/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2014, 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.txn.ee.concurrency;

import org.jboss.as.ee.component.Attachments;
import org.jboss.as.ee.component.ComponentConfiguration;
import org.jboss.as.ee.component.ComponentConfigurator;
import org.jboss.as.ee.component.ComponentDescription;
import org.jboss.as.ee.component.EEModuleDescription;
import org.jboss.as.server.deployment.DeploymentPhaseContext;
import org.jboss.as.server.deployment.DeploymentUnit;
import org.jboss.as.server.deployment.DeploymentUnitProcessingException;
import org.jboss.as.server.deployment.DeploymentUnitProcessor;
import org.jboss.as.txn.service.TransactionManagerService;

import javax.transaction.TransactionManager;

/**
 * Processor which adds the {@link  org.jboss.as.ee.concurrent.handle.ContextHandleFactory} to the deployment component's EE Concurrency configuration.
 *
 * @author Eduardo Martins
 */
public class EEConcurrencyContextHandleFactoryProcessor implements DeploymentUnitProcessor {

    @Override
    public void deploy(DeploymentPhaseContext phaseContext) throws DeploymentUnitProcessingException {
        final DeploymentUnit deploymentUnit = phaseContext.getDeploymentUnit();
        final EEModuleDescription eeModuleDescription = deploymentUnit.getAttachment(Attachments.EE_MODULE_DESCRIPTION);
        if (eeModuleDescription == null) {
            return;
        }
        final ComponentConfigurator componentConfigurator = new ComponentConfigurator() {
            @Override
            public void configure(DeploymentPhaseContext context, ComponentDescription description, final ComponentConfiguration configuration) throws DeploymentUnitProcessingException {
                final TransactionLeakContextHandleFactory transactionLeakContextHandleFactory = new TransactionLeakContextHandleFactory();
                context.addDependency(TransactionManagerService.SERVICE_NAME, TransactionManager.class, transactionLeakContextHandleFactory);
                configuration.getConcurrentContext().addFactory(transactionLeakContextHandleFactory);
            }
        };
        for (ComponentDescription componentDescription : eeModuleDescription.getComponentDescriptions()) {
            componentDescription.getConfigurators().add(componentConfigurator);
        }
    }

    @Override
    public void undeploy(DeploymentUnit context) {
    }
}
