LanguageImpl.java 文件源码

@Override
protected void parse(File sourceFile) throws ParseException {
    try {
        GrammarConfiguration configuration = LanguageBase.createGrammarConfiguration(this,
                sourceFile,
                ObjCLexer.class,
                ObjCParser.class,
                new DefaultErrorListener(sourceFile));
        ParseTree tree = ((ObjCParser) configuration.parser).translation_unit();
        ParseTreeWalker walker = new ParseTreeWalker();
        walker.walk(new ObjCParseTreeListener(this), tree);
    } catch (Exception e) {
        throw new ParseException(e);
    }

}