@FXML private void setCode() { if (submission.getSelectionModel().isEmpty()) return; try { obj.call( "setCode", api.getCode( submission.getSelectionModel().getSelectedItem().getId(), contest.getSelectionModel().getSelectedItem().getValue())); } catch (Exception e) { getAlert(e, "提出コードの取得に失敗しました。").show(); return; } languageLabel.setText(submission.getSelectionModel().getSelectedItem().getLanguage()); Extension lang = Extension.of(languageLabel.getText()); if (Stream.of(Extension.C, Extension.CPP).anyMatch(e -> e.equals(lang))) obj.call("setMode", "c_cpp"); else obj.call("setMode", lang.toString().toLowerCase()); }