public override Query Rewrite(IndexReader reader)
{
SpanOrQuery clone = null;
for (int i = 0; i < clauses.Count; i++)
{
SpanQuery c = clauses[i];
SpanQuery query = (SpanQuery)c.Rewrite(reader);
if (query != c) // clause rewrote: must clone
{
if (clone == null)
{
clone = (SpanOrQuery)this.Clone();
}
clone.clauses[i] = query;
}
}
if (clone != null)
{
return(clone); // some clauses rewrote
}
else
{
return(this); // no clauses rewrote
}
}
public override Query Rewrite(IndexReader reader)
{
SpanNotQuery clone = null;
var rewrittenInclude = (SpanQuery)include.Rewrite(reader);
if (rewrittenInclude != include)
{
clone = (SpanNotQuery)this.Clone();
clone.include = rewrittenInclude;
}
var rewrittenExclude = (SpanQuery)exclude.Rewrite(reader);
if (rewrittenExclude != exclude)
{
if (clone == null)
{
clone = (SpanNotQuery)this.Clone();
}
clone.exclude = rewrittenExclude;
}
if (clone != null)
{
return(clone); // some clauses rewrote
}
else
{
return(this); // no clauses rewrote
}
}
public override Query Rewrite(IndexReader reader)
{
FieldMaskingSpanQuery clone = null;
SpanQuery rewritten = (SpanQuery)maskedQuery.Rewrite(reader);
if (rewritten != maskedQuery)
{
clone = (FieldMaskingSpanQuery)this.Clone();
clone.maskedQuery = rewritten;
}
if (clone != null)
{
return(clone);
}
else
{
return(this);
}
}