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 * An annotation for actors.
37 *
38 * @author Fabrizio Giudici
39 *
40 **************************************************************************************************************************************************************/
41 @Retention(RetentionPolicy.RUNTIME)
42 @Target(ElementType.TYPE)
43 @Documented
44 public @interface Actor
45 {
46 /***********************************************************************************************************************************************************
47 * @return {@code true} if the actor is thread-safe
48 **********************************************************************************************************************************************************/
49 // Too bad @ThreadSafe doesn't have runtime retention
50 public boolean threadSafe() default true;
51
52 /***********************************************************************************************************************************************************
53 * The initial priority for the threads that will execute the code of the annotated actor.
54 *
55 * @return the initial priority of the actor
56 **********************************************************************************************************************************************************/
57 public int initialPriority() default Thread.NORM_PRIORITY;
58 }