/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2015, 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.wildfly.extension.clustering.singleton.deployment;

import org.jboss.as.controller.capability.CapabilityServiceSupport;
import org.jboss.as.server.deployment.AttachmentKey;
import org.jboss.as.server.deployment.Attachments;
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.msc.service.AbstractServiceListener;
import org.jboss.msc.service.ServiceController;
import org.jboss.msc.service.ServiceController.Mode;
import org.wildfly.clustering.singleton.SingletonPolicy;
import org.wildfly.extension.clustering.singleton.SingletonLogger;

/**
 * DUP that attaches the singleton DeploymentUnitPhaseBuilder if a deployment policy is attached.
 * @author Paul Ferraro
 */
public class SingletonDeploymentProcessor implements DeploymentUnitProcessor {

    public static final AttachmentKey<SingletonPolicy> POLICY_KEY = AttachmentKey.create(SingletonPolicy.class);

    @Override
    public void deploy(DeploymentPhaseContext context) throws DeploymentUnitProcessingException {
        DeploymentUnit unit = context.getDeploymentUnit();
        if (unit.getParent() == null) {
            SingletonPolicy policy = context.getAttachment(POLICY_KEY);
            if (policy != null) {
                CapabilityServiceSupport support = unit.getAttachment(Attachments.CAPABILITY_SERVICE_SUPPORT);
                // Ideally, we would just install the next phase using the singleton policy, however deployment unit phases do not currently support restarts
                // Restart the deployment using the attached phase builder, but only if a builder was not already attached
                if (unit.putAttachment(Attachments.DEPLOYMENT_UNIT_PHASE_BUILDER, new SingletonDeploymentUnitPhaseBuilder(support, policy)) == null) {
                    SingletonLogger.ROOT_LOGGER.singletonDeploymentDetected(policy);
                    ServiceController<?> controller = context.getServiceRegistry().getRequiredService(unit.getServiceName());
                    controller.addListener(new AbstractServiceListener<Object>() {
                        @Override
                        public void transition(final ServiceController<?> controller, final ServiceController.Transition transition) {
                            if(transition.getAfter().equals(ServiceController.Substate.DOWN)) {
                                controller.setMode(Mode.ACTIVE);
                                controller.removeListener(this);
                            }
                        }
                    });
                    controller.setMode(Mode.NEVER);
                }
            }
        }
    }

    @Override
    public void undeploy(DeploymentUnit unit) {
        // We intentionally leave any DEPLOYMENT_UNIT_PHASE_BUILDER attached to the deployment unit
    }
}

@@ -1534,30 +1534,69 @@
 service.
-AbstractServic
+LifecycleEvent;%0Aimport org.jboss.msc.service.Lifecycl
 eListene
@@ -2030,17 +2030,35 @@
 rocessor
- 
+, LifecycleListener
 %7B%0A%0A    p
@@ -3284,47 +3284,66 @@
 ner(
-new AbstractServiceListener%3CObject%3E() %7B
+this);%0A                    controller.setMode(Mode.NEVER);
 %0A   
@@ -3355,24 +3355,26 @@
         
+%7D%0A
         
 @Overrid
@@ -3361,33 +3361,29 @@
   %7D%0A        
-@Override
+    %7D
 %0A           
@@ -3375,36 +3375,47 @@
   %7D%0A        
-    
+%7D%0A
     
+%7D%0A%0A
     
+@Override%0A
     public v
@@ -3422,421 +3422,442 @@
 oid 
-transition(final ServiceController%3C?%3E controller, final ServiceController.Transition transition) %7B%0A                            if(transition.getAfter().equals(ServiceController.Substate.DOWN)) %7B%0A                                controller.setMode(Mode.ACTIVE);%0A                 
+undeploy(DeploymentUnit unit) %7B%0A        // We intentionally leave any DEPLOYMENT_UNIT_PHASE_BUILDER attached to the deployment unit%0A    %7D%0A%0A    /**%0A     * Process service State.DOWN state%0A     *%0A     * @param controller the controller%0A     * @param event      the lifecycle event%0A
      
+*/%0A
     
-      controller.removeListener(this);%0A                            %7D%0A                        %7D%0A                    %7D);%0A        
+@Override%0A    public void handleEvent(ServiceController%3C?%3E controller, LifecycleEvent event) %7B%0A        if(event.equals(LifecycleEvent.DOWN)) %7B%0A
     
@@ -3880,37 +3880,38 @@
 er.setMode(Mode.
-NE
+ACTI
 VE
-R
 );%0A             
@@ -3913,206 +3913,50 @@
     
-    %7D%0A            %7D%0A        %7D%0A    %7D%0A%0A    @Override%0A    public void undeploy(DeploymentUnit unit) %7B%0A        // We intentionally leave any DEPLOYMENT_UNIT_PHASE_BUILDER attached to the deployment unit
+controller.removeListener(this);%0A        %7D
 %0A   

Replace usage of deprecated ServiceListener with LifecycleListener in singleton deployment logic