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support for Hibernate 4.0 as a JPA provider

This commit is contained in:
Juergen Hoeller 2011-06-14 22:45:29 +00:00
parent cb1ddb334b
commit 889f8886f6
1 changed files with 16 additions and 3 deletions
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19
org.springframework.orm/src/main/java/org/springframework/orm/jpa/vendor/HibernateJpaDialect.java vendored
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@ -1,5 +1,5 @@
/*
* Copyright 2002-2010 the original author or authors.
* Copyright 2002-2011 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.
@ -16,6 +16,7 @@
package org.springframework.orm.jpa.vendor;
import java.lang.reflect.Method;
import java.sql.Connection;
import java.sql.SQLException;
import javax.persistence.EntityManager;
@ -34,11 +35,12 @@ import org.springframework.orm.jpa.DefaultJpaDialect;
import org.springframework.orm.jpa.EntityManagerFactoryUtils;
import org.springframework.transaction.TransactionDefinition;
import org.springframework.transaction.TransactionException;
import org.springframework.util.ReflectionUtils;
/**
* {@link org.springframework.orm.jpa.JpaDialect} implementation for
* Hibernate EntityManager. Developed against Hibernate 3.3;
* tested against 3.3, 3.5 and 3.6 (with the latter including
* tested against 3.3, 3.5, 3.6 and 4.0 (with the latter including
* Hibernate EntityManager in the Hibernate core distribution).
*
* @author Costin Leau
@ -144,12 +146,23 @@ public class HibernateJpaDialect extends DefaultJpaDialect {
private final Session session;
private static volatile Method connectionMethod;
public HibernateConnectionHandle(Session session) {
this.session = session;
}
public Connection getConnection() {
return this.session.connection();
try {
if (connectionMethod == null) {
// reflective lookup to bridge between Hibernate 3.x and 4.x
connectionMethod = this.session.getClass().getMethod("connection");
}
return (Connection) ReflectionUtils.invokeMethod(connectionMethod, this.session);
}
catch (NoSuchMethodException ex) {
throw new IllegalStateException("Cannot find connection() method on Hibernate session", ex);
}
}
public void releaseConnection(Connection con) {