public override int FetchSec(int targetSec)
{
TermNode firstNode = m_termNodes[0];
while (FetchPos() < SectionSearchQueryPlan.NO_MORE_POSITIONS)
{
int secId = firstNode.ReadSecId();
if (secId >= targetSec)
{
targetSec = secId;
bool matched = true;
for (int i = 1; i < m_termNodes.Length; i++)
{
matched = (targetSec == m_termNodes[i].ReadSecId());
if (!matched)
{
break;
}
}
if (matched)
{
m_curSec = targetSec;
return(m_curSec);
}
}
}
m_curSec = SectionSearchQueryPlan.NO_MORE_SECTIONS;
return(m_curSec);
}
protected override int FetchPos()
{
int targetPhrasePos = m_curPos + 1;
int i = 0;
while (i < m_termNodes.Length)
{
TermNode node = m_termNodes[i];
int targetTermPos = (targetPhrasePos + node.PositionInPhrase);
while (node.CurPos < targetTermPos)
{
if (node.FetchPosInternal() == SectionSearchQueryPlan.NO_MORE_POSITIONS)
{
m_curPos = SectionSearchQueryPlan.NO_MORE_POSITIONS;
return(m_curPos);
}
}
if (node.CurPos == targetTermPos)
{
i++;
}
else
{
targetPhrasePos = node.CurPos - i;
i = 0;
}
}
m_curPos = targetPhrasePos;
return(m_curPos);
}
private SectionSearchQueryPlan TranslatePhraseQuery(PhraseQuery query)
{
Term[] terms = query.GetTerms();
TermNode[] nodes = new TermNode[terms.Length];
int[] positions = query.GetPositions();
for (int i = 0; i < terms.Length; i++)
{
nodes[i] = new TermNode(terms[i], positions[i], m_reader);
}
return(new PhraseNode(nodes, m_reader));
}
public PhraseNode(TermNode[] termNodes, IndexReader reader)
: base(termNodes)
{
_termNodes = termNodes;
}
private SectionSearchQueryPlan TranslatePhraseQuery(PhraseQuery query)
{
Term[] terms = query.GetTerms();
TermNode[] nodes = new TermNode[terms.Length];
int[] positions = query.GetPositions();
for (int i = 0; i < terms.Length; i++)
{
nodes[i] = new TermNode(terms[i], positions[i], _reader);
}
return new PhraseNode(nodes, _reader);
}
