[SOLR-5744] Solrj configuerd with BinaryRequestWriter throws NullpointerException if LangDetectLanguageIdentifierUpdateProcessorFactory is configuerd

• Type: Bug
• Status: Open
• Priority: Minor
• Resolution: Unresolved
• Affects Version/s: 4.6.1
• Component/s: clients - java, SolrJ
• Labels: newdev

Environment

Windows 7 64 bit

• Assignee: Unassigned
• Reporter: Günther Ruck
• Created: 18/Feb/14 15:31
• Updated: 28/Oct/21 14:17

Description

1. create a read and an update server conection (solrj 4.6.1)
   serverRead = new HttpSolrServer(solrUrl);
   serverUpdate = new ConcurrentUpdateSolrServer(solrUrl,serverRead.getHttpClient(),100,3);
2. set binary request writer
   serverRead.setRequestWriter(new BinaryRequestWriter());
   serverUpdate.setRequestWriter(new BinaryRequestWriter());
3. configure language detection in solrconfig.xml
   <updateRequestProcessorChain name="langid" default="true">
   <processor class="org.apache.solr.update.processor.LangDetectLanguageIdentifierUp
   ..
4. update data via solrj throws this exception
   1340442 [qtp1402891178-18] ERROR org.apache.solr.core.SolrCore – java.lang.NullPointerException
   at org.apache.solr.update.processor.LangDetectLanguageIdentifierUpdateProcessor.detectLanguage(LangDetectLanguageIdentifierUpdateProcessor.java:47)
   at org.apache.solr.update.processor.LanguageIdentifierUpdateProcessor.process(LanguageIdentifierUpdateProcessor.java:230)
   at org.apache.solr.update.processor.LanguageIdentifierUpdateProcessor.processAdd(LanguageIdentifierUpdateProcessor.java:187)
   at org.apache.solr.handler.loader.JavabinLoader$1.update(JavabinLoader.java:96)
   at org.apache.solr.client.solrj.request.JavaBinUpdateRequestCodec$1.readOuterMostDocIterator(JavaBinUpdateRequestCodec.java:166)
   at org.apache.solr.client.solrj.request.JavaBinUpdateRequestCodec$1.readIterator(JavaBinUpdateRequestCodec.java:136)
   at org.apache.solr.common.util.JavaBinCodec.readVal(JavaBinCodec.java:225)
   at org.apache.solr.client.solrj.request.JavaBinUpdateRequestCodec$1.readNamedList(JavaBinUpdateRequestCodec.java:121)
   at org.apache.solr.common.util.JavaBinCodec.readVal(JavaBinCodec.java:190)
   at org.apache.solr.common.util.JavaBinCodec.unmarshal(JavaBinCodec.java:116)
   at org.apache.solr.client.solrj.request.JavaBinUpdateRequestCodec.unmarshal(JavaBinUpdateRequestCodec.java:173)
   at org.apache.solr.handler.loader.JavabinLoader.parseAndLoadDocs(JavabinLoader.java:106)
   at org.apache.solr.handler.loader.JavabinLoader.load(JavabinLoader.java:58)
   at org.apache.solr.handler.UpdateRequestHandler$1.load(UpdateRequestHandler.java:92)
   at org.apache.solr.handler.ContentStreamHandlerBase.handleRequestBody(ContentStreamHandlerBase.java:74)
   at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:135)
   at org.apache.solr.core.SolrCore.execute(SolrCore.java:1859)
   at org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:721)
   at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:417)
   at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:201)
   at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1419)
   at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:455)
   at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)
   at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:557)
   at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)
   at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1075)
   at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:384)
   at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193)
   at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1009)
   at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)
   at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:255)
   at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:154)
   at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)
   at org.eclipse.jetty.server.Server.handle(Server.java:368)
   at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:489)
   at org.eclipse.jetty.server.BlockingHttpConnection.handleRequest(BlockingHttpConnection.java:53)
   at org.eclipse.jetty.server.AbstractHttpConnection.content(AbstractHttpConnection.java:953)
   at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(AbstractHttpConnection.java:1014)
   at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:953)
   at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:240)
   at org.eclipse.jetty.server.BlockingHttpConnection.handle(BlockingHttpConnection.java:72)
   at org.eclipse.jetty.server.bio.SocketConnector$ConnectorEndPoint.run(SocketConnector.java:264)
   at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)
   at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)

The import fails only if BinaryRequestWriter and language detection is configuerd, but it works if only one of both is activated.