C++ (Cpp) TermList::read Exemples

Exemple #1

Fichier : MemoryIndex.cpp Projet : oroszgy/sefh

const indri::index::TermList* indri::index::MemoryIndex::termList( lemur::api::DOCID_T documentID ) {
  int documentIndex = documentID - documentBase();
  if( documentIndex < 0 || documentIndex >= (int)_documentData.size() )
    return 0;

  const DocumentData& data = _documentData[documentIndex];
  UINT64 documentOffset = data.offset;
  indri::utility::Buffer* documentBuffer = 0;
  std::list<indri::utility::Buffer*>::const_iterator iter;

  for( iter = _termLists.begin(); iter != _termLists.end(); ++iter ) {
    if( documentOffset < (*iter)->position() ) {
      documentBuffer = (*iter);
      break;
    }

    documentOffset -= (*iter)->position();
  }

  assert( documentBuffer );
  TermList* list = new TermList();

  list->read( documentBuffer->front() + documentOffset, data.byteLength );
  return list;
}