[
https://issues.apache.org/jira/browse/GORA-266?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16400603#comment-16400603
]
ASF GitHub Bot commented on GORA-266:
-------------------------------------
Github user renato2099 commented on a diff in the pull request:
https://github.com/apache/gora/pull/131#discussion_r174718538
--- Diff:
gora-lucene/src/main/java/org/apache/gora/lucene/query/LuceneResult.java ---
@@ -0,0 +1,122 @@
+/**
+ * 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.gora.lucene.query;
+
+import com.google.common.primitives.Ints;
+import org.apache.gora.lucene.store.LuceneStore;
+import org.apache.gora.persistency.impl.PersistentBase;
+import org.apache.gora.query.Query;
+import org.apache.gora.query.impl.PartitionQueryImpl;
+import org.apache.gora.query.impl.ResultBase;
+import org.apache.gora.store.DataStore;
+import org.apache.lucene.document.Document;
+import org.apache.lucene.search.IndexSearcher;
+import org.apache.lucene.search.ScoreDoc;
+import org.apache.lucene.search.SearcherManager;
+
+import java.io.IOException;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Set;
+
+public class LuceneResult<K, T extends PersistentBase> extends
ResultBase<K, T> {
+
+ private ScoreDoc[] scoreDocs = null;
+ private final LuceneStore<K, T> store;
+ private String[] fields;
+ private int pos = 0;
+ private final SearcherManager searcherManager;
+ private IndexSearcher searcher;
+
+ public LuceneResult(DataStore<K, T> dataStore, Query<K, T> query,
+ SearcherManager sm) throws IOException {
+ super(dataStore, query);
+
+ searcherManager = sm;
+ store = (LuceneStore<K, T>)dataStore;
+ if (query instanceof PartitionQueryImpl) {
+ query = ((PartitionQueryImpl<K, T>)query).getBaseQuery();
+ }
+ fields = query.getFields();
+ if (fields != null) {
+ HashSet<String> uniqFields = new HashSet<>(Arrays.asList(fields));
+ String keyFld = ((LuceneStore<K,
T>)dataStore).getMapping().getPrimaryKey();
+ uniqFields.add(keyFld); // return also primary key
+ query.setFields(fields);
+ }
+ else {
+ Collection<String> c = ((LuceneStore<K,
T>)dataStore).getMapping().getLuceneFields();
--- End diff --
same here.
> Lucene datastore for Gora
> -------------------------
>
> Key: GORA-266
> URL: https://issues.apache.org/jira/browse/GORA-266
> Project: Apache Gora
> Issue Type: New Feature
> Components: gora-lucene
> Reporter: Lewis John McGibbney
> Assignee: Lewis John McGibbney
> Priority: Minor
> Labels: features
> Fix For: 0.9
>
> Attachments: GORA-266.patch
>
>
> Sometimes we don't need to set up, administer, maintain and configure a
> running solr server(s).
> Sometime we just want to write to Lucene index files and read directly from
> them.
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