/*
* Copyright 2002-2009 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.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.transaction.support;
/**
* Interface to be implemented by transaction objects that are able to
* return an internal rollback-only marker, typically from a another
* transaction that has participated and marked it as rollback-only.
*
* <p>Autodetected by DefaultTransactionStatus, to always return a
* current rollbackOnly flag even if not resulting from the current
* TransactionStatus.
*
* @author Juergen Hoeller
* @since 1.1
* @see DefaultTransactionStatus#isRollbackOnly
*/
public interface SmartTransactionObject {
/**
* Return whether the transaction is internally marked as rollback-only.
* Can, for example, check the JTA UserTransaction.
* @see javax.transaction.UserTransaction#getStatus
* @see javax.transaction.Status#STATUS_MARKED_ROLLBACK
*/
boolean isRollbackOnly();
/**
* Flush the underlying sessions to the datastore, if applicable:
* for example, all affected Hibernate/JPA sessions.
*/
void flush();
}
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