001    package org.apache.ojb.otm.lock.isolation;
002    
003    /* Copyright 2003-2005 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 org.apache.ojb.otm.core.Transaction;
019    import org.apache.ojb.otm.lock.LockingException;
020    import org.apache.ojb.otm.lock.ObjectLock;
021    
022    /**
023     *
024     * <javadoc>
025     * 
026     * @author <a href="mailto:rraghuram@hotmail.com">Raghu Rajah</a>
027     * 
028     */
029    public interface TransactionIsolation
030    {
031        
032        public void readLock (Transaction tx, ObjectLock locks)
033            throws LockingException;
034        
035        public void writeLock (Transaction tx, ObjectLock locks)
036            throws LockingException;
037    }