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ExpressionTestManagementService.java
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ExpressionTestManagementService.java
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/*
* JBoss, Home of Professional Open Source.
* Copyright 2013, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This 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 software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.test.integration.management.api.expression;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.ThreadFactory;
import org.jboss.as.controller.ModelController;
import org.jboss.as.controller.client.ModelControllerClient;
import org.jboss.as.server.Services;
import org.jboss.logging.Logger;
import org.jboss.msc.service.Service;
import org.jboss.msc.service.ServiceActivator;
import org.jboss.msc.service.ServiceActivatorContext;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.ServiceRegistryException;
import org.jboss.msc.service.StartContext;
import org.jboss.msc.service.StartException;
import org.jboss.msc.service.StopContext;
import org.jboss.msc.value.InjectedValue;
/**
* The idea and the most part of the code taken from:
* http://management-platform.blogspot.cz/2012/07/co-located-management-client-for.html
* The service loading problem seems to still exist: https://issues.jboss.org/browse/AS7-5172
*/
public class ExpressionTestManagementService implements ServiceActivator {
private static final Logger log = Logger.getLogger(ExpressionTestManagementService.class);
private static volatile ModelController controller;
private static volatile ExecutorService executor;
public static ModelControllerClient getTestExpressionClient() {
ModelControllerClient client = controller.createClient(executor);
log.debug("Returning controller: " + controller + " and client " + client);
return client;
}
@Override
public void activate(ServiceActivatorContext context) throws ServiceRegistryException {
log.info("Activating service " + ExpressionTestManagementService.class.getName());
final GetModelControllerService service = new GetModelControllerService();
context
.getServiceTarget()
.addService(ServiceName.of("expresion-test-management", "client", "getter"), service)
.addDependency(Services.JBOSS_SERVER_CONTROLLER, ModelController.class, service.modelControllerValue)
.install();
}
private class GetModelControllerService implements Service<Void> {
private final Logger log = Logger.getLogger(GetModelControllerService.class);
private InjectedValue<ModelController> modelControllerValue = new InjectedValue<ModelController>();
@Override
public Void getValue() throws IllegalStateException, IllegalArgumentException {
return null;
}
@Override
public void start(StartContext context) throws StartException {
ExpressionTestManagementService.executor = Executors.newFixedThreadPool(5, new ThreadFactory() {
@Override
public Thread newThread(Runnable r) {
Thread t = new Thread(r);
t.setDaemon(true);
t.setName("ManagementServiceModelControllerClientThread");
return t;
}
});
ExpressionTestManagementService.controller = modelControllerValue.getValue();
log.info(GetModelControllerService.class.getSimpleName() + " service started");
}
@Override
public void stop(StopContext context) {
try {
ExpressionTestManagementService.executor.shutdownNow();
} finally {
ExpressionTestManagementService.executor = null;
ExpressionTestManagementService.controller = null;
}
log.info(GetModelControllerService.class.getSimpleName() + " service stopped");
}
}
}