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hibernate-orm
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HHH-15633 Intern entity name to improve EntityKey#equals

This commit is contained in:
Christian Beikov 2022-10-26 14:02:43 +02:00
parent 0561839140
commit ec72bab0a9
2 changed files with 4 additions and 4 deletions
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3
hibernate-core/src/main/java/org/hibernate/engine/spi/EntityKey.java
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@ -10,7 +10,6 @@ import java.io.IOException;
import java.io.ObjectInputStream; import java.io.ObjectInputStream;
import java.io.ObjectOutputStream; import java.io.ObjectOutputStream;
import java.io.Serializable; import java.io.Serializable;
import java.util.Objects;
import org.hibernate.AssertionFailure; import org.hibernate.AssertionFailure;
import org.hibernate.persister.entity.EntityPersister; import org.hibernate.persister.entity.EntityPersister;
@ -103,7 +102,7 @@ public final class EntityKey implements Serializable {
private boolean samePersistentType(final EntityKey otherKey) { private boolean samePersistentType(final EntityKey otherKey) {
return otherKey.persister == persister return otherKey.persister == persister
|| Objects.equals( otherKey.persister.getRootEntityName(), persister.getRootEntityName() ); || otherKey.persister.getRootEntityName().equals( persister.getRootEntityName() );
} }
@Override @Override

5
hibernate-core/src/main/java/org/hibernate/tuple/entity/EntityMetamodel.java
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@ -147,8 +147,9 @@ public class EntityMetamodel implements Serializable {
RuntimeModelCreationContext creationContext) { RuntimeModelCreationContext creationContext) {
this.sessionFactory = creationContext.getSessionFactory(); this.sessionFactory = creationContext.getSessionFactory();
name = persistentClass.getEntityName(); // Improves performance of EntityKey#equals by avoiding content check in String#equals
rootName = persistentClass.getRootClass().getEntityName(); name = persistentClass.getEntityName().intern();
rootName = persistentClass.getRootClass().getEntityName().intern();
identifierAttribute = PropertyFactory.buildIdentifierAttribute( identifierAttribute = PropertyFactory.buildIdentifierAttribute(
persistentClass, persistentClass,