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.activemq.broker.scheduler;
018
019import org.apache.activemq.util.ByteSequence;
020
021/**
022 * Job event listener interface. Provides event points for Job related events
023 * such as job ready events.
024 */
025public interface JobListener {
026
027    /**
028     * A Job that has been scheduled is now ready to be fired.  The Job is passed
029     * in its raw byte form and must be un-marshaled before being delivered.
030     *
031     * @param jobId
032     *        The unique Job Id of the Job that is ready to fire.
033     * @param job
034     *        The job that is now ready, delivered in byte form.
035     */
036    public void scheduledJob(String id, ByteSequence job);
037
038}