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NPE for POST mode facets if facet_filter gives no document. 

Closes #3479.
This commit is contained in:
David Pilato 2013-08-10 19:09:19 +02:00
parent 5c7d7fb399
commit 83c26eb74a
2 changed files with 30 additions and 6 deletions
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2
src/main/java/org/elasticsearch/search/facet/FacetExecutor.java
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@ -66,12 +66,14 @@ public abstract class FacetExecutor {
for (int i = 0; i < docSets.size(); i++) {
ContextDocIdSet entry = docSets.get(i);
DocIdSet filteredSet = filter.getDocIdSet(entry.context, null);
if (filteredSet != null) {
filteredEntries.add(new ContextDocIdSet(
entry.context,
// TODO: can we be smart here, maybe AndDocIdSet is not always fastest?
new AndDocIdSet(new DocIdSet[]{entry.docSet, filteredSet})
));
}
}
post.executePost(filteredEntries);
}
}

24
src/test/java/org/elasticsearch/test/integration/search/facet/SimpleFacetsTests.java
View File

@ -58,7 +58,6 @@ import static org.elasticsearch.common.xcontent.XContentFactory.jsonBuilder;
import static org.elasticsearch.index.query.FilterBuilders.termFilter;
import static org.elasticsearch.index.query.QueryBuilders.*;
import static org.elasticsearch.search.facet.FacetBuilders.*;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.*;
/**
@ -2282,6 +2281,29 @@ public class SimpleFacetsTests extends AbstractSharedClusterTest {
}
}
@Test // #3479: Null pointer exception for POST mode facets if facet_filter accepts no documents
public void testFilterFacetWithFacetFilterPostMode() throws IOException {
client().prepareIndex("test", "type1").setSource(jsonBuilder().startObject()
.field("field", "xxx")
.endObject()).execute().actionGet();
client().admin().indices().prepareRefresh().execute().actionGet();
for (int i = 0; i < numberOfRuns(); i++) {
SearchResponse searchResponse = client().prepareSearch()
.setQuery(matchAllQuery())
.addFacet(
termsFacet("facet1").field("field").mode(FacetBuilder.Mode.POST).facetFilter(termFilter("tag", "doesnotexist"))
)
.execute().actionGet();
assertThat(searchResponse.getFailedShards(), equalTo(0));
TermsFacet facet = searchResponse.getFacets().facet("facet1");
assertThat(facet.getName(), equalTo("facet1"));
assertThat(facet.getEntries().size(), equalTo(0));
}
}
private long utcTimeInMillis(String time) {
return timeInMillis(time, DateTimeZone.UTC);
}