JOTM.java

/*
 * Copyright 2004-2009 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.compass.core.transaction.manager;

import javax.transaction.TransactionManager;

import org.compass.core.config.CompassSettings;
import org.compass.core.transaction.TransactionException;
import org.compass.core.transaction.TransactionManagerLookup;

/**
 * TransactionManager lookup strategy for JOTM
 * 
 * @author kimchy
 */
public class JOTM implements TransactionManagerLookup {

    public TransactionManager getTransactionManager(CompassSettings settings) throws TransactionException {
        try {
            Class clazz = Class.forName("org.objectweb.jotm.Current");
            return (TransactionManager) clazz.getMethod("getTransactionManager").invoke(null);
        } catch (Exception e) {
            throw new TransactionException("Could not obtain JOTM transaction manager instance", e);
        }
    }

    public String getUserTransactionName() {
        return "java:comp/UserTransaction";
    }
}