org.apache.camel.cdi.transaction.NestedJtaTransactionPolicy Maven / Gradle / Ivy

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/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.camel.cdi.transaction;

import javax.inject.Named;
import javax.transaction.Transaction;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

@Named("PROPAGATION_NESTED")
public class NestedJtaTransactionPolicy extends TransactionalJtaTransactionPolicy {

    private final Logger logger = LoggerFactory.getLogger(NestedJtaTransactionPolicy.class.getCanonicalName());

    @Override
    public void run(final Runnable runnable) throws Throwable {
        Transaction suspendedTransaction = null;
        boolean rollback = false;
        try {
            suspendedTransaction = suspendTransaction();
            runWithTransaction(runnable, true);
        } catch (Throwable e) {
            rollback = true;
            throw e;
        } finally {
            try {
                if (rollback) {
                    rollback(false);
                }
            } catch (Exception e) {
                logger.warn("Could not do rollback of outer transaction", e);
            }
            try {
                resumeTransaction(suspendedTransaction);
            } catch (Exception e) {
                logger.warn("Could not resume outer transaction", e);
            }
        }
    }
}