/*
 * 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.apache.karaf.cellar.core.event;

import java.util.List;

import org.apache.karaf.cellar.core.Handler;
import org.apache.karaf.cellar.core.HandlerRegistry;

public interface EventHandlerRegistry<E extends Event> extends HandlerRegistry<E, EventHandler<E>> {

    /**
     * Return the cluster {@code EventHandler} for a given cluster {@code Event}.
     *
     * @param event the cluster event to handle.
     * @return the cluster event handler to use.
     */
    @Override
    public EventHandler<E> getHandler(E event);

    /**
     * Return list of the cluster {@code EventHandler} for a given cluster {@code Event}.
     *
     * @param event the cluster event to handle.
     * @return list of the cluster event handlers to use.
     */
    @Override
    public List<EventHandler<E>> getHandlers(E event);
   

}
