org.activiti.engine.impl.interceptor.JtaRetryInterceptor Maven / Gradle / Ivy
/* 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.activiti.engine.impl.interceptor;
import org.activiti.engine.ActivitiException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.transaction.Status;
import javax.transaction.SystemException;
import javax.transaction.TransactionManager;
/**
* We cannot perform a retry if we are called in an existing transaction. In that case, the transaction will be marked "rollback-only" after the first ActivitiOptimisticLockingException.
*
*/
public class JtaRetryInterceptor extends RetryInterceptor {
private final Logger log = LoggerFactory.getLogger(JtaRetryInterceptor.class);
protected final TransactionManager transactionManager;
public JtaRetryInterceptor(TransactionManager transactionManager) {
this.transactionManager = transactionManager;
}
@Override
public T execute(CommandConfig config, Command command) {
if (calledInsideTransaction()) {
log.trace("Called inside transaction, skipping the retry interceptor.");
return next.execute(config, command);
} else {
return super.execute(config, command);
}
}
protected boolean calledInsideTransaction() {
try {
return transactionManager.getStatus() != Status.STATUS_NO_TRANSACTION;
} catch (SystemException e) {
throw new ActivitiException("Could not determine the current status of the transaction manager: " + e.getMessage(), e);
}
}
}