> Given a Query object "(name:firefox > name:opera)", is it possible 'rename' > the fields names to, for example, "(content:firefox > content:opera)"?
By saying object you mean solrJ?
Anyway, it that helps, with &df parameter you can change fields.
&q=firefox opera&df=name will be parsed into name:firefox name:opera
&q=firefox opera&df=content will be parsed into content:firefox content:opera
