| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.lucene.search.spans; |
| |
| import java.io.IOException; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import org.apache.lucene.index.LeafReaderContext; |
| import org.apache.lucene.index.Term; |
| import org.apache.lucene.index.TermStates; |
| import org.apache.lucene.search.Explanation; |
| import org.apache.lucene.search.IndexSearcher; |
| import org.apache.lucene.search.LeafSimScorer; |
| |
| /** |
| * Wraps a SpanWeight with additional asserts |
| */ |
| public class AssertingSpanWeight extends SpanWeight { |
| |
| final SpanWeight in; |
| |
| /** |
| * Create an AssertingSpanWeight |
| * @param in the SpanWeight to wrap |
| * @throws IOException on error |
| */ |
| public AssertingSpanWeight(IndexSearcher searcher, SpanWeight in) throws IOException { |
| super((SpanQuery) in.getQuery(), searcher, null, 1f); |
| this.in = in; |
| } |
| |
| @Override |
| public void extractTermStates(Map<Term, TermStates> contexts) { |
| in.extractTermStates(contexts); |
| } |
| |
| @Override |
| public Spans getSpans(LeafReaderContext context, Postings requiredPostings) throws IOException { |
| Spans spans = in.getSpans(context, requiredPostings); |
| if (spans == null) |
| return null; |
| return new AssertingSpans(spans); |
| } |
| |
| @Override |
| public LeafSimScorer getSimScorer(LeafReaderContext context) throws IOException { |
| return in.getSimScorer(context); |
| } |
| |
| @Override |
| public void extractTerms(Set<Term> terms) { |
| in.extractTerms(terms); |
| } |
| |
| @Override |
| public SpanScorer scorer(LeafReaderContext context) throws IOException { |
| return in.scorer(context); |
| } |
| |
| @Override |
| public boolean isCacheable(LeafReaderContext ctx) { |
| return in.isCacheable(ctx); |
| } |
| |
| @Override |
| public Explanation explain(LeafReaderContext context, int doc) throws IOException { |
| return in.explain(context, doc); |
| } |
| } |