在ANTLR 4.4中不使用Java语法的访问者方法。

I am new to ANTLR framework. I have been working around this for a week. Now am in a situation where i need to parse the Java file and extract the data. Am using ANTLR 4 for parsing. I create the Lexer, Parser and Visitor files using ANTLR in built tool. When I try to over ride the Visitor method I doesn't gets called and returns I am new to ANTLR framework. I have been workin