Document with empty or white-space only string causes exception with TrimFilter
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Key: SOLR-1400
URL: https://issues.apache.org/jira/browse/SOLR-1400
Project: Solr
Issue Type: Bug
Components: update
Affects Versions: 1.4
Reporter: Peter Wolanin
Observed with Solr trunk. Posting any empty or whitespace-only string to a
field using the {code}<filter class="solr.TrimFilterFactory" />{code}
Causes a java exception:
{code}
Sep 1, 2009 4:58:09 PM org.apache.solr.common.SolrException log
SEVERE: java.lang.ArrayIndexOutOfBoundsException: -1
at
org.apache.solr.analysis.TrimFilter.incrementToken(TrimFilter.java:63)
at
org.apache.solr.analysis.PatternReplaceFilter.incrementToken(PatternReplaceFilter.java:74)
at
org.apache.lucene.index.DocInverterPerField.processFields(DocInverterPerField.java:138)
at
org.apache.lucene.index.DocFieldProcessorPerThread.processDocument(DocFieldProcessorPerThread.java:244)
at
org.apache.lucene.index.DocumentsWriter.updateDocument(DocumentsWriter.java:772)
at
org.apache.lucene.index.DocumentsWriter.updateDocument(DocumentsWriter.java:755)
at
org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:2611)
at
org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:2583)
at
org.apache.solr.update.DirectUpdateHandler2.addDoc(DirectUpdateHandler2.java:241)
at
org.apache.solr.update.processor.RunUpdateProcessor.processAdd(RunUpdateProcessorFactory.java:61)
at org.apache.solr.handler.XMLLoader.processUpdate(XMLLoader.java:140)
at org.apache.solr.handler.XMLLoader.load(XMLLoader.java:69)
at
org.apache.solr.handler.ContentStreamHandlerBase.handleRequestBody(ContentStreamHandlerBase.java:54)
at
org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:131)
at org.apache.solr.core.SolrCore.execute(SolrCore.java:1299)
at
org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:338)
at
org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:241)
{code}
Trim of an empty or WS-only string should not fail.
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