/*
 * JBoss, Home of Professional Open Source
 * Copyright 2015, Red Hat, Inc., and individual contributors as indicated
 * by the @authors tag.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.jboss.as.controller;

import java.util.Collections;
import java.util.List;

import org.jboss.as.controller.access.management.AccessConstraintDefinition;
import org.jboss.as.controller.descriptions.DescriptionProvider;
import org.jboss.as.controller.registry.ImmutableManagementResourceRegistration;
import org.jboss.as.controller.registry.ManagementResourceRegistration;

/**
* @author Tomaz Cerar (c) 2015 Red Hat Inc.
*/
public class DelegatingResourceDefinition implements ResourceDefinition {
    protected volatile ResourceDefinition delegate;

    protected void setDelegate(ResourceDefinition delegate) {
        this.delegate = delegate;
    }

    @Override
    public void registerOperations(ManagementResourceRegistration resourceRegistration) {
        delegate.registerOperations(resourceRegistration);
    }

    @Override
    public void registerChildren(ManagementResourceRegistration resourceRegistration) {
        delegate.registerChildren(resourceRegistration);
    }

    @Override
    public void registerAttributes(ManagementResourceRegistration resourceRegistration) {
        delegate.registerAttributes(resourceRegistration);
    }

    @Override
    public void registerNotifications(ManagementResourceRegistration resourceRegistration) {
        delegate.registerNotifications(resourceRegistration);
    }

    @Override
    public void registerCapabilities(ManagementResourceRegistration resourceRegistration) {
        delegate.registerCapabilities(resourceRegistration);
    }

    @Override
    public PathElement getPathElement() {
        return delegate.getPathElement();
    }

    @Override
    public DescriptionProvider getDescriptionProvider(ImmutableManagementResourceRegistration resourceRegistration) {
        return delegate.getDescriptionProvider(resourceRegistration);
    }

    @Override
    public List<AccessConstraintDefinition> getAccessConstraints() {
        if (delegate == null) {
            return Collections.emptyList();
        }
        return delegate.getAccessConstraints();
    }

    @Override
    public boolean isRuntime() {
        if (delegate!=null) {
            return delegate.isRuntime();
        }
        return false;
    }

    @Override
    public boolean isOrderedChild() {
        if (delegate != null) {
            return delegate.isOrderedChild();
        }
        return false;
    }
}