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     */
017    
018    package org.apache.commons.daemon;
019    
020    
021    /**
022     * Interface which defines methods needed by the DaemonLoader.
023     * 
024     * @author Pier Fumagalli
025     * @version 1.0 <i>(SVN $Revision: 925054 $)</i>
026     */
027    public interface DaemonController
028    {
029    
030        /**
031         * Shutdown the daemon.     
032         */
033        public void shutdown()
034            throws IllegalStateException;
035    
036        /**
037         * Reload daemon
038         */
039        public void reload()
040            throws IllegalStateException;
041    
042        /**
043         * Shudown daemon and log failed message.
044         */
045        public void fail()
046            throws IllegalStateException;
047    
048        /**
049         * Shudown daemon and log failed message.
050         */
051        public void fail(String message)
052            throws IllegalStateException;
053    
054        /**
055         * Shudown daemon and log failed message.
056         */
057        public void fail(Exception exception)
058            throws IllegalStateException;
059    
060        /**
061         * Shudown daemon and log failed message.
062         */
063        public void fail(String message, Exception exception)
064            throws IllegalStateException;
065    
066    }
067