org.jboss.as.clustering.jgroups.subsystem.RemoteSiteResourceDefinition Maven / Gradle / Ivy

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/*
 * Copyright The WildFly Authors
 * SPDX-License-Identifier: Apache-2.0
 */
package org.jboss.as.clustering.jgroups.subsystem;

import java.util.function.UnaryOperator;

import org.jboss.as.clustering.controller.BinaryCapabilityNameResolver;
import org.jboss.as.clustering.controller.CapabilityReference;
import org.jboss.as.clustering.controller.ChildResourceDefinition;
import org.jboss.as.clustering.controller.ResourceDescriptor;
import org.jboss.as.clustering.controller.ResourceServiceConfiguratorFactory;
import org.jboss.as.clustering.controller.ResourceServiceHandler;
import org.jboss.as.clustering.controller.RestartParentResourceRegistrar;
import org.jboss.as.clustering.controller.SimpleResourceServiceHandler;
import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.PathElement;
import org.jboss.as.controller.SimpleAttributeDefinitionBuilder;
import org.jboss.as.controller.capability.RuntimeCapability;
import org.jboss.as.controller.registry.AttributeAccess;
import org.jboss.as.controller.registry.ManagementResourceRegistration;
import org.jboss.dmr.ModelType;
import org.wildfly.clustering.jgroups.spi.JGroupsRequirement;

/**
 * Resource definition for subsystem=jgroups/stack=X/relay=RELAY/remote-site=Y
 *
 * @author Paul Ferraro
 */
public class RemoteSiteResourceDefinition extends ChildResourceDefinition {

    static final PathElement WILDCARD_PATH = pathElement(PathElement.WILDCARD_VALUE);

    static PathElement pathElement(String name) {
        return PathElement.pathElement("remote-site", name);
    }

    enum Capability implements org.jboss.as.clustering.controller.Capability {
        REMOTE_SITE("org.wildfly.clustering.jgroups.remote-site"),
        ;
        private final RuntimeCapability definition;

        Capability(String name) {
            this.definition = RuntimeCapability.Builder.of(name, true).setDynamicNameMapper(BinaryCapabilityNameResolver.GRANDPARENT_CHILD).build();
        }

        @Override
        public RuntimeCapability getDefinition() {
            return this.definition;
        }
    }

    enum Attribute implements org.jboss.as.clustering.controller.Attribute, UnaryOperator {
        CHANNEL("channel", ModelType.STRING) {
            @Override
            public SimpleAttributeDefinitionBuilder apply(SimpleAttributeDefinitionBuilder builder) {
                return builder.setCapabilityReference(new CapabilityReference(Capability.REMOTE_SITE, JGroupsRequirement.CHANNEL_SOURCE));
            }
        },
        ;

        private final AttributeDefinition definition;

        Attribute(String name, ModelType type) {
            this.definition = this.apply(new SimpleAttributeDefinitionBuilder(name, type)
                    .setRequired(true)
                    .setFlags(AttributeAccess.Flag.RESTART_RESOURCE_SERVICES)
                    ).build();
        }

        @Override
        public AttributeDefinition getDefinition() {
            return this.definition;
        }
    }

    private final ResourceServiceConfiguratorFactory parentServiceConfiguratorFactory;

    RemoteSiteResourceDefinition(ResourceServiceConfiguratorFactory parentServiceConfiguratorFactory) {
        super(WILDCARD_PATH, JGroupsExtension.SUBSYSTEM_RESOLVER.createChildResolver(WILDCARD_PATH));
        this.parentServiceConfiguratorFactory = parentServiceConfiguratorFactory;
    }

    @Override
    public ManagementResourceRegistration register(ManagementResourceRegistration parent) {
        ManagementResourceRegistration registration = parent.registerSubModel(this);

        ResourceDescriptor descriptor = new ResourceDescriptor(this.getResourceDescriptionResolver())
                .addAttributes(Attribute.class)
                .addCapabilities(Capability.class)
                ;
        ResourceServiceHandler handler = new SimpleResourceServiceHandler(RemoteSiteConfigurationServiceConfigurator::new);
        new RestartParentResourceRegistrar(this.parentServiceConfiguratorFactory, descriptor, handler).register(registration);

        return registration;
    }
}