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Useful for debugging and checking what the policy manager thinks polcies look like.
| VisitorPrinter (ostream& out) | VisitorPrinter | 
Parameters:
| out | stream which receives the text representation of policy. | 
| const Element*  visit (NodeUn&) | visit | 
Reimplemented from Visitor.
| const Element*  visit (NodeBin&) | visit | 
Reimplemented from Visitor.
| const Element*  visit (NodeVar&) | visit | 
Reimplemented from Visitor.
| const Element*  visit (NodeAssign&) | visit | 
Reimplemented from Visitor.
| const Element*  visit (NodeSet&) | visit | 
Reimplemented from Visitor.
| const Element*  visit (NodeAccept&) | visit | 
Reimplemented from Visitor.
| const Element*  visit (NodeReject&) | visit | 
Reimplemented from Visitor.
| const Element*  visit (Term&) | visit | 
Reimplemented from Visitor.
| const Element*  visit (PolicyStatement&) | visit | 
Reimplemented from Visitor.
| const Element*  visit (NodeElem&) | visit | 
Reimplemented from Visitor.
| const Element*  visit (NodeProto&) | visit | 
Reimplemented from Visitor.