001    package org.apache.ojb.otm.lock.wait;
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    public class NoWaitStrategy implements LockWaitStrategy
023    {
024    
025        /**
026        * @see org.apache.ojb.otm.lock.wait.LockWaitStrategy#waitForLock(ObjectLock, Transaction)
027        */
028        public void waitForLock(ObjectLock lock, Transaction tx)
029            throws LockingException
030        {
031            throw new ConcurrentModificationException(
032                "Object [id: " + lock.getTargetIdentity() 
033                + "] locked by Transaction " + lock.getWriter());
034        }
035    
036    }