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DataSourceTransactionManager triggers flush callbacks on registered transaction synchronizations 

Issue: SPR-14847
This commit is contained in:
Juergen Hoeller 2016-10-28 15:23:57 +02:00
parent e2b1dcbaca
commit 2874066a97
2 changed files with 19 additions and 1 deletions
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14
spring-jdbc/src/main/java/org/springframework/jdbc/datasource/DataSourceTransactionManager.java
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@ -28,6 +28,7 @@ import org.springframework.transaction.support.AbstractPlatformTransactionManage
import org.springframework.transaction.support.DefaultTransactionStatus;
import org.springframework.transaction.support.ResourceTransactionManager;
import org.springframework.transaction.support.TransactionSynchronizationManager;
import org.springframework.transaction.support.TransactionSynchronizationUtils;
/**
* {@link org.springframework.transaction.PlatformTransactionManager}
@ -87,6 +88,12 @@ import org.springframework.transaction.support.TransactionSynchronizationManager
* DBCP connection pool). Switching between this local strategy and a JTA
* environment is just a matter of configuration!
*
* <p>As of 4.3.4, this transaction manager triggers flush callbacks on registered
* transaction synchronizations (if synchronization is generally active), assuming
* resources operating on the underlying JDBC {@code Connection}. This allows for
* setup analogous to {@code JtaTransactionManager}, in particular with respect to
* lazily registered ORM resources (e.g. a Hibernate {@code Session}).
*
* @author Juergen Hoeller
* @since 02.05.2003
* @see #setNestedTransactionAllowed
@ -368,6 +375,13 @@ public class DataSourceTransactionManager extends AbstractPlatformTransactionMan
public boolean isRollbackOnly() {
return getConnectionHolder().isRollbackOnly();
}
@Override
public void flush() {
if (TransactionSynchronizationManager.isSynchronizationActive()) {
TransactionSynchronizationUtils.triggerFlush();
}
}
}
}

6
spring-tx/src/main/java/org/springframework/transaction/TransactionStatus.java
View File

@ -1,5 +1,5 @@
/*
* Copyright 2002-2013 the original author or authors.
* Copyright 2002-2016 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.
@ -80,6 +80,10 @@ public interface TransactionStatus extends SavepointManager, Flushable {
/**
* Flush the underlying session to the datastore, if applicable:
* for example, all affected Hibernate/JPA sessions.
* <p>This is effectively just a hint and may be a no-op if the underlying
* transaction manager does not have a flush concept. A flush signal may
* get applied to the primary resource or to transaction synchronizations,
* depending on the underlying resource.
*/
@Override
void flush();