001    package org.apache.ojb.broker.transaction;
002    
003    /* Copyright 2002-2005 The Apache Software Foundation
004     *
005     * Licensed under the Apache License, Version 2.0 (the "License");
006     * you may not use this file except in compliance with the License.
007     * You may obtain a copy of the License at
008     *
009     *     http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    
018    import javax.transaction.Transaction;
019    
020    /**
021     * Class give support in transaction handling.
022     *
023     * @author <a href="mailto:arminw@apache.org">Armin Waibel</a>
024     * @version $Id: OJBTxManager.java,v 1.1 2007-08-24 22:17:39 ewestfal Exp $
025     */
026    public interface OJBTxManager
027    {
028        void registerTx(OJBTxObject obj);
029    
030        void deregisterTx(OJBTxObject obj);
031    
032        /**
033         * Returns the current transaction for the calling thread or <code>null</code>
034         * if no transaction was found.
035         *
036         * @see #getCurrentJTATransaction
037         */
038        Transaction getJTATransaction();
039    
040        /**
041         * Returns the current transaction for the calling thread.
042         *
043         * @see #getJTATransaction
044         * @throws TransactionNotInProgressException if no transaction was found.
045         */
046        Transaction getCurrentJTATransaction();
047    }