public override bool SkipTo(int target)
{
if (moreInclude) // skip include
{
moreInclude = includeSpans.SkipTo(target);
}
if (!moreInclude)
{
return(false);
}
if (moreExclude && includeSpans.Doc > excludeSpans.Doc) // skip exclude
{
moreExclude = excludeSpans.SkipTo(includeSpans.Doc);
}
while (moreExclude && includeSpans.Doc == excludeSpans.Doc && excludeSpans.End <= includeSpans.Start - outerInstance.pre) // while exclude is before
{
moreExclude = excludeSpans.MoveNext(); // increment exclude
}
if (!moreExclude || includeSpans.Doc != excludeSpans.Doc || includeSpans.End + outerInstance.post <= excludeSpans.Start) // if no intersection
{
return(true); // we found a match
}
return(MoveNext()); // scan to next match
}
public override bool SkipTo(int target)
{
if (queue == null)
{
return(InitSpanQueue(target));
}
bool skipCalled = false;
while (queue.Count != 0 && Top.Doc < target)
{
if (Top.SkipTo(target))
{
queue.UpdateTop();
}
else
{
queue.Pop();
}
skipCalled = true;
}
if (skipCalled)
{
return(queue.Count != 0);
}
return(MoveNext());
}
private bool InitSpanQueue(int target)
{
queue = new SpanQueue(outerInstance, outerInstance.clauses.Count);
foreach (var clause in outerInstance.clauses)
{
Spans spans = clause.GetSpans(context, acceptDocs, termContexts);
cost += spans.GetCost();
if (((target == -1) && spans.Next()) || ((target != -1) && spans.SkipTo(target)))
{
queue.Add(spans);
}
}
return(queue.Count != 0);
}
public override int Advance(int target)
{
if (!m_more)
{
return(m_doc = NO_MORE_DOCS);
}
if (m_spans.Doc < target) // setFreqCurrentDoc() leaves spans.doc() ahead
{
m_more = m_spans.SkipTo(target);
}
if (!SetFreqCurrentDoc())
{
m_doc = NO_MORE_DOCS;
}
return(m_doc);
}
public override bool SkipTo(int target)
{
return(Adjust(spans.SkipTo(target)));
}
