DocParser.java 文件源码

public List<DocItem> collect(Path file) throws IOException {
  this.file = file;
  doc = new ArrayList<>();
  CharStream input = CharStreams.fromPath(file, StandardCharsets.UTF_8);
  FuzzyDocLexer lexer = new FuzzyDocLexer(input);
  ANTLRErrorListener error = errorListener(LoggerFactory.getLogger(DocCollector.class), file);
  lexer.removeErrorListeners();
  lexer.addErrorListener(error);
  TokenStream tokens = new CommonTokenStream(lexer);
  FuzzyDocParser parser = new FuzzyDocParser(tokens);
  parser.removeErrorListeners();
  parser.addErrorListener(error);
  ParseTreeWalker.DEFAULT.walk(this, parser.source());
  return doc;
}