/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2013, 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.ee.subsystem;

import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.OperationStepHandler;
import org.jboss.as.controller.PathElement;
import org.jboss.as.controller.ReloadRequiredWriteAttributeHandler;
import org.jboss.as.controller.ServiceRemoveStepHandler;
import org.jboss.as.controller.SimpleAttributeDefinition;
import org.jboss.as.controller.SimpleAttributeDefinitionBuilder;
import org.jboss.as.controller.SimpleResourceDefinition;
import org.jboss.as.controller.capability.RuntimeCapability;
import org.jboss.as.controller.operations.validation.IntRangeValidator;
import org.jboss.as.controller.operations.validation.StringLengthValidator;
import org.jboss.as.controller.registry.AttributeAccess;
import org.jboss.as.controller.registry.ManagementResourceRegistration;
import org.jboss.as.ee.concurrent.ManagedThreadFactoryImpl;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.ModelType;

/**
 * @author Eduardo Martins
 */
public class ManagedThreadFactoryResourceDefinition extends SimpleResourceDefinition {

    /**
     * the resource definition's dynamic runtime capability
     */
    public static final RuntimeCapability<Void> CAPABILITY = RuntimeCapability.Builder.of("org.wildfly.ee.concurrent.thread-factory", true, ManagedThreadFactoryImpl.class)
            .build();

    public static final String JNDI_NAME = "jndi-name";
    public static final String CONTEXT_SERVICE = "context-service";
    public static final String PRIORITY = "priority";

    public static final SimpleAttributeDefinition JNDI_NAME_AD =
            new SimpleAttributeDefinitionBuilder(JNDI_NAME, ModelType.STRING, false)
                    .setAllowExpression(true)
                    .setFlags(AttributeAccess.Flag.RESTART_RESOURCE_SERVICES)
                    .build();

    public static final SimpleAttributeDefinition CONTEXT_SERVICE_AD =
            new SimpleAttributeDefinitionBuilder(CONTEXT_SERVICE, ModelType.STRING, true)
                    .setAllowExpression(false)
                    .setValidator(new StringLengthValidator(0,true))
                    .setFlags(AttributeAccess.Flag.RESTART_RESOURCE_SERVICES)
                    .setCapabilityReference(ContextServiceResourceDefinition.CAPABILITY.getName(), CAPABILITY)
                    .build();

    public static final SimpleAttributeDefinition PRIORITY_AD =
            new SimpleAttributeDefinitionBuilder(PRIORITY, ModelType.INT, true)
                    .setAllowExpression(true)
                    .setValidator(new IntRangeValidator(Thread.MIN_PRIORITY, Thread.MAX_PRIORITY, true, true))
                    .setDefaultValue(new ModelNode(Thread.NORM_PRIORITY))
                    .setFlags(AttributeAccess.Flag.RESTART_RESOURCE_SERVICES)
                    .build();

    static final SimpleAttributeDefinition[] ATTRIBUTES = {JNDI_NAME_AD, CONTEXT_SERVICE_AD, PRIORITY_AD};

    public static final ManagedThreadFactoryResourceDefinition INSTANCE = new ManagedThreadFactoryResourceDefinition();

    private ManagedThreadFactoryResourceDefinition() {
        super(new SimpleResourceDefinition.Parameters(PathElement.pathElement(EESubsystemModel.MANAGED_THREAD_FACTORY), EeExtension.getResourceDescriptionResolver(EESubsystemModel.MANAGED_THREAD_FACTORY))
                .setAddHandler(ManagedThreadFactoryAdd.INSTANCE)
                .setRemoveHandler(new ServiceRemoveStepHandler(ManagedThreadFactoryAdd.INSTANCE))
                .addCapabilities(CAPABILITY));
    }

    @Override
    public void registerAttributes(ManagementResourceRegistration resourceRegistration) {
        OperationStepHandler writeHandler = new ReloadRequiredWriteAttributeHandler(ATTRIBUTES);
        for (AttributeDefinition attr : ATTRIBUTES) {
            resourceRegistration.registerReadWriteAttribute(attr, null, writeHandler);
        }
    }
}
