Github user harshach commented on a diff in the pull request:
https://github.com/apache/storm/pull/665#discussion_r36987568
--- Diff:
external/storm-solr/src/main/java/org/apache/storm/solr/bolt/SolrUpdateBolt.java
---
@@ -0,0 +1,107 @@
+package org.apache.storm.solr.bolt;
+
+import backtype.storm.task.OutputCollector;
+import backtype.storm.task.TopologyContext;
+import backtype.storm.topology.OutputFieldsDeclarer;
+import backtype.storm.tuple.Tuple;
+import org.apache.solr.client.solrj.SolrRequest;
+import org.apache.solr.client.solrj.SolrServerException;
+import org.apache.storm.solr.config.SolrCommitStrategy;
+import org.apache.storm.solr.config.SolrConfig;
+import org.apache.storm.solr.mapper.SolrMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Created by hlouro on 7/19/15.
+ */
+public class SolrUpdateBolt extends AbstractSolrBolt {
+ private final Logger logger =
LoggerFactory.getLogger(SolrUpdateBolt.class);
+ private final SolrMapper solrMapper;
+ private final SolrCommitStrategy commitStgy;
+ private List<Tuple> toCommitTuples;
+ private final String ackFailLock = "LOCK"; //serializable lock
+
+
+ public SolrUpdateBolt(SolrConfig solrConfig, SolrMapper solrMapper) {
+ this(solrConfig, solrMapper, null);
+ }
+
+ public SolrUpdateBolt(SolrConfig solrConfig, SolrMapper solrMapper,
SolrCommitStrategy commitStgy) {
+ super(solrConfig);
+ this.solrMapper = solrMapper;
+ this.commitStgy = commitStgy;
+ logger.info("Created {} with the following configuration: " +
+ "[SolrConfig = {}], [SolrMapper = {}], [CommitStgy =
{}]",
+ this.getClass().getSimpleName(), solrConfig,
solrMapper, commitStgy);
+ }
+
+ @Override
+ public void prepare(Map stormConf, TopologyContext context,
OutputCollector collector) {
+ super.prepare(stormConf, context, collector);
+ this.toCommitTuples = new LinkedList<>();
--- End diff --
any reason to use LinkedList over ArrayList.
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