Method FromString

cpp/src/arrow/filesystem/azurefs.cc:498–523

  std::vector<std::string> path_parts;

  static Result<AzureLocation> FromString(const std::string& string) {
    // Example expected string format: testcontainer/testdir/testfile.txt
    // container = testcontainer
    // path = testdir/testfile.txt
    // path_parts = [testdir, testfile.txt]
    if (internal::IsLikelyUri(string)) {
      return Status::Invalid(
          "Expected an Azure object location of the form 'container/path...',"
          " got a URI: '",
          string, "'");
    }
    auto first_sep = string.find_first_of(internal::kSep);
    if (first_sep == 0) {
      return Status::Invalid("Location cannot start with a separator ('", string, "')");
    }
    if (first_sep == std::string::npos) {
      return AzureLocation{string, string, "", {}};
    }
    AzureLocation location;
    location.all = string;
    location.container = string.substr(0, first_sep);
    location.path = string.substr(first_sep + 1);
    location.path_parts = internal::SplitAbstractPath(location.path);
    RETURN_NOT_OK(location.Validate());
    return location;
  }

  AzureLocation parent() const {
    DCHECK(has_parent());