Memory_File.h

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#ifndef joedb_Memory_File_declared
#define joedb_Memory_File_declared
 
#include "joedb/journal/Buffered_File.h"
 
#include <string>
 
namespace joedb
{
 /// @ingroup journal
 class Memory_File: public Buffered_File
 {
  protected:
   std::string data;
 
  public:
   Memory_File(): Buffered_File(Open_Mode::create_new) {}
 
   void resize(size_t size) {data.resize(size);}
   std::string &get_data() {return data;}
   const std::string &get_data() const {return data;}
   std::string move_data() const {return std::move(data);}
 
   int64_t get_size() const override {return int64_t(data.size());}
   size_t pread(char *buffer, size_t size, int64_t offset) const override;
   void pwrite(const char *buffer, size_t size, int64_t offset) override;
 
   ~Memory_File() override;
 };
}
 
#endif