private void checkFile(PsiJavaFile file, ProblemsHolder holder) {
    PsiPackage pkg = JavaDirectoryService.getInstance().getPackage(file.getContainingDirectory());
    if (pkg == null) return;

    PsiDocComment docComment = PsiTreeUtil.getChildOfType(file, PsiDocComment.class);
    if (IGNORE_DEPRECATED_ELEMENTS && isDeprecated(pkg, docComment)) {
      return;
    }

    if (docComment != null) {
      PsiDocTag[] tags = docComment.getTags();
      checkBasics(docComment, tags, pkg, holder);
    }
  }
private void checkFile(PsiJavaFile file, ProblemsHolder holder)