Function createRepository

libminifi/src/core/RepositoryFactory.cpp:36–75

namespace core {

std::shared_ptr<core::Repository> createRepository(const std::string configuration_class_name, bool fail_safe, const std::string repo_name) {
  std::shared_ptr<core::Repository> return_obj = nullptr;
  std::string class_name_lc = configuration_class_name;
  std::transform(class_name_lc.begin(), class_name_lc.end(), class_name_lc.begin(), ::tolower);
  try {
    std::shared_ptr<core::Repository> return_obj = nullptr;

    auto ptr = core::ClassLoader::getDefaultClassLoader().instantiate<core::Repository>(class_name_lc, class_name_lc);
    if (nullptr != ptr) {
      ptr->setName(repo_name);
      return_obj = ptr;
    }

    if (return_obj) {
      return return_obj;
    }
    // if the desired repos don't exist, we can try doing string matches and reoly on volatile repositories
    if (class_name_lc == "flowfilerepository" || class_name_lc == "volatileflowfilerepository") {
      return_obj = instantiate<repository::VolatileFlowFileRepository>(repo_name);
    } else if (class_name_lc == "provenancerepository" || class_name_lc == "volatileprovenancefilerepository") {
      return_obj = instantiate<repository::VolatileProvenanceRepository>(repo_name);
    } else if (class_name_lc == "nooprepository") {
      return_obj = instantiate<core::Repository>(repo_name);
    }
    if (return_obj) {
      return return_obj;
    }
    if (fail_safe) {
      return std::make_shared<core::Repository>("fail_safe", "fail_safe", 1, 1, 1);
    } else {
      throw std::runtime_error("Support for the provided configuration class could not be found");
    }
  } catch (const std::runtime_error &) {
    if (fail_safe) {
      return std::make_shared<core::Repository>("fail_safe", "fail_safe", 1, 1, 1);
    }
  }

  throw std::runtime_error("Support for the provided configuration class could not be found");
}

std::shared_ptr<core::ContentRepository> createContentRepository(const std::string configuration_class_name, bool fail_safe, const std::string repo_name) {
  std::shared_ptr<core::ContentRepository> return_obj = nullptr;