org.fabric3.implementation.timer.runtime.TransactionalIntervalTask Maven / Gradle / Ivy
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/*
* Fabric3
* Copyright (c) 2009-2015 Metaform Systems
*
* 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.
* Portions originally based on Apache Tuscany 2007
* licensed under the Apache 2.0 license.
*/
package org.fabric3.implementation.timer.runtime;
import javax.transaction.HeuristicMixedException;
import javax.transaction.HeuristicRollbackException;
import javax.transaction.NotSupportedException;
import javax.transaction.RollbackException;
import javax.transaction.SystemException;
import javax.transaction.TransactionManager;
import java.lang.reflect.Method;
import org.fabric3.spi.container.wire.InvocationRuntimeException;
import org.fabric3.timer.spi.Task;
import org.oasisopen.sca.ServiceRuntimeException;
/**
* A {@link Task} implementation that returns the next firing interval by calling a nextInterval
method on the timer component
* implementation in the context of a transaction.
*/
public class TransactionalIntervalTask extends NonTransactionalIntervalTask {
private TransactionManager tm;
private InvokerMonitor monitor;
public TransactionalIntervalTask(TimerComponent component, Runnable delegate, Method method, TransactionManager tm, InvokerMonitor monitor)
throws NoSuchMethodException {
super(component, delegate, method, monitor);
this.tm = tm;
this.monitor = monitor;
}
public long nextInterval() {
try {
tm.begin();
long value = super.nextInterval();
tm.commit();
return value;
} catch (NotSupportedException | HeuristicMixedException | RollbackException | HeuristicRollbackException | SystemException e) {
monitor.executeError(e);
// propagate to the scheduler
throw new ServiceRuntimeException(e);
} catch (InvocationRuntimeException e) {
// already been sent to the monitor from the super method
try {
tm.rollback();
} catch (SystemException ex) {
monitor.executeError(ex);
}
throw e;
} catch (RuntimeException e) {
monitor.executeError(e);
try {
tm.rollback();
} catch (SystemException ex) {
monitor.executeError(ex);
}
// propagate to the scheduler
throw new ServiceRuntimeException(e);
}
}
}
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