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https://issues.apache.org/jira/browse/STORM-845?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14642281#comment-14642281
]
ASF GitHub Bot commented on STORM-845:
--------------------------------------
Github user sweetest commented on a diff in the pull request:
https://github.com/apache/storm/pull/573#discussion_r35506391
--- Diff:
external/storm-elasticsearch/src/main/java/org/apache/storm/elasticsearch/bolt/EsPercolateBolt.java
---
@@ -0,0 +1,81 @@
+/**
+ * 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.storm.elasticsearch.bolt;
+
+import backtype.storm.task.OutputCollector;
+import backtype.storm.task.TopologyContext;
+import backtype.storm.topology.OutputFieldsDeclarer;
+import backtype.storm.tuple.Fields;
+import backtype.storm.tuple.Tuple;
+import backtype.storm.tuple.Values;
+import org.apache.storm.elasticsearch.common.EsConfig;
+import org.elasticsearch.action.percolate.PercolateResponse;
+import org.elasticsearch.action.percolate.PercolateSourceBuilder;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.Map;
+
+public class EsPercolateBolt extends AbstractEsBolt {
+ private static final Logger LOG =
LoggerFactory.getLogger(EsPercolateBolt.class);
+
+ /**
+ * EsPercolateBolt constructor
+ * @param esConfig Elasticsearch configuration containing node
addresses and cluster name {@link EsConfig}
+ */
+ public EsPercolateBolt(EsConfig esConfig) {
+ super(esConfig);
+ }
+
+ @Override
+ public void prepare(Map map, TopologyContext topologyContext,
OutputCollector outputCollector) {
+ super.prepare(map, topologyContext, outputCollector);
+ }
+
+ /**
+ * Executes percolate request for given tuple.
+ * @param tuple should contain string values of 3 declared fields:
"source", "index", "type"
+ */
+ @Override
+ public void execute(Tuple tuple) {
+ try {
+ String source = tuple.getStringByField("source");
+ String index = tuple.getStringByField("index");
+ String type = tuple.getStringByField("type");
+
+ PercolateResponse response =
client.preparePercolate().setIndices(index).setDocumentType(type)
+
.setPercolateDoc(PercolateSourceBuilder.docBuilder().setDoc(source)).execute().actionGet();
+ if (response.getCount() > 0) {
+ for (PercolateResponse.Match match : response) {
+ String id = match.getId().toString();
+ collector.emit(new Values(id));
+ }
+ }
+ collector.ack(tuple);
+ } catch (Exception e) {
+ e.printStackTrace();
--- End diff --
removed this part.
> Storm ElasticSearch connector
> -----------------------------
>
> Key: STORM-845
> URL: https://issues.apache.org/jira/browse/STORM-845
> Project: Apache Storm
> Issue Type: New Feature
> Reporter: Adrian Seungjin Lee
> Assignee: Adrian Seungjin Lee
>
> It would be nice to provide storm driver for elasticsearch, just like it does
> for hive, redis and so on.
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