/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
package org.teiid.jboss;
import java.util.concurrent.Executor;
import java.util.concurrent.ScheduledExecutorService;
import org.jboss.msc.service.Service;
import org.jboss.msc.service.StartContext;
import org.jboss.msc.service.StartException;
import org.jboss.msc.service.StopContext;
import org.jboss.msc.value.InjectedValue;
import org.teiid.deployers.VDBRepository;
import org.teiid.dqp.internal.process.DQPCore;
import org.teiid.runtime.MaterializationManager;
import org.teiid.runtime.NodeTracker;
class MaterializationManagementService implements Service<MaterializationManager> {
private ScheduledExecutorService scheduler;
private MaterializationManager manager;
protected final InjectedValue<DQPCore> dqpInjector = new InjectedValue<DQPCore>();
protected final InjectedValue<Executor> executorInjector = new InjectedValue<Executor>();
protected final InjectedValue<VDBRepository> vdbRepositoryInjector = new InjectedValue<VDBRepository>();
protected final InjectedValue<NodeTracker> nodeTrackerInjector = new InjectedValue<NodeTracker>();
private JBossLifeCycleListener shutdownListener;
public MaterializationManagementService(JBossLifeCycleListener shutdownListener, ScheduledExecutorService scheduler) {
this.shutdownListener = shutdownListener;
this.scheduler = scheduler;
}
@Override
public void start(StartContext context) throws StartException {
manager = new MaterializationManager(shutdownListener) {
@Override
public ScheduledExecutorService getScheduledExecutorService() {
return scheduler;
}
@Override
public Executor getExecutor() {
return executorInjector.getValue();
}
@Override
public DQPCore getDQP() {
return dqpInjector.getValue();
}
@Override
public VDBRepository getVDBRepository() {
return vdbRepositoryInjector.getValue();
}
};
vdbRepositoryInjector.getValue().addListener(manager);
if (nodeTrackerInjector.getValue() != null) {
nodeTrackerInjector.getValue().addNodeListener(manager);
}
}
@Override
public void stop(StopContext context) {
scheduler.shutdownNow();
vdbRepositoryInjector.getValue().removeListener(manager);
NodeTracker value = nodeTrackerInjector.getValue();
if (value != null) {
value.removeNodeListener(manager);
}
}
@Override
public MaterializationManager getValue() throws IllegalStateException, IllegalArgumentException {
return this.manager;
}
}