pragma once

#include "serialization/memorybacked-serializer.h"
#include "stream/types.h"
#include "stream/storage.h"

namespace gpa {

namespace stream {
class RandomAccessStorage;
class View;
}  // namespace stream

namespace serialization {

class RandomAccessSerializer : public MemoryBackedSerializer, public StorageListener
{
public:
    RandomAccessSerializer(stream::RandomAccessStorage* storage);
    ~RandomAccessSerializer();

    // MemoryBackedSerializer implementation
    size_t WriteRawData(void const* src, size_t size) override;
    size_t ReadRawData(void* dst, size_t size) override;
    bool EnsureWriteCapacity(size_t const size) override;
    bool CheckAvailableData(size_t const size) const override;
    void Clear() override;
    bool Seek(int64_t offset, SeekOrigin origin = SeekOrigin::kBegin) override;
    size_t GetPosition() const override;
    uint64_t GetAbsolutePosition() const override;
    void* Get(uint64_t offset) const override;

    stream::SizeType GetAbsoluteOffset() const;

    stream::SizeType GetAbsoluteWriteOffset() const;

    void OnClose() override;

private:
    stream::RandomAccessStorage* mStorage{};
    stream::View* mView{};

    RandomAccessSerializer(RandomAccessSerializer const&) = delete;
    RandomAccessSerializer& operator=(RandomAccessSerializer const&) = delete;
};

}  // namespace serialization
}  // namespace gpa