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HHH-14346 Check declaredPluralAttributes for null before access

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This commit is contained in:
Michael Edgar 2020-11-23 19:08:15 -05:00 committed by Sanne Grinovero
parent c215601025
commit 12b284cfcf
2 changed files with 10 additions and 1 deletions
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2
hibernate-core/src/main/java/org/hibernate/metamodel/model/domain/internal/AbstractManagedType.java
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@ -259,7 +259,7 @@ protected <Y> boolean isPrimitiveVariant(SingularAttribute<?,?> attribute, Class
@Override
@SuppressWarnings({ "unchecked" })
public Set<PluralAttribute<? super J, ?, ?>> getPluralAttributes() {
HashSet attributes = declaredAttributes == null ? new HashSet<PluralAttribute<? super J, ?, ?>>() : new HashSet<PluralAttribute<? super J, ?, ?>>( declaredPluralAttributes.values() );
HashSet attributes = declaredPluralAttributes == null ? new HashSet<PluralAttribute<? super J, ?, ?>>() : new HashSet<PluralAttribute<? super J, ?, ?>>( declaredPluralAttributes.values() );
if ( getSuperType() != null ) {
attributes.addAll( getSuperType().getPluralAttributes() );
}

9
hibernate-core/src/test/java/org/hibernate/jpa/test/metadata/MetadataTest.java
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@ -31,6 +31,7 @@
import org.hibernate.metamodel.internal.JpaMetaModelPopulationSetting;
import org.hibernate.metamodel.internal.MetamodelImpl;
import org.hibernate.testing.TestForIssue;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
@ -268,6 +269,14 @@ public void testCollection() throws Exception {
assertTrue( flowers instanceof ListAttribute );
}
@Test
@TestForIssue( jiraKey = "HHH-14346" )
public void testEmptyPluralAttributeSet() throws Exception {
final EntityType<Feline> entityType = entityManagerFactory().getMetamodel().entity( Feline.class );
final Set<PluralAttribute<? super Feline, ?, ?>> attributes = entityType.getPluralAttributes();
assertEquals( 0, attributes.size() );
}
@Test
public void testElementCollection() throws Exception {
final EntityType<House> entityType = entityManagerFactory().getMetamodel().entity( House.class );