public virtual bool Next()
{
if (firstTime)
{
// first time -- initialize
for (int i = 0; i < all.Count; i++)
{
Spans spans = (Spans)all[i];
if (spans.Next())
{
// move to first entry
queue.Put(spans); // build queue
}
else
{
all.RemoveAt(i--);
}
}
firstTime = false;
return(queue.Size() != 0);
}
if (queue.Size() == 0)
{
// all done
return(false);
}
if (Top().Next())
{
// move to next
queue.AdjustTop();
return(true);
}
all.Remove(queue.Pop()); // exhausted a clause
return(queue.Size() != 0);
}
private bool InitSpanQueue(int target)
{
queue = new SpanQueue(enclosingInstance, Enclosing_Instance.clauses.Count);
System.Collections.IEnumerator i = Enclosing_Instance.clauses.GetEnumerator();
while (i.MoveNext())
{
PayloadSpans spans = ((SpanQuery)i.Current).GetPayloadSpans(reader);
if (((target == -1) && spans.Next()) || ((target != -1) && spans.SkipTo(target)))
{
queue.Put(spans);
}
}
return(queue.Size() != 0);
}
private bool InitSpanQueue(int target)
{
queue = new SpanQueue(enclosingInstance, Enclosing_Instance.clauses.Count);
System.Collections.IEnumerator i = Enclosing_Instance.clauses.GetEnumerator();
while (i.MoveNext())
{
Spans spans = ((SpanQuery) i.Current).GetSpans(reader);
if (((target == - 1) && spans.Next()) || ((target != - 1) && spans.SkipTo(target)))
{
queue.Put(spans);
}
}
return queue.Size() != 0;
}
private bool InitSpanQueue(int target)
{
queue = new SpanQueue(enclosingInstance, Enclosing_Instance.clauses.Count);
foreach (SpanQuery i in Enclosing_Instance.clauses)
{
Spans spans = i.GetSpans(reader);
if (((target == -1) && spans.Next()) || ((target != -1) && spans.SkipTo(target)))
{
queue.Put(spans);
}
}
return(queue.Size() != 0);
}
