在eclipse中配置weka，并需下载一开源包java_cup，本站有

一个可以生成java代码的语法生成器- May produce the java code the grammar production

The main job of the scanner is to identify and return the next token. The value to be returned includes: the token "name" (e.g., INTLITERAL). Token names are defined in the file sym.java the line number in th