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1   /*
2    * *************************************************************************************************************************************************************
3    *
4    * TheseFoolishThings: Miscellaneous utilities
5    * http://tidalwave.it/projects/thesefoolishthings
6    *
7    * Copyright (C) 2009 - 2024 by Tidalwave s.a.s. (http://tidalwave.it)
8    *
9    * *************************************************************************************************************************************************************
10   *
11   * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License.
12   * You may obtain a copy of the License at
13   *
14   *     http://www.apache.org/licenses/LICENSE-2.0
15   *
16   * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
17   * CONDITIONS OF ANY KIND, either express or implied.  See the License for the specific language governing permissions and limitations under the License.
18   *
19   * *************************************************************************************************************************************************************
20   *
21   * git clone https://bitbucket.org/tidalwave/thesefoolishthings-src
22   * git clone https://github.com/tidalwave-it/thesefoolishthings-src
23   *
24   * *************************************************************************************************************************************************************
25   */
26  package it.tidalwave.actor.annotation;
27  
28  import java.lang.annotation.Documented;
29  import java.lang.annotation.ElementType;
30  import java.lang.annotation.Retention;
31  import java.lang.annotation.RetentionPolicy;
32  import java.lang.annotation.Target;
33  
34  /***************************************************************************************************************************************************************
35   *
36   * @author  Fabrizio Giudici
37   *
38   **************************************************************************************************************************************************************/
39  @Retention(RetentionPolicy.RUNTIME)
40  @Target(ElementType.TYPE)
41  @Documented
42  public @interface Message
43    {
44      /***********************************************************************************************************************************************************
45       * Out of band messages are processed with priority, i.e. they are posted at the head of a queue rather than at
46       * the tail.
47       *
48       * @return  {@code true}  if this message is out of band
49       **********************************************************************************************************************************************************/
50      public boolean outOfBand() default false;
51  
52      /** Doesn't work, don't use it
53       * @return true */
54      public boolean daemon() default true;
55    }