[LUCENE-3446] NullPointerException in BooleanFilter

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.4
• Fix Version/s: 3.5, 4.0-ALPHA
• Component/s: modules/other
• Lucene Fields: New
• Assignee: Uwe Schindler
• Reporter: Shuji Umino
• Created: 22/Sep/11 06:22
• Updated: 28/Aug/22 12:57
• Resolved: 22/Sep/11 22:18

Description

BooleanFilter getDISI() method used with QueryWrapperFilter occur NullPointerException,
if any QueryWrapperFilter not match terms in IndexReader.

---------------------------------------------------
java.lang.NullPointerException
at org.apache.lucene.util.OpenBitSetDISI.inPlaceAnd(OpenBitSetDISI.java:66)
at org.apache.lucene.search.BooleanFilter.getDocIdSet(BooleanFilter.java:102)
at org.apache.lucene.search.IndexSearcher.searchWithFilter(IndexSearcher.java:551)
at org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:532)
at org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:463)
at org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:433)
at org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:356)
at test.BooleanFilterTest.main(BooleanFilterTest.java:50)
---------------------------------------------------

null-check below lines.
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res = new OpenBitSetDISI(getDISI(shouldFilters, i, reader), reader.maxDoc());
res.inPlaceOr(getDISI(shouldFilters, i, reader));
res = new OpenBitSetDISI(getDISI(notFilters, i, reader), reader.maxDoc());
res.inPlaceNot(getDISI(notFilters, i, reader));
res = new OpenBitSetDISI(getDISI(mustFilters, i, reader), reader.maxDoc());
res.inPlaceAnd(getDISI(mustFilters, i, reader));
---------------------------------------------------

Sub-Tasks

• Add FixedBitSet.and(other/DISI), andNot(other/DISI): Closed