/*
* JBoss, Home of Professional Open Source.
* Copyright 2012, 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.clustering.jgroups.subsystem;
import java.util.EnumMap;
import java.util.EnumSet;
import java.util.Map;
import java.util.function.UnaryOperator;
import org.jboss.as.clustering.controller.Capability;
import org.jboss.as.clustering.controller.CapabilityReference;
import org.jboss.as.clustering.controller.DefaultSubsystemDescribeHandler;
import org.jboss.as.clustering.controller.ManagementResourceRegistration;
import org.jboss.as.clustering.controller.RequirementCapability;
import org.jboss.as.clustering.controller.ResourceDescriptor;
import org.jboss.as.clustering.controller.SimpleResourceRegistration;
import org.jboss.as.clustering.controller.SubsystemRegistration;
import org.jboss.as.clustering.controller.ResourceServiceHandler;
import org.jboss.as.clustering.controller.SubsystemResourceDefinition;
import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.ModelVersion;
import org.jboss.as.controller.PathElement;
import org.jboss.as.controller.SimpleAttributeDefinitionBuilder;
import org.jboss.as.controller.registry.AttributeAccess;
import org.jboss.as.controller.transform.description.DiscardAttributeChecker;
import org.jboss.as.controller.transform.description.ResourceTransformationDescriptionBuilder;
import org.jboss.as.controller.transform.description.TransformationDescription;
import org.jboss.as.controller.transform.description.TransformationDescriptionBuilder;
import org.jboss.dmr.ModelType;
import org.wildfly.clustering.jgroups.spi.JGroupsRequirement;
import org.wildfly.clustering.spi.ClusteringRequirement;
/**
* The root resource of the JGroups subsystem.
*
* @author Richard Achmatowicz (c) 2012 Red Hat Inc.
*/
public class JGroupsSubsystemResourceDefinition extends SubsystemResourceDefinition<SubsystemRegistration> {
public static final PathElement PATH = pathElement(JGroupsExtension.SUBSYSTEM_NAME);
static final Map<JGroupsRequirement, Capability> CAPABILITIES = new EnumMap<>(JGroupsRequirement.class);
static {
EnumSet.allOf(JGroupsRequirement.class).forEach(requirement -> CAPABILITIES.put(requirement, new RequirementCapability(requirement.getDefaultRequirement())));
}
static final Map<ClusteringRequirement, Capability> CLUSTERING_CAPABILITIES = new EnumMap<>(ClusteringRequirement.class);
static {
EnumSet.allOf(ClusteringRequirement.class).forEach(requirement -> CLUSTERING_CAPABILITIES.put(requirement, new RequirementCapability(requirement.getDefaultRequirement(), builder -> builder.setAllowMultipleRegistrations(true))));
}
public enum Attribute implements org.jboss.as.clustering.controller.Attribute {
DEFAULT_CHANNEL("default-channel", ModelType.STRING, builder -> builder.setCapabilityReference(new CapabilityReference(CAPABILITIES.get(JGroupsRequirement.CHANNEL_FACTORY), JGroupsRequirement.CHANNEL_FACTORY))),
@Deprecated DEFAULT_STACK("default-stack", ModelType.STRING, builder -> builder.setDeprecated(JGroupsModel.VERSION_3_0_0.getVersion())),
;
private final AttributeDefinition definition;
Attribute(String name, ModelType type, UnaryOperator<SimpleAttributeDefinitionBuilder> configurator) {
this.definition = configurator.apply(new SimpleAttributeDefinitionBuilder(name, type)
.setRequired(false)
.setAllowExpression(false)
.setFlags(AttributeAccess.Flag.RESTART_RESOURCE_SERVICES)
.setXmlName(XMLAttribute.DEFAULT.getLocalName())
).build();
}
@Override
public AttributeDefinition getDefinition() {
return this.definition;
}
}
static TransformationDescription buildTransformers(ModelVersion version) {
ResourceTransformationDescriptionBuilder builder = TransformationDescriptionBuilder.Factory.createSubsystemInstance();
if (JGroupsModel.VERSION_3_0_0.requiresTransformation(version)) {
builder.getAttributeBuilder()
// The attribute is always discarded, the children will drive rejection/discardation
.setDiscard(DiscardAttributeChecker.ALWAYS, Attribute.DEFAULT_CHANNEL.getDefinition())
.end();
}
ChannelResourceDefinition.buildTransformation(version, builder);
StackResourceDefinition.buildTransformation(version, builder);
return builder.build();
}
JGroupsSubsystemResourceDefinition() {
super(PATH, new JGroupsResourceDescriptionResolver());
}
@Override
public void register(SubsystemRegistration parentRegistration) {
ManagementResourceRegistration registration = parentRegistration.registerSubsystemModel(this);
new DefaultSubsystemDescribeHandler().register(registration);
// registration.registerOperationHandler(GenericSubsystemDescribeHandler.DEFINITION, GenericSubsystemDescribeHandler.INSTANCE);
ResourceDescriptor descriptor = new ResourceDescriptor(this.getResourceDescriptionResolver())
.addAttributes(Attribute.class)
.addCapabilities(model -> model.hasDefined(Attribute.DEFAULT_CHANNEL.getName()), CAPABILITIES.values())
.addCapabilities(model -> model.hasDefined(Attribute.DEFAULT_CHANNEL.getName()), CLUSTERING_CAPABILITIES.values())
;
ResourceServiceHandler handler = new JGroupsSubsystemServiceHandler();
new SimpleResourceRegistration(descriptor, handler).register(registration);
new ChannelResourceDefinition().register(registration);
new StackResourceDefinition().register(registration);
}
}