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EclipseLinkJpaDialect passes custom isolation level on to EclipseLink's DatabaseLogin configuration

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Issue: SPR-12319
This commit is contained in:
Juergen Hoeller
2014-10-14 14:33:09 +02:00
parent c7e7d11156
commit de11cd8791
1 changed files with 12 additions and 3 deletions
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15
spring-orm/src/main/java/org/springframework/orm/jpa/vendor/EclipseLinkJpaDialect.java vendored
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2013 the original author or authors.
* Copyright 2002-2014 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -74,12 +74,21 @@ public class EclipseLinkJpaDialect extends DefaultJpaDialect {
public Object beginTransaction(EntityManager entityManager, TransactionDefinition definition)
throws PersistenceException, SQLException, TransactionException {
super.beginTransaction(entityManager, definition);
UnitOfWork uow = entityManager.unwrap(UnitOfWork.class);
if (definition.getIsolationLevel() != TransactionDefinition.ISOLATION_DEFAULT) {
// Pass custom isolation level on to EclipseLink's DatabaseLogin configuration
uow.getLogin().setTransactionIsolation(definition.getIsolationLevel());
}
entityManager.getTransaction().begin();
if (!definition.isReadOnly() && !this.lazyDatabaseTransaction) {
// Begin an early transaction to force EclipseLink to get a JDBC Connection
// so that Spring can manage transactions with JDBC as well as EclipseLink.
entityManager.unwrap(UnitOfWork.class).beginEarlyTransaction();
uow.beginEarlyTransaction();
}
return null;
}