plugin_loader.h

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#ifndef TESSERACT_COMMON_PLUGIN_LOADER_H
#define TESSERACT_COMMON_PLUGIN_LOADER_H
 
#include <tesseract_common/macros.h>
TESSERACT_COMMON_IGNORE_WARNINGS_PUSH
#include <set>
#include <unordered_map>
#include <string>
#include <memory>
#include <vector>
TESSERACT_COMMON_IGNORE_WARNINGS_POP
 
namespace tesseract_common
{
class PluginLoader
{
public:
  bool search_system_folders{ true };
 
  std::set<std::string> search_paths;
 
  std::set<std::string> search_libraries;
 
  std::string search_paths_env;
 
  std::string search_libraries_env;
 
  template <class PluginBase>
  std::shared_ptr<PluginBase> instantiate(const std::string& plugin_name) const;
 
  inline bool isPluginAvailable(const std::string& plugin_name) const;
 
  template <class PluginBase>
  std::vector<std::string> getAvailablePlugins() const;
 
  inline std::vector<std::string> getAvailablePlugins(const std::string& section) const;
 
  inline std::vector<std::string> getAvailableSections(bool include_hidden = false) const;
 
  inline int count() const;
 
  static inline void addSymbolLibraryToSearchLibrariesEnv(const void* symbol_ptr,
                                                          const std::string& search_libraries_env);
};
 
}  // namespace tesseract_common
 
#include <tesseract_common/plugin_loader.hpp>
 
#endif  // TESSERACT_COMMON_PLUGIN_LOADER_H