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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements. See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache license, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License. You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the license for the specific language governing permissions and
15   * limitations under the license.
16   */
17  package org.apache.logging.log4j.core.appender.rolling;
18  
19  import org.apache.logging.log4j.core.appender.rolling.action.Action;
20  
21  /**
22   * Description of actions needed to complete rollover.
23   */
24  public interface RolloverDescription {
25      /**
26       * Active log file name after rollover.
27       *
28       * @return active log file name after rollover.
29       */
30      String getActiveFileName();
31  
32      /**
33       * Specifies if active file should be opened for appending.
34       *
35       * @return if true, active file should be opened for appending.
36       */
37      boolean getAppend();
38  
39      /**
40       * Action to be completed after close of current active log file
41       * before returning control to caller.
42       *
43       * @return action, may be null.
44       */
45      Action getSynchronous();
46  
47      /**
48       * Action to be completed after close of current active log file
49       * and before next rollover attempt, may be executed asynchronously.
50       *
51       * @return action, may be null.
52       */
53      Action getAsynchronous();
54  }