CBioseq_Handle CPrefetchTokenOld_Impl::NextBioseqHandle(CScope& scope)
{
TTSE_Lock tse;
CSeq_id_Handle id;
{{
CFastMutexGuard guard(m_Lock);
// Can not call bool(*this) - creates deadlock
_ASSERT(m_CurrentId < m_Ids.size());
id = m_Ids[m_CurrentId];
// Keep temporary TSE lock
tse = m_TSEs[m_CurrentId];
m_TSEs[m_CurrentId].Reset();
++m_CurrentId;
if ( tse ) {
TTSE_Map::iterator it = m_TSEMap.find(tse);
if ( --(it->second) < 1 ) {
m_TSEMap.erase(it);
// Signal that next TSE or next token may be prefetched
m_TSESemaphore.Post();
}
}
}
}
return scope.GetBioseqHandle(id);
}
CSeqVector::CSeqVector(const CSeq_loc& loc, CScope& scope,
EVectorCoding coding, ENa_strand strand)
: m_Scope(&scope),
m_SeqMap(CSeqMap::GetSeqMapForSeq_loc(loc, &scope)),
m_Strand(strand),
m_Coding(CSeq_data::e_not_set)
{
if ( const CSeq_id* id = loc.GetId() ) {
if ( CBioseq_Handle bh = scope.GetBioseqHandle(*id) ) {
m_TSE = bh.GetTSE_Handle();
}
}
m_Size = m_SeqMap->GetLength(m_Scope);
m_Mol = m_SeqMap->GetMol();
SetCoding(coding);
}
