| package org.apache.lucene.search; |
| |
| /* |
| * 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. |
| */ |
| |
| import org.apache.lucene.document.Field; |
| import org.apache.lucene.store.Directory; |
| import org.apache.lucene.util.LuceneTestCase; |
| import org.apache.lucene.document.DateTools; |
| import org.apache.lucene.document.Document; |
| import org.apache.lucene.index.IndexReader; |
| import org.apache.lucene.index.RandomIndexWriter; |
| import org.apache.lucene.index.Term; |
| |
| import java.io.IOException; |
| |
| /** |
| * DateFilter JUnit tests. |
| * |
| * |
| */ |
| public class TestDateFilter extends LuceneTestCase { |
| |
| /** |
| * |
| */ |
| public void testBefore() throws IOException { |
| // create an index |
| Directory indexStore = newDirectory(); |
| RandomIndexWriter writer = new RandomIndexWriter(random(), indexStore); |
| |
| long now = System.currentTimeMillis(); |
| |
| Document doc = new Document(); |
| // add time that is in the past |
| doc.add(newStringField("datefield", DateTools.timeToString(now - 1000, DateTools.Resolution.MILLISECOND), Field.Store.YES)); |
| doc.add(newTextField("body", "Today is a very sunny day in New York City", Field.Store.YES)); |
| writer.addDocument(doc); |
| |
| IndexReader reader = writer.getReader(); |
| writer.close(); |
| IndexSearcher searcher = newSearcher(reader); |
| |
| // filter that should preserve matches |
| // DateFilter df1 = DateFilter.Before("datefield", now); |
| Filter df1 = new QueryWrapperFilter(TermRangeQuery.newStringRange("datefield", DateTools |
| .timeToString(now - 2000, DateTools.Resolution.MILLISECOND), DateTools |
| .timeToString(now, DateTools.Resolution.MILLISECOND), false, true)); |
| // filter that should discard matches |
| // DateFilter df2 = DateFilter.Before("datefield", now - 999999); |
| Filter df2 = new QueryWrapperFilter(TermRangeQuery.newStringRange("datefield", DateTools |
| .timeToString(0, DateTools.Resolution.MILLISECOND), DateTools |
| .timeToString(now - 2000, DateTools.Resolution.MILLISECOND), true, |
| false)); |
| |
| // search something that doesn't exist with DateFilter |
| Query query1 = new TermQuery(new Term("body", "NoMatchForThis")); |
| |
| // search for something that does exists |
| Query query2 = new TermQuery(new Term("body", "sunny")); |
| |
| ScoreDoc[] result; |
| |
| // ensure that queries return expected results without DateFilter first |
| result = searcher.search(query1, 1000).scoreDocs; |
| assertEquals(0, result.length); |
| |
| result = searcher.search(query2, 1000).scoreDocs; |
| assertEquals(1, result.length); |
| |
| // run queries with DateFilter |
| result = searcher.search(new FilteredQuery(query1, df1), 1000).scoreDocs; |
| assertEquals(0, result.length); |
| |
| result = searcher.search(new FilteredQuery(query1, df2), 1000).scoreDocs; |
| assertEquals(0, result.length); |
| |
| result = searcher.search(new FilteredQuery(query2, df1), 1000).scoreDocs; |
| assertEquals(1, result.length); |
| |
| result = searcher.search(new FilteredQuery(query2, df2), 1000).scoreDocs; |
| assertEquals(0, result.length); |
| reader.close(); |
| indexStore.close(); |
| } |
| |
| /** |
| * |
| */ |
| public void testAfter() throws IOException { |
| // create an index |
| Directory indexStore = newDirectory(); |
| RandomIndexWriter writer = new RandomIndexWriter(random(), indexStore); |
| |
| long now = System.currentTimeMillis(); |
| |
| Document doc = new Document(); |
| // add time that is in the future |
| doc.add(newStringField("datefield", DateTools.timeToString(now + 888888, DateTools.Resolution.MILLISECOND), Field.Store.YES)); |
| doc.add(newTextField("body", "Today is a very sunny day in New York City", Field.Store.YES)); |
| writer.addDocument(doc); |
| |
| IndexReader reader = writer.getReader(); |
| writer.close(); |
| IndexSearcher searcher = newSearcher(reader); |
| |
| // filter that should preserve matches |
| // DateFilter df1 = DateFilter.After("datefield", now); |
| Filter df1 = new QueryWrapperFilter(TermRangeQuery.newStringRange("datefield", DateTools |
| .timeToString(now, DateTools.Resolution.MILLISECOND), DateTools |
| .timeToString(now + 999999, DateTools.Resolution.MILLISECOND), true, |
| false)); |
| // filter that should discard matches |
| // DateFilter df2 = DateFilter.After("datefield", now + 999999); |
| Filter df2 = new QueryWrapperFilter(TermRangeQuery.newStringRange("datefield", DateTools |
| .timeToString(now + 999999, DateTools.Resolution.MILLISECOND), |
| DateTools.timeToString(now + 999999999, |
| DateTools.Resolution.MILLISECOND), false, true)); |
| |
| // search something that doesn't exist with DateFilter |
| Query query1 = new TermQuery(new Term("body", "NoMatchForThis")); |
| |
| // search for something that does exists |
| Query query2 = new TermQuery(new Term("body", "sunny")); |
| |
| ScoreDoc[] result; |
| |
| // ensure that queries return expected results without DateFilter first |
| result = searcher.search(query1, 1000).scoreDocs; |
| assertEquals(0, result.length); |
| |
| result = searcher.search(query2, 1000).scoreDocs; |
| assertEquals(1, result.length); |
| |
| // run queries with DateFilter |
| result = searcher.search(new FilteredQuery(query1, df1), 1000).scoreDocs; |
| assertEquals(0, result.length); |
| |
| result = searcher.search(new FilteredQuery(query1, df2), 1000).scoreDocs; |
| assertEquals(0, result.length); |
| |
| result = searcher.search(new FilteredQuery(query2, df1), 1000).scoreDocs; |
| assertEquals(1, result.length); |
| |
| result = searcher.search(new FilteredQuery(query2, df2), 1000).scoreDocs; |
| assertEquals(0, result.length); |
| reader.close(); |
| indexStore.close(); |
| } |
| } |