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@ -1,5 +1,5 @@ |
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/* |
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/* |
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* Copyright 2002-2010 the original author or authors. |
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* Copyright 2002-2011 the original author or authors. |
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* |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* you may not use this file except in compliance with the License. |
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@ -16,6 +16,7 @@ |
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package org.springframework.orm.jpa.vendor; |
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package org.springframework.orm.jpa.vendor; |
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import java.lang.reflect.Method; |
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import java.sql.Connection; |
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import java.sql.Connection; |
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import java.sql.SQLException; |
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import java.sql.SQLException; |
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import javax.persistence.EntityManager; |
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import javax.persistence.EntityManager; |
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@ -34,11 +35,12 @@ import org.springframework.orm.jpa.DefaultJpaDialect; |
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import org.springframework.orm.jpa.EntityManagerFactoryUtils; |
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import org.springframework.orm.jpa.EntityManagerFactoryUtils; |
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import org.springframework.transaction.TransactionDefinition; |
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import org.springframework.transaction.TransactionDefinition; |
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import org.springframework.transaction.TransactionException; |
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import org.springframework.transaction.TransactionException; |
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import org.springframework.util.ReflectionUtils; |
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/** |
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/** |
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* {@link org.springframework.orm.jpa.JpaDialect} implementation for |
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* {@link org.springframework.orm.jpa.JpaDialect} implementation for |
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* Hibernate EntityManager. Developed against Hibernate 3.3; |
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* Hibernate EntityManager. Developed against Hibernate 3.3; |
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* tested against 3.3, 3.5 and 3.6 (with the latter including |
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* tested against 3.3, 3.5, 3.6 and 4.0 (with the latter including |
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* Hibernate EntityManager in the Hibernate core distribution). |
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* Hibernate EntityManager in the Hibernate core distribution). |
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* |
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* |
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* @author Costin Leau |
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* @author Costin Leau |
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@ -144,12 +146,23 @@ public class HibernateJpaDialect extends DefaultJpaDialect { |
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private final Session session; |
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private final Session session; |
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private static volatile Method connectionMethod; |
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public HibernateConnectionHandle(Session session) { |
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public HibernateConnectionHandle(Session session) { |
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this.session = session; |
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this.session = session; |
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} |
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} |
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public Connection getConnection() { |
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public Connection getConnection() { |
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return this.session.connection(); |
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try { |
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if (connectionMethod == null) { |
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// reflective lookup to bridge between Hibernate 3.x and 4.x
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connectionMethod = this.session.getClass().getMethod("connection"); |
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} |
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return (Connection) ReflectionUtils.invokeMethod(connectionMethod, this.session); |
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} |
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catch (NoSuchMethodException ex) { |
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throw new IllegalStateException("Cannot find connection() method on Hibernate session", ex); |
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} |
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} |
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} |
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public void releaseConnection(Connection con) { |
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public void releaseConnection(Connection con) { |
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