I figured it out, dependency issue in my classpath. Maven was pulling down
a very old version of the jackson jar. I added the following line to my
dependencies and the error went away:
compile 'org.codehaus.jackson:jackson-mapper-asl:1.9.13'
On Friday, July 4, 2014 3:22:30 PM UTC-4, Brian Thomas wrote:
>
> I am trying to test querying elasticsearch using Apache Spark using
> elasticsearch-hadoop. I am just trying to do a query to the elasticsearch
> server and return the count of results.
>
> Below is my test class using the Java API:
>
> import org.apache.hadoop.conf.Configuration;
> import org.apache.hadoop.io.MapWritable;
> import org.apache.hadoop.io.Text;
> import org.apache.spark.SparkConf;
> import org.apache.spark.api.java.JavaPairRDD;
> import org.apache.spark.api.java.JavaSparkContext;
> import org.apache.spark.serializer.KryoSerializer;
> import org.elasticsearch.hadoop.mr.EsInputFormat;
>
> import scala.Tuple2;
>
> public class ElasticsearchSparkQuery{
>
> public static int query(String masterUrl, String
> elasticsearchHostPort) {
> SparkConf sparkConfig = new
> SparkConf().setAppName("ESQuery").setMaster(masterUrl);
> sparkConfig.set("spark.serializer",
> KryoSerializer.class.getName());
> JavaSparkContext sparkContext = new JavaSparkContext(sparkConfig);
>
> Configuration conf = new Configuration();
> conf.setBoolean("mapred.map.tasks.speculative.execution", false);
> conf.setBoolean("mapred.reduce.tasks.speculative.execution",
> false);
> conf.set("es.nodes", elasticsearchHostPort);
> conf.set("es.resource", "media/docs");
> conf.set("es.query", "?q=*");
>
> JavaPairRDD<Text, MapWritable> esRDD =
> sparkContext.newAPIHadoopRDD(conf, EsInputFormat.class, Text.class,
> MapWritable.class);
> return (int) esRDD.count();
> }
> }
>
>
> When I try to run this I get the following error:
>
>
> 4/07/04 14:58:07 INFO executor.Executor: Running task ID 0
> 14/07/04 14:58:07 INFO storage.BlockManager: Found block broadcast_0
> locally
> 14/07/04 14:58:07 INFO rdd.NewHadoopRDD: Input split: ShardInputSplit
> [node=[5UATWUzmTUuNzhmGxXWy_w/S'byll|10.45.71.152:9200],shard=0]
> 14/07/04 14:58:07 WARN mr.EsInputFormat: Cannot determine task id...
> 14/07/04 14:58:07 ERROR executor.Executor: Exception in task ID 0
> java.lang.NoSuchFieldError: ALLOW_UNQUOTED_FIELD_NAMES
> at
> org.elasticsearch.hadoop.serialization.json.JacksonJsonParser.<clinit>(JacksonJsonParser.java:38)
> at
> org.elasticsearch.hadoop.serialization.ScrollReader.read(ScrollReader.java:75)
> at
> org.elasticsearch.hadoop.rest.RestRepository.scroll(RestRepository.java:267)
> at
> org.elasticsearch.hadoop.rest.ScrollQuery.hasNext(ScrollQuery.java:75)
> at
> org.elasticsearch.hadoop.mr.EsInputFormat$ShardRecordReader.next(EsInputFormat.java:319)
> at
> org.elasticsearch.hadoop.mr.EsInputFormat$ShardRecordReader.nextKeyValue(EsInputFormat.java:255)
> at
> org.apache.spark.rdd.NewHadoopRDD$$anon$1.hasNext(NewHadoopRDD.scala:122)
> at
> org.apache.spark.InterruptibleIterator.hasNext(InterruptibleIterator.scala:39)
> at org.apache.spark.util.Utils$.getIteratorSize(Utils.scala:1014)
> at org.apache.spark.rdd.RDD$$anonfun$count$1.apply(RDD.scala:847)
> at org.apache.spark.rdd.RDD$$anonfun$count$1.apply(RDD.scala:847)
> at
> org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1080)
> at
> org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1080)
> at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:111)
> at org.apache.spark.scheduler.Task.run(Task.scala:51)
> at
> org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:187)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
>
> Has anyone run into this issue with the JacksonJsonParser?
>
>
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