001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.camel;
018
019/**
020 * A {@link org.apache.camel.Service} which is capable of being shut down.
021 * <p/>
022 * This is useful for services which need more fine grained control when the {@link CamelContext} is shutting down.
023 * This allows customization of behavior when stopping or shutting down.
024 * <p/>
025 * For example to shutdown thread pools during shutdown and <b>not</b> at CamelContext termination.
026 */
027public interface ShutdownableService extends Service {
028
029    /**
030     * Shutdown the service, which means it cannot be started again.
031     *
032     * @throws RuntimeCamelException is thrown if shutdown failed
033     */
034    void shutdown();
035
036}