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https://issues.apache.org/jira/browse/LUCENE-1404?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Michael McCandless reassigned LUCENE-1404:
------------------------------------------
Assignee: Michael McCandless
> NPE in NearSpansUnordered.isPayloadAvailable()
> -----------------------------------------------
>
> Key: LUCENE-1404
> URL: https://issues.apache.org/jira/browse/LUCENE-1404
> Project: Lucene - Java
> Issue Type: Bug
> Components: Query/Scoring
> Affects Versions: 2.4
> Reporter: Tim Smith
> Assignee: Michael McCandless
> Fix For: 2.4
>
> Attachments: SpanQueryTest.java
>
>
> Using RC1 of lucene 2.4 resulted in null pointer exception with some
> constructed SpanNearQueries
> Implementation of isPayloadAvailable() (results in exception)
> {code}
> public boolean isPayloadAvailable() {
> SpansCell pointer = min();
> do {
> if(pointer.isPayloadAvailable()) {
> return true;
> }
> pointer = pointer.next;
> } while(pointer.next != null);
> return false;
> }
> {code}
> "Fixed" isPayloadAvailable()
> {code}
> public boolean isPayloadAvailable() {
> SpansCell pointer = min();
> while (pointer != null) {
> if(pointer.isPayloadAvailable()) {
> return true;
> }
> pointer = pointer.next;
> }
> return false;
> }
> {code}
> Exception produced:
> {code}
> [junit] java.lang.NullPointerException
> [junit] at
> org.apache.lucene.search.spans.NearSpansUnordered$SpansCell.access$300(NearSpansUnordered.java:65)
> [junit] at
> org.apache.lucene.search.spans.NearSpansUnordered.isPayloadAvailable(NearSpansUnordered.java:235)
> [junit] at
> org.apache.lucene.search.spans.NearSpansOrdered.shrinkToAfterShortestMatch(NearSpansOrdered.java:246)
> [junit] at
> org.apache.lucene.search.spans.NearSpansOrdered.advanceAfterOrdered(NearSpansOrdered.java:154)
> [junit] at
> org.apache.lucene.search.spans.NearSpansOrdered.next(NearSpansOrdered.java:122)
> [junit] at
> org.apache.lucene.search.spans.SpanScorer.next(SpanScorer.java:54)
> [junit] at org.apache.lucene.search.Scorer.score(Scorer.java:57)
> [junit] at
> org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:137)
> [junit] at
> org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:113)
> [junit] at org.apache.lucene.search.Hits.getMoreDocs(Hits.java:113)
> [junit] at org.apache.lucene.search.Hits.<init>(Hits.java:80)
> [junit] at org.apache.lucene.search.Searcher.search(Searcher.java:50)
> [junit] at org.apache.lucene.search.Searcher.search(Searcher.java:40)
> [junit] at
> com.attivio.lucene.SpanQueryTest.search(SpanQueryTest.java:79)
> [junit] at
> com.attivio.lucene.SpanQueryTest.assertHitCount(SpanQueryTest.java:75)
> [junit] at
> com.attivio.lucene.SpanQueryTest.test(SpanQueryTest.java:67)
> {code}
> will attach unit test that causes exception (and passes with updated
> isPayloadAvailable())
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