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HHH-8410 NaturalIdXrefDelegate could miss some cached entries from naturalIdResolutionCacheMap

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Sanne Grinovero 2013-08-01 23:28:26 +01:00
parent 168c06d062
commit 8aff7db2e0
1 changed files with 9 additions and 3 deletions
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12
hibernate-core/src/main/java/org/hibernate/engine/internal/NaturalIdXrefDelegate.java
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@ -55,7 +55,7 @@ public class NaturalIdXrefDelegate {
private static final Logger LOG = Logger.getLogger( NaturalIdXrefDelegate.class ); private static final Logger LOG = Logger.getLogger( NaturalIdXrefDelegate.class );
private final StatefulPersistenceContext persistenceContext; private final StatefulPersistenceContext persistenceContext;
private final Map<EntityPersister, NaturalIdResolutionCache> naturalIdResolutionCacheMap = new ConcurrentHashMap<EntityPersister, NaturalIdResolutionCache>(); private final ConcurrentHashMap<EntityPersister, NaturalIdResolutionCache> naturalIdResolutionCacheMap = new ConcurrentHashMap<EntityPersister, NaturalIdResolutionCache>();
/** /**
* Constructs a NaturalIdXrefDelegate * Constructs a NaturalIdXrefDelegate
@ -92,7 +92,10 @@ public boolean cacheNaturalIdCrossReference(EntityPersister persister, Serializa
NaturalIdResolutionCache entityNaturalIdResolutionCache = naturalIdResolutionCacheMap.get( persister ); NaturalIdResolutionCache entityNaturalIdResolutionCache = naturalIdResolutionCacheMap.get( persister );
if ( entityNaturalIdResolutionCache == null ) { if ( entityNaturalIdResolutionCache == null ) {
entityNaturalIdResolutionCache = new NaturalIdResolutionCache( persister ); entityNaturalIdResolutionCache = new NaturalIdResolutionCache( persister );
naturalIdResolutionCacheMap.put( persister, entityNaturalIdResolutionCache ); NaturalIdResolutionCache previousInstance = naturalIdResolutionCacheMap.putIfAbsent( persister, entityNaturalIdResolutionCache );
if ( previousInstance != null ) {
entityNaturalIdResolutionCache = previousInstance;
}
} }
return entityNaturalIdResolutionCache.cache( pk, naturalIdValues ); return entityNaturalIdResolutionCache.cache( pk, naturalIdValues );
} }
@ -279,7 +282,10 @@ public Serializable findCachedNaturalIdResolution(EntityPersister persister, Obj
if ( entityNaturalIdResolutionCache == null ) { if ( entityNaturalIdResolutionCache == null ) {
entityNaturalIdResolutionCache = new NaturalIdResolutionCache( persister ); entityNaturalIdResolutionCache = new NaturalIdResolutionCache( persister );
naturalIdResolutionCacheMap.put( persister, entityNaturalIdResolutionCache ); NaturalIdResolutionCache existingCache = naturalIdResolutionCacheMap.putIfAbsent( persister, entityNaturalIdResolutionCache );
if ( existingCache != null ) {
entityNaturalIdResolutionCache = existingCache;
}
} }
entityNaturalIdResolutionCache.pkToNaturalIdMap.put( pk, cachedNaturalId ); entityNaturalIdResolutionCache.pkToNaturalIdMap.put( pk, cachedNaturalId );