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/*
 * JBoss, Home of Professional Open Source
 * Copyright 2010, Red Hat, Inc., and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * 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.weld.bootstrap.api;

import java.util.Collection;
import java.util.Set;
import java.util.Map.Entry;

/**
 * A service registry
 *
 * @author Pete Muir
 *
 */
public interface ServiceRegistry extends Iterable {

    /**
     * Add a service
     *
     * @see Service
     *
     * @param  the service type to add
     * @param serviceType the service type to add
     * @param service the service implementation
     */
     void add(Class type, S service);

    /**
     * Add services
     *
     * @param services
     */
    void addAll(Collection, Service>> services);

    Set, Service>> entrySet();

    /**
     * Retrieve a service implementation
     *
     * @param  the service type
     * @param serviceType the service type
     * @return the service implementation, or null if none is registered
     */
     S get(Class type);

    /**
     * Check if a service is registered
     *
     * @param  the service type
     * @param serviceType the service type
     * @return true if a service is registered, otherwise false
     */
     boolean contains(Class type);

    /**
     * Clear up the services registered, by calling {@link Service#cleanup()} on each registered service
     */
    void cleanup();

    /**
     * Clean up {@link BootstrapService}s by calling {@link BootstrapService#cleanupAfterBoot()} on each registered
     * {@link BootstrapService}.
     */
    void cleanupAfterBoot();
}