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From Noble Paul നോബിള്‍ नोब्ळ् <noble.p...@corp.aol.com>
Subject Re: java.lang.ClassCastException: java.lang.Long cannot be cast to org.apache.solr.common.util.NamedList in solr
Date Tue, 30 Jun 2009 10:08:19 GMT
use the XMLResponseParser
http://wiki.apache.org/solr/Solrj#head-12c26b2d7806432c88b26cf66e236e9bd6e91849

I guess there was some error during the update

On Tue, Jun 30, 2009 at 3:33 PM, Rakhi Khatwani<rkhatwani@gmail.com> wrote:
> Hi,
>  I am integrating solr with hadoop. so i wrote a map reduce method which
> writes the indexes in HDFS.
> the map methods work fine, and in my reduce method, i call solrServer to
> update the indexes, but when i try accessing solrServer, i get the following
> exception
>
>
> java.lang.ClassCastException: java.lang.Long cannot be cast to
> org.apache.solr.common.util.NamedList
>  at
> org.apache.solr.common.util.NamedListCodec.unmarshal(NamedListCodec.java:89)
>  at
> org.apache.solr.client.solrj.impl.BinaryResponseParser.processResponse(BinaryResponseParser.java:39)
>  at
> org.apache.solr.client.solrj.impl.CommonsHttpSolrServer.request(CommonsHttpSolrServer.java:385)
>  at
> org.apache.solr.client.solrj.impl.CommonsHttpSolrServer.request(CommonsHttpSolrServer.java:183)
>  at
> org.apache.solr.client.solrj.request.UpdateRequest.process(UpdateRequest.java:217)
>  at org.apache.solr.client.solrj.SolrServer.add(SolrServer.java:48)
>  at org.apache.solr.indexer.solr.SolrWriter.close(SolrWriter.java:53)
>  at
> org.apache.solr.indexer.IndexerOutputFormat$1.close(IndexerOutputFormat.java:32)
>  at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:441)
>  at org.apache.hadoop.mapred.Child.main(Child.java:155)
>
> any suggesstions?
>
> thnx Raakhi.
>



-- 
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Noble Paul | Principal Engineer| AOL | http://aol.com

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