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GEODE-11:Gfsh command for lucene query
Added a gfsh command to execute a basic search operation on the lucene index. Added junit and dunit tests to verify. This closes apache#213
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55 changes: 55 additions & 0 deletions
55
...-lucene/src/main/java/com/gemstone/gemfire/cache/lucene/internal/cli/LuceneQueryInfo.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
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| package com.gemstone.gemfire.cache.lucene.internal.cli; | ||
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| import java.io.Serializable; | ||
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| public class LuceneQueryInfo implements Serializable { | ||
| private static final long serialVersionUID = 1L; | ||
| private String indexName; | ||
| private String regionPath; | ||
| private String queryString; | ||
| private String defaultField; | ||
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| public LuceneQueryInfo(final String indexName, | ||
| final String regionPath, | ||
| final String queryString, | ||
| final String defaultField) | ||
| { | ||
| this.indexName = indexName; | ||
| this.regionPath = regionPath; | ||
| this.queryString = queryString; | ||
| this.defaultField = defaultField; | ||
| } | ||
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| public String getIndexName() { | ||
| return indexName; | ||
| } | ||
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| public String getRegionPath() { | ||
| return regionPath; | ||
| } | ||
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| public String getQueryString() { | ||
| return queryString; | ||
| } | ||
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| public String getDefaultField() { | ||
| return defaultField; | ||
| } | ||
| } |
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50
...ene/src/main/java/com/gemstone/gemfire/cache/lucene/internal/cli/LuceneSearchResults.java
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| @@ -0,0 +1,50 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
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| package com.gemstone.gemfire.cache.lucene.internal.cli; | ||
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| import java.io.Serializable; | ||
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| public class LuceneSearchResults<K,V> implements Comparable<LuceneSearchResults>, Serializable { | ||
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| private String key; | ||
| private String value; | ||
| private float score; | ||
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| public LuceneSearchResults(final String key, final String value, final float score) { | ||
| this.key = key; | ||
| this.value = value; | ||
| this.score = score; | ||
| } | ||
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| public String getKey() { | ||
| return key; | ||
| } | ||
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| public String getValue() { | ||
| return value; | ||
| } | ||
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| public float getScore() { | ||
| return score; | ||
| } | ||
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| @Override | ||
| public int compareTo(final LuceneSearchResults searchResults) { | ||
| return getScore() < searchResults.getScore() ? -1 : 1; | ||
| } | ||
| } |
90 changes: 90 additions & 0 deletions
90
...a/com/gemstone/gemfire/cache/lucene/internal/cli/functions/LuceneSearchIndexFunction.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
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| package com.gemstone.gemfire.cache.lucene.internal.cli.functions; | ||
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| import java.util.ArrayList; | ||
| import java.util.HashSet; | ||
| import java.util.List; | ||
| import java.util.Set; | ||
| import java.util.stream.Collectors; | ||
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| import com.gemstone.gemfire.cache.Cache; | ||
| import com.gemstone.gemfire.cache.CacheFactory; | ||
| import com.gemstone.gemfire.cache.execute.FunctionAdapter; | ||
| import com.gemstone.gemfire.cache.execute.FunctionContext; | ||
| import com.gemstone.gemfire.cache.lucene.LuceneQuery; | ||
| import com.gemstone.gemfire.cache.lucene.LuceneQueryException; | ||
| import com.gemstone.gemfire.cache.lucene.LuceneResultStruct; | ||
| import com.gemstone.gemfire.cache.lucene.LuceneService; | ||
| import com.gemstone.gemfire.cache.lucene.LuceneServiceProvider; | ||
| import com.gemstone.gemfire.cache.lucene.PageableLuceneQueryResults; | ||
| import com.gemstone.gemfire.cache.lucene.internal.cli.LuceneIndexDetails; | ||
| import com.gemstone.gemfire.cache.lucene.internal.cli.LuceneIndexInfo; | ||
| import com.gemstone.gemfire.cache.lucene.internal.cli.LuceneQueryInfo; | ||
| import com.gemstone.gemfire.cache.lucene.internal.cli.LuceneSearchResults; | ||
| import com.gemstone.gemfire.cache.query.RegionNotFoundException; | ||
| import com.gemstone.gemfire.internal.InternalEntity; | ||
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| /** | ||
| * The LuceneSearchIndexFunction class is a function used to collect the information on a particular lucene index. | ||
| * </p> | ||
| * @see Cache | ||
| * @see com.gemstone.gemfire.cache.execute.Function | ||
| * @see FunctionAdapter | ||
| * @see FunctionContext | ||
| * @see InternalEntity | ||
| * @see LuceneIndexDetails | ||
| * @see LuceneIndexInfo | ||
| */ | ||
| @SuppressWarnings("unused") | ||
| public class LuceneSearchIndexFunction<K,V> extends FunctionAdapter implements InternalEntity { | ||
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| protected Cache getCache() { | ||
| return CacheFactory.getAnyInstance(); | ||
| } | ||
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| public String getId() { | ||
| return LuceneSearchIndexFunction.class.getName(); | ||
| } | ||
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| public void execute(final FunctionContext context) { | ||
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| Set<LuceneSearchResults> result=new HashSet<>(); | ||
| final Cache cache = getCache(); | ||
| final LuceneQueryInfo queryInfo = (LuceneQueryInfo) context.getArguments(); | ||
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| LuceneService luceneService = LuceneServiceProvider.get(getCache()); | ||
| try { | ||
| if (cache.getRegion(queryInfo.getRegionPath())!=null) { | ||
| final LuceneQuery<K, V> query = luceneService.createLuceneQueryFactory().create( | ||
| queryInfo.getIndexName(), queryInfo.getRegionPath(), queryInfo.getQueryString(), queryInfo.getDefaultField()); | ||
| PageableLuceneQueryResults pageableLuceneQueryResults = query.findPages(); | ||
| while (pageableLuceneQueryResults.hasNext()) { | ||
| List<LuceneResultStruct> page = pageableLuceneQueryResults.next(); | ||
| page.stream() | ||
| .forEach(searchResult -> | ||
| result.add(new LuceneSearchResults<K,V>(searchResult.getKey().toString(),searchResult.getValue().toString(),searchResult.getScore()))); | ||
| } | ||
| } | ||
| context.getResultSender().lastResult(result); | ||
| } | ||
| catch (LuceneQueryException e) { | ||
| context.getResultSender().lastResult(e); | ||
| } | ||
| } | ||
| } |
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