| /* |
| * 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. |
| */ |
| /* |
| * IndexUsageWithAliasAsProjAtrbtJUnitTest.java |
| * |
| * Created on May 4, 2005, 11:10 AM |
| */ |
| package org.apache.geode.cache.query.functional; |
| |
| import static org.junit.Assert.fail; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| import org.apache.geode.cache.Region; |
| import org.apache.geode.cache.query.CacheUtils; |
| import org.apache.geode.cache.query.Index; |
| import org.apache.geode.cache.query.IndexType; |
| import org.apache.geode.cache.query.Query; |
| import org.apache.geode.cache.query.QueryService; |
| import org.apache.geode.cache.query.SelectResults; |
| import org.apache.geode.cache.query.data.Portfolio; |
| import org.apache.geode.cache.query.internal.QueryObserverAdapter; |
| import org.apache.geode.cache.query.internal.QueryObserverHolder; |
| import org.apache.geode.test.junit.categories.OQLIndexTest; |
| |
| @Category({OQLIndexTest.class}) |
| public class IndexUsageWithAliasAsProjAtrbtJUnitTest { |
| |
| @Before |
| public void setUp() throws java.lang.Exception { |
| CacheUtils.startCache(); |
| } |
| |
| @After |
| public void tearDown() throws java.lang.Exception { |
| CacheUtils.closeCache(); |
| } |
| |
| @Test |
| public void testComparisonBetnWithAndWithoutIndexCreation() throws Exception { |
| // TASK IUM 7 |
| Region region = CacheUtils.createRegion("portfolios", Portfolio.class); |
| for (int i = 0; i < 4; i++) { |
| region.put("" + i, new Portfolio(i)); |
| } |
| QueryService qs; |
| qs = CacheUtils.getQueryService(); |
| String queries[] = { |
| // IUM 7 |
| "Select distinct security from /portfolios, secIds security where length > 1", |
| // IUM 8 |
| "Select distinct security from /portfolios , secIds security where length > 2 AND (intern <> 'SUN' OR intern <> 'DELL' )", |
| // IUM 9 |
| "Select distinct security from /portfolios pos , secIds security where length > 2 and pos.ID > 0" |
| |
| }; |
| SelectResults r[][] = new SelectResults[queries.length][2]; |
| |
| for (int i = 0; i < queries.length; i++) { |
| Query q = null; |
| q = CacheUtils.getQueryService().newQuery(queries[i]); |
| QueryObserverImpl observer = new QueryObserverImpl(); |
| QueryObserverHolder.setInstance(observer); |
| r[i][0] = (SelectResults) q.execute(); |
| if (!observer.isIndexesUsed) { |
| CacheUtils.log("NO INDEX USED"); |
| } else { |
| fail("If index were not there how did they get used ???? "); |
| } |
| } |
| |
| // Create an Index on status and execute the same query again. |
| |
| qs = CacheUtils.getQueryService(); |
| qs.createIndex("lengthIndex", IndexType.FUNCTIONAL, "length", |
| "/portfolios,secIds, positions.values"); |
| for (int i = 0; i < queries.length; i++) { |
| Query q = null; |
| q = CacheUtils.getQueryService().newQuery(queries[i]); |
| QueryObserverImpl observer2 = new QueryObserverImpl(); |
| QueryObserverHolder.setInstance(observer2); |
| r[i][1] = (SelectResults) q.execute(); |
| |
| if (observer2.isIndexesUsed) { |
| CacheUtils.log("YES INDEX IS USED!"); |
| } else { |
| fail("Index should have been used!!! "); |
| } |
| } |
| CacheUtils.compareResultsOfWithAndWithoutIndex(r, this); |
| } |
| |
| @Test |
| public void testQueryResultComposition() throws Exception { |
| Region region = CacheUtils.createRegion("pos", Portfolio.class); |
| for (int i = 0; i < 4; i++) { |
| region.put("" + i, new Portfolio(i)); |
| } |
| CacheUtils.getQueryService(); |
| String queries[] = { |
| // "select distinct * from /pos, positions where value != null", |
| // "select distinct intern from /pos,names where length >= 3", |
| "select distinct nm from /pos prt,names nm where ID>0", |
| "select distinct prt from /pos prt, names where names[3]='ddd'"}; |
| for (int i = 0; i < queries.length; i++) { |
| Query q = CacheUtils.getQueryService().newQuery(queries[i]); |
| q.execute(); |
| } |
| } |
| |
| private static class QueryObserverImpl extends QueryObserverAdapter { |
| boolean isIndexesUsed = false; |
| ArrayList indexesUsed = new ArrayList(); |
| |
| @Override |
| public void beforeIndexLookup(Index index, int oper, Object key) { |
| indexesUsed.add(index.getName()); |
| } |
| |
| @Override |
| public void afterIndexLookup(Collection results) { |
| if (results != null) { |
| isIndexesUsed = true; |
| } |
| } |
| } |
| } |