import org.apache.lucene.search.spans.TermSpans; //导入依赖的package包/类
@Override
public Scorer scorer(AtomicReaderContext context, Bits acceptDocs) throws IOException {
  return new PayloadTermSpanScorer((TermSpans) query.getSpans(context, acceptDocs, termContexts),
      this, similarity.simScorer(stats, context));
}
 

import org.apache.lucene.search.spans.TermSpans; //导入依赖的package包/类
public PayloadTermSpanScorer(TermSpans spans, Weight weight, Similarity.SimScorer docScorer) throws IOException {
  super(spans, weight, docScorer);
  termSpans = spans;
}
 

import org.apache.lucene.search.spans.TermSpans; //导入依赖的package包/类
@Override
public Scorer scorer(AtomicReaderContext context, boolean scoreDocsInOrder,
    boolean topScorer, Bits acceptDocs) throws IOException {
  return new PayloadTermSpanScorer((TermSpans) query.getSpans(context, acceptDocs, termContexts),
      this, similarity.sloppySimScorer(stats, context));
}
 

import org.apache.lucene.search.spans.TermSpans; //导入依赖的package包/类
public PayloadTermSpanScorer(TermSpans spans, Weight weight, Similarity.SloppySimScorer docScorer) throws IOException {
  super(spans, weight, docScorer);
  termSpans = spans;
}
 

import org.apache.lucene.search.spans.TermSpans; //导入依赖的package包/类
@Override
public Scorer scorer(AtomicReaderContext context, boolean scoreDocsInOrder,
    boolean topScorer, Bits acceptDocs) throws IOException {
  return new PayloadTermSpanScorer((TermSpans) query.getSpans(context, acceptDocs, termContexts),
      this, similarity.simScorer(stats, context));
}
 

import org.apache.lucene.search.spans.TermSpans; //导入依赖的package包/类
/**
 * Creates TermSpansWithId from the given spanTermWithIdQuery.
 * 
 * @param spanTermWithIdQuery
 *            a spanTermWithIdQuery
 * @param context
 * @param acceptDocs
 * @param termContexts
 * @throws IOException
 */
public TermSpansWithId (SpanTermWithIdQuery spanTermWithIdQuery,
                        LeafReaderContext context, Bits acceptDocs,
                        Map<Term, TermContext> termContexts)
        throws IOException {
    super(spanTermWithIdQuery, context, acceptDocs, termContexts);
    termSpans = (TermSpans) firstSpans;
    hasMoreSpans = termSpans.next();
    hasSpanId = true;
}
 

import org.apache.lucene.search.spans.TermSpans; //导入依赖的package包/类
/**
 * Constructs ElementSpans for the given {@link SpanElementQuery}.
 * 
 * @param spanElementQuery
 *            A {@link SpanElementQuery}.
 * @param context
 *            The {@link LeafReaderContext}.
 * @param acceptDocs
 *            Bit vector representing the documents
 *            to be searched in.
 * @param termContexts
 *            A map managing {@link TermState TermStates}.
 * @throws IOException
 */
public ElementSpans (SpanElementQuery spanElementQuery,
                     LeafReaderContext context, Bits acceptDocs,
                     Map<Term, TermContext> termContexts)
        throws IOException {
    super(spanElementQuery, context, acceptDocs, termContexts);
    termSpans = (TermSpans) this.firstSpans;
    hasMoreSpans = true;
    if (DEBUG)
        log.trace("Create ElementSpan");
}