private boolean isNeedToTurnOnSoftWrapping() {
    return Boolean.TRUE.equals(editor.getUserData(LargeFileEditor.LARGE_FILE_EDITOR_SOFT_WRAP_KEY)) &&
           !editor.getSettings().isUseSoftWraps() &&
           isExistLineWithTooLargeLength();
  }
private boolean isNeedToTurnOnSoftWrapping()