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HHH-8409 Improve usage of ConcurrentMaps by using putIfAbsent in StatefulPersistenceContext

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This commit is contained in:
Sanne Grinovero 2013-08-01 23:09:46 +01:00
parent 1bed587355
commit 168c06d062
1 changed files with 3 additions and 4 deletions
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7
hibernate-core/src/main/java/org/hibernate/engine/internal/StatefulPersistenceContext.java
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@ -37,6 +37,7 @@
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.concurrent.ConcurrentMap;
import org.jboss.logging.Logger;
@ -109,7 +110,7 @@ public class StatefulPersistenceContext implements PersistenceContext {
// private Map<Object,EntityEntry> entityEntries;
// Entity proxies, by EntityKey
private Map<EntityKey, Object> proxiesByKey;
private ConcurrentMap<EntityKey, Object> proxiesByKey;
// Snapshots of current database state for entities
// that have *not* been loaded
@ -563,9 +564,7 @@ private void reassociateProxy(LazyInitializer li, HibernateProxy proxy) {
final EntityPersister persister = session.getFactory().getEntityPersister( li.getEntityName() );
final EntityKey key = session.generateEntityKey( li.getIdentifier(), persister );
// any earlier proxy takes precedence
if ( !proxiesByKey.containsKey( key ) ) {
proxiesByKey.put( key, proxy );
}
proxiesByKey.putIfAbsent( key, proxy );
proxy.getHibernateLazyInitializer().setSession( session );
}
}