LoggingTripleSink.h Source File

00001 // See the file LICENSE in the some directory as this file for legal
00002 // notices about this software.   
00003 // $Id: LoggingTripleSink_8h-source.html,v 1.8 2001/10/10 20:40:58 sandro Exp $
00004 #ifndef DEV_W3_ORG__2001_BLINDFOLD_SRC_LOGGINGTRIPLESINK_H
00005 #define DEV_W3_ORG__2001_BLINDFOLD_SRC_LOGGINGTRIPLESINK_H
00006 #include "config.h"
00007 
00008 #include "TripleSink.h"
00009 
00013 class LoggingTripleSink : public TripleSink {
00014       
00015 public:
00016 
00017     // STANDARD MEMBER FUNCTIONS
00018 //    LoggingTripleSink(std::ostream& o = &std::cout, char* prefix="");
00019     LoggingTripleSink(const LoggingTripleSink& other);
00020     const LoggingTripleSink& operator=(const LoggingTripleSink& other);
00021     bool operator==(const LoggingTripleSink& other) const;
00022     bool operator<(const LoggingTripleSink& other) const;
00023     size_t hash() const;
00024     friend std::ostream& operator<<(std::ostream& s, const LoggingTripleSink& me);
00025     std::ostream& print_to(std::ostream& stream) const; 
00026     ~LoggingTripleSink();       
00027 
00028     // OVERRIDES/IMPLEMENTS
00029     virtual void add(Symbol subject, Symbol predicate , Symbol object);
00030 
00031 private:
00032     std::ostream& out;
00033     std::string prefix;
00034 
00035 };     
00036 
00037 
00038 STANDARD_EXTERNAL(LoggingTripleSink)
00039 
00040 #endif   /* LOGGINGTRIPLESINK */  // -*-C++-*-