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Viewing changes to source/lib/data/EventsHeader.cc

  • Committer: Andreas Wuerl
  • Date: 2012-03-08 22:02:31 UTC
  • Revision ID: andi@debian-20120308220231-8dc444kpv5b4s72p
backported most of the 1.0 features

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source/lib/data/EventsHeader.cc
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    }
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    EventsHeader::EventsHeader(Format::CP dataFormat, const gr::date& date) :
 
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      version_(1),
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      date_(date),
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      dataFormat_(dataFormat),
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      logger_("data.EventsHeader")
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        }
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      }
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      fstream.read((char*)&version_, sizeof(version_));
 
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      if (logger_.isDebugEnabled())
 
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        logger_.debugStream() << "read() version: " << version_;
 
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      {
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        unsigned int fileEpochDays;
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        // read file version from file
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        fstream.read((char*)&fileEpochDays, sizeof(unsigned int));
 
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        fstream.read((char*)&fileEpochDays, sizeof(fileEpochDays));
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        date_ = STARTOFEPOCH + gr::days(fileEpochDays);
 
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        if (logger_.isDebugEnabled())
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          logger_.debugStream() << "read() epoch: " << fileEpochDays << " = " << date_;
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      }
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      fstream.seekg(0, std::ios::end);
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      unsigned int filesize = fstream.tellg();
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      fstream.close();
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      numberOfEvents_ = filesize / getEventSize();
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      if (logger_.isDebugEnabled())
 
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        logger_.debugStream() << "read() numberofevents: " << filesize << " / " << getEventSize() << " = " << filesize / getEventSize() << " => filesize = " << numberOfEvents_ * getEventSize();
 
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      if (logger_.isDebugEnabled())
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        logger_.debugStream() << "read() date " << date_ << " #events " << numberOfEvents_ << " eventsize " << getEventSize() << " filesize " << filesize;
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      if (numberOfEvents_ * getEventSize() != filesize)
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      fstream.write(ID, 4);
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      fstream.write((char*)&version_, sizeof(version_));
 
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      {
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        unsigned int fileEpochDays = (date_ - STARTOFEPOCH).days();
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        fstream.write((char*) &fileEpochDays, sizeof(unsigned int));
 
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        fstream.write((char*) &fileEpochDays, sizeof(fileEpochDays));
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      }
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      dataFormat_->toStream(fstream);
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      return Event::AP(new Event(dataFormat_, date_, stream));
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    }
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    Event::AP EventsHeader::createEvent(std::iostream& stream, const Format::CP& dataFormat) const {
 
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      return Event::AP(new Event(dataFormat, date_, stream));
 
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    }
 
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    unsigned int EventsHeader::getSize() const {
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      return 12;
 
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      return 14;
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    }
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    std::ostream& operator<<(std::ostream& os, const EventsHeader& header) {