Geners/interface/RPFooterReference.hh

0001 #ifndef GENERS_RPFOOTERREFERENCE_HH_
0002 #define GENERS_RPFOOTERREFERENCE_HH_
0003
0004 #include "Alignment/Geners/interface/AbsArchive.hh"
0005 #include "Alignment/Geners/interface/AbsReference.hh"
0006 #include "Alignment/Geners/interface/GenericIO.hh"
0007
0008 namespace gs {
0009     namespace Private {
0010         struct RPFooterReference : public AbsReference
0011         {
0012             inline RPFooterReference(
0013                 AbsArchive& ar, const ClassId& classId,
0014                 const char* name, const char* category)
0015                 : AbsReference(ar, classId, "gs::RPFooter",
0016                                name, category) {}
0017
0018             void fillItems(
0019                 unsigned long* nrows, unsigned long long* headerId,
0020                 std::vector<std::pair<unsigned long,unsigned long long> >* ids,
0021                 unsigned long long* offset,
0022                 const unsigned long number) const
0023             {
0024                 const unsigned long long itemId = this->id(number);
0025                 assert(itemId);
0026                 std::istream& s = this->positionInputStream(itemId);
0027                 *offset = archive().catalogEntry(itemId)->offset();
0028                 read_pod(s, nrows);
0029                 read_pod(s, headerId);
0030                 restore_item(s, ids, false);
0031             }
0032         };
0033     }
0034 }
0035
0036 #endif // GENERS_RPFOOTERREFERENCE_HH_
0037