RtFilterSubsystemAdd.java

/*
 * RHQ Management Platform
 * Copyright (C) 2012 Red Hat, Inc.
 * All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation version 2 of the License.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
package org.rhq.helpers.rtfilter.subsystem;

import java.util.List;

import org.jboss.as.controller.AbstractBoottimeAddStepHandler;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.ServiceVerificationHandler;
import org.jboss.as.server.AbstractDeploymentChainStep;
import org.jboss.as.server.DeploymentProcessorTarget;
import org.jboss.dmr.ModelNode;
import org.jboss.msc.service.ServiceController;

import org.rhq.helpers.rtfilter.subsystem.deployment.RtFilterDeploymentUnitProcessor;

/**
 * Handler responsible for adding the rqh-rtfilter-subsystem resource to the model
 *
 * @author Ian Springer
 */
class RtFilterSubsystemAdd extends AbstractBoottimeAddStepHandler {

    static final RtFilterSubsystemAdd INSTANCE = new RtFilterSubsystemAdd();

    private RtFilterSubsystemAdd() {
    }

    /** {@inheritDoc} */
    @Override
    protected void populateModel(ModelNode operation, ModelNode model) throws OperationFailedException {
        model.setEmptyObject();
    }

    /** {@inheritDoc} */
    @Override
    public void performBoottime(OperationContext context, ModelNode operation, ModelNode model,
            ServiceVerificationHandler verificationHandler, List<ServiceController<?>> newControllers)
            throws OperationFailedException {

        // Add our deployment processor
        //see SubDeploymentProcessor for explanation of the phases
        context.addStep(new AbstractDeploymentChainStep() {
            public void execute(DeploymentProcessorTarget processorTarget) {
                processorTarget.addDeploymentProcessor(RtFilterDeploymentUnitProcessor.PHASE,
                        RtFilterDeploymentUnitProcessor.PRIORITY, new RtFilterDeploymentUnitProcessor());

            }
        }, OperationContext.Stage.RUNTIME);
    }

}