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From "Michael McCandless (JIRA)" <j...@apache.org>
Subject [jira] Reopened: (LUCENE-1631) CLONE -You cannot sort on fields that don't exist
Date Tue, 02 Jun 2009 19:49:07 GMT

     [ https://issues.apache.org/jira/browse/LUCENE-1631?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Michael McCandless reopened LUCENE-1631:
----------------------------------------


> CLONE -You cannot sort on fields that don't exist
> -------------------------------------------------
>
>                 Key: LUCENE-1631
>                 URL: https://issues.apache.org/jira/browse/LUCENE-1631
>             Project: Lucene - Java
>          Issue Type: Bug
>          Components: Search
>    Affects Versions: 2.4.1
>         Environment: Operating System: other
> Platform: Other
>            Reporter: steve neo
>            Assignee: Yonik Seeley
>             Fix For: 1.9
>
>
> I still get this error in 2.4.1 - if field does not exist in index,  there is nullPointException
if it search over multiple index. In following test code, there is runtime error, here is
part of test code. 
> 		indexSingleFieldDocs(new Field[]{new Field("ds", "xyz", Field.Store.YES, Field.Index.NOT_ANALYZED)
> 						, new Field("dsc", "hello", Field.Store.NO, Field.Index.ANALYZED)});
> 		indexSingleFieldDocs(new Field[]{new Field("ds", "def", Field.Store.YES, Field.Index.NOT_ANALYZED)
> 						, new Field("dsc", "hello", Field.Store.NO, Field.Index.ANALYZED)});
> ...
> 		QueryParser p = new QueryParser("dsc", new StandardAnalyzer());
> 		Query q = p.parse("hello");
> 		Hits hits = searcher.search(q,new Sort("ds"));
> If change "ds" to some others,  got this exception:
> java.lang.RuntimeException: field "ds" does not appear to be indexed
> 	at org.apache.lucene.search.ExtendedFieldCacheImpl$5.createValue(ExtendedFieldCacheImpl.java:173)
> 	at org.apache.lucene.search.FieldCacheImpl$Cache.get(FieldCacheImpl.java:71)
> 	at org.apache.lucene.search.ExtendedFieldCacheImpl.getAuto(ExtendedFieldCacheImpl.java:127)
> 	at org.apache.lucene.search.FieldSortedHitQueue.comparatorAuto(FieldSortedHitQueue.java:487)
> 	at org.apache.lucene.search.FieldSortedHitQueue$1.createValue(FieldSortedHitQueue.java:184)
> 	at org.apache.lucene.search.FieldCacheImpl$Cache.get(FieldCacheImpl.java:71)
> 	at org.apache.lucene.search.FieldSortedHitQueue.getCachedComparator(FieldSortedHitQueue.java:167)
> 	at org.apache.lucene.search.FieldSortedHitQueue.<init>(FieldSortedHitQueue.java:55)
> 	at org.apache.lucene.search.TopFieldDocCollector.<init>(TopFieldDocCollector.java:43)
> 	at org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:121)
> 	at org.apache.lucene.search.Hits.getMoreDocs(Hits.java:113)
> 	at org.apache.lucene.search.Hits.<init>(Hits.java:90)
> 	at org.apache.lucene.search.Searcher.search(Searcher.java:61)
> 	at com.edgenius.test.lucene.TestLucene.testSort(TestLucene.java:207)

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