[jdom-interest] help please

[GB/DEV - Philip Nelson]

> cantona % javac InAndOut.java
> InAndOut.java:16: cannot resolve symbol
> symbol  : class Document
> location: class InAndOut
>      
>       Document doc = b.build(new File(filename));
>       ^
> 1 error

Appears to be a syntax error, but what version of java are you using?