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|  NodeProto (const string& proto, unsigned line)
 | NodeProto | 
Parameters:
| protocol | the protocol of the statement. | 
| line | line of configuration where node was created. | 
|  DEFINE_VISITABLE ()
 | DEFINE_VISITABLE | 
|  bool  is_protocol_statement ()
 | is_protocol_statement | 
[const virtual]
Test whether this is a "protocol" statement.
Returns: true if this is a "protocol" statement.
Reimplemented from Node.
| const string&  proto ()
 | proto | 
[const]
Returns: the protocol being referenced.