1 /*
2  * Copyright (C) 2019 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.car.annotation;
18 
19 import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
20 import static java.lang.annotation.ElementType.FIELD;
21 import static java.lang.annotation.ElementType.TYPE;
22 import static java.lang.annotation.RetentionPolicy.SOURCE;
23 
24 import java.lang.annotation.Retention;
25 import java.lang.annotation.Target;
26 
27 /**
28  * This is for experimental features. Note that experimental feature will not be allowed for user
29  * build and experimental features will not be part of car API. But this annotation is provided
30  * to mark it in separate library, which will be typically static library.
31  *
32  * <p>Note that experimental feature can become official feature later.
33  *
34  * @hide
35  */
36 @Retention(SOURCE)
37 @Target({ANNOTATION_TYPE, FIELD, TYPE})
38 public @interface ExperimentalFeature {
39 }
40