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1   package org.apache.turbine.modules;
2   
3   
4   /*
5    * Licensed to the Apache Software Foundation (ASF) under one
6    * or more contributor license agreements.  See the NOTICE file
7    * distributed with this work for additional information
8    * regarding copyright ownership.  The ASF licenses this file
9    * to you under the Apache License, Version 2.0 (the
10   * "License"); you may not use this file except in compliance
11   * with the License.  You may obtain a copy of the License at
12   *
13   *   http://www.apache.org/licenses/LICENSE-2.0
14   *
15   * Unless required by applicable law or agreed to in writing,
16   * software distributed under the License is distributed on an
17   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
18   * KIND, either express or implied.  See the License for the
19   * specific language governing permissions and limitations
20   * under the License.
21   */
22  
23  
24  // Turbine Scheduler Classes
25  
26  import org.apache.turbine.services.schedule.JobEntry;
27  
28  /**
29   * All Scheduled jobs should implement this.  The class that implements
30   * ScheduledJob should contain the code that you actually want to
31   * execute at a specific time.  The name of this class is what you
32   * register in the JobEntry.
33   *
34   * @author <a href="mailto:mbryson@mindspring.com">Dave Bryson</a>
35   * @version $Id$
36   */
37  @FunctionalInterface
38  public interface ScheduledJob extends Assembler
39  {
40      /** Prefix for scheduler job related classes */
41      String PREFIX = "scheduledjobs";
42  
43      /** The key for the scheduler job cache size if module caching is on. */
44      String CACHE_SIZE_KEY = "scheduledjob.cache.size";
45  
46      /** The default size of the scheduler job cache if module caching is on. */
47      int CACHE_SIZE_DEFAULT = 10;
48  
49      /** Represents Scheduled Job Objects */
50      String NAME = "scheduledjob";
51  
52      /**
53       * Run the Jobentry from the scheduler queue.
54       *
55       * @param job The job to run.
56       * @throws Exception if something goes wrong
57       */
58      void run(JobEntry job) throws Exception;
59  }