| /* |
| * 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.solr.search; |
| |
| import org.apache.lucene.search.Query; |
| import org.apache.lucene.search.IndexSearcher; |
| import org.apache.solr.client.solrj.request.QueryRequest; |
| |
| import org.apache.solr.client.solrj.response.QueryResponse; |
| import org.apache.solr.common.params.ModifiableSolrParams; |
| import org.apache.solr.common.params.SolrParams; |
| import org.apache.solr.common.util.NamedList; |
| import org.apache.solr.handler.component.IterativeMergeStrategy; |
| import org.apache.solr.handler.component.ResponseBuilder; |
| import org.apache.solr.handler.component.ShardRequest; |
| import org.apache.solr.request.SolrQueryRequest; |
| import org.apache.solr.handler.component.MergeStrategy; |
| import org.apache.solr.handler.component.ShardResponse; |
| |
| import java.util.List; |
| import java.util.concurrent.Future; |
| import java.io.IOException; |
| |
| public class AnalyticsTestQParserPlugin extends QParserPlugin { |
| |
| |
| public QParser createParser(String query, SolrParams localParams, SolrParams params, SolrQueryRequest req) { |
| return new TestAnalyticsQueryParser(query, localParams, params, req); |
| } |
| |
| static class TestAnalyticsQueryParser extends QParser { |
| |
| public TestAnalyticsQueryParser(String query, SolrParams localParams, SolrParams params, SolrQueryRequest req) { |
| super(query, localParams, params, req); |
| } |
| |
| public Query parse() throws SyntaxError { |
| int base = localParams.getInt("base", 0); |
| boolean iterate = localParams.getBool("iterate", false); |
| if(iterate) |
| return new TestAnalyticsQuery(base, new TestIterative()); |
| else |
| return new TestAnalyticsQuery(base, new TestAnalyticsMergeStrategy()); |
| } |
| } |
| |
| static class TestAnalyticsQuery extends AnalyticsQuery { |
| |
| private int base; |
| |
| public TestAnalyticsQuery(int base, MergeStrategy mergeStrategy) { |
| super(mergeStrategy); |
| this.base = base; |
| } |
| |
| public DelegatingCollector getAnalyticsCollector(ResponseBuilder rb, IndexSearcher searcher) { |
| return new TestAnalyticsCollector(base, rb); |
| } |
| } |
| |
| static class TestAnalyticsCollector extends DelegatingCollector { |
| ResponseBuilder rb; |
| int count; |
| int base; |
| |
| public TestAnalyticsCollector(int base, ResponseBuilder rb) { |
| this.base = base; |
| this.rb = rb; |
| } |
| |
| public void collect(int doc) throws IOException { |
| ++count; |
| leafDelegate.collect(doc); |
| } |
| |
| @SuppressWarnings({"unchecked"}) |
| public void finish() throws IOException { |
| @SuppressWarnings({"rawtypes"}) |
| NamedList analytics = new NamedList(); |
| rb.rsp.add("analytics", analytics); |
| analytics.add("mycount", count+base); |
| if(this.delegate instanceof DelegatingCollector) { |
| ((DelegatingCollector)this.delegate).finish(); |
| } |
| } |
| } |
| |
| static class TestAnalyticsMergeStrategy implements MergeStrategy { |
| |
| public boolean mergesIds() { |
| return false; |
| } |
| |
| public boolean handlesMergeFields() { |
| return false; |
| } |
| |
| public int getCost() { |
| return 100; |
| } |
| |
| public void handleMergeFields(ResponseBuilder rb, SolrIndexSearcher searcher) { |
| } |
| |
| @SuppressWarnings({"unchecked"}) |
| public void merge(ResponseBuilder rb, ShardRequest shardRequest) { |
| int count = 0; |
| @SuppressWarnings({"rawtypes"}) |
| NamedList merged = new NamedList(); |
| |
| for(ShardResponse shardResponse : shardRequest.responses) { |
| @SuppressWarnings({"rawtypes"}) |
| NamedList response = shardResponse.getSolrResponse().getResponse(); |
| @SuppressWarnings({"rawtypes"}) |
| NamedList analytics = (NamedList)response.get("analytics"); |
| Integer c = (Integer)analytics.get("mycount"); |
| count += c.intValue(); |
| } |
| |
| merged.add("mycount", count); |
| rb.rsp.add("analytics", merged); |
| } |
| } |
| |
| static class TestIterative extends IterativeMergeStrategy { |
| |
| @SuppressWarnings({"unchecked"}) |
| public void process(ResponseBuilder rb, ShardRequest sreq) throws Exception { |
| int count = 0; |
| for(ShardResponse shardResponse : sreq.responses) { |
| @SuppressWarnings({"rawtypes"}) |
| NamedList response = shardResponse.getSolrResponse().getResponse(); |
| @SuppressWarnings({"rawtypes"}) |
| NamedList analytics = (NamedList)response.get("analytics"); |
| Integer c = (Integer)analytics.get("mycount"); |
| count += c.intValue(); |
| } |
| |
| ModifiableSolrParams params = new ModifiableSolrParams(); |
| params.add("distrib", "false"); |
| params.add("fq","{!count base="+count+"}"); |
| params.add("q","*:*"); |
| |
| |
| /* |
| * Call back to all the shards in the response and process the result. |
| */ |
| |
| QueryRequest request = new QueryRequest(params); |
| List<Future<CallBack>> futures = callBack(sreq.responses, request); |
| |
| int nextCount = 0; |
| |
| for(Future<CallBack> future : futures) { |
| QueryResponse response = future.get().getResponse(); |
| @SuppressWarnings({"rawtypes"}) |
| NamedList analytics = (NamedList)response.getResponse().get("analytics"); |
| Integer c = (Integer)analytics.get("mycount"); |
| nextCount += c.intValue(); |
| } |
| |
| @SuppressWarnings({"rawtypes"}) |
| NamedList merged = new NamedList(); |
| merged.add("mycount", nextCount); |
| rb.rsp.add("analytics", merged); |
| } |
| } |
| } |