1 /*
2  * Copyright (C) 2020 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package android.compat.annotation;
18 
19 import static java.lang.annotation.ElementType.FIELD;
20 import static java.lang.annotation.RetentionPolicy.SOURCE;
21 
22 import java.lang.annotation.Retention;
23 import java.lang.annotation.Target;
24 
25 /**
26  * Used to indicate that a compatibility {@link ChangeId} change is used for logging only purpose.
27  * Toggling this chnge will have no effect.
28  *
29  * <p>This annotation should only be applied to change ID constants that are also annotated with
30  * {@link ChangeId}. In any other context, this annotation will have no effect.
31  *
32  * @hide
33  */
34 @Retention(SOURCE)
35 @Target({FIELD})
36 public @interface LoggingOnly {
37 }