ExtractorPlugin.h

#pragma once
 
#include <memory>
 
#include <iolink/storage/RandomAccess.h>
#include <iolink/storage/StreamAccess.h>
#include <iolink/view/View.h>
 
#include <ioformat/OptionMap.h>
#include <ioformat/plugin/FormatPlugin.h>
 
namespace ioformat
{
 
class ExtractorPlugin : public FormatPlugin
{
public:
  static constexpr uint64_t PLUGIN_API_VERSION = 2;
 
  inline uint64_t api() const final override { return PLUGIN_API_VERSION; }
 
  virtual std::shared_ptr<iolink::View> open(const std::string& src,
                                             const std::string& format,
                                             const OptionMap& options) = 0;
 
  virtual std::shared_ptr<iolink::View> open(std::shared_ptr<iolink::StreamAccess> src,
                                             const std::string& format,
                                             const OptionMap& options) = 0;
 
  virtual std::shared_ptr<iolink::View> open(std::shared_ptr<iolink::RandomAccess> src,
                                             const std::string& format,
                                             const OptionMap& options) = 0;
};
 
#define IOFORMAT_EXTRACTOR_PLUGIN_TOKEN ioformat_extractor_plugin
 
#define IOFORMAT_EXTRACTOR_PLUGIN_SYMBOL "ioformat_extractor_plugin"
 
#define IOFORMAT_DECLARE_EXTRACTOR_PLUGIN(PLUGIN_CLASS) \
  IOFORMAT_DECLARE_PLUGIN(PLUGIN_CLASS, IOFORMAT_EXTRACTOR_PLUGIN_TOKEN)
 
} // namespace ioformat