1 /*
2  * Copyright 2021 Google LLC
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  *   https://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 package com.google.android.enterprise.connectedapps.processor.containers;
17 
18 import com.google.android.enterprise.connectedapps.annotations.CustomParcelableWrapper;
19 import com.google.android.enterprise.connectedapps.processor.GeneratorUtilities;
20 import com.google.auto.value.AutoValue;
21 import javax.lang.model.element.TypeElement;
22 
23 /** Wrapper around information contained in a {@link CustomParcelableWrapper} annotation. */
24 @AutoValue
25 public abstract class ParcelableWrapperAnnotationInfo {
26 
originalType()27   public abstract TypeElement originalType();
28 
extractFromParcelableWrapperAnnotation( Context context, CustomParcelableWrapper customParcelableWrapperAnnotation)29   public static ParcelableWrapperAnnotationInfo extractFromParcelableWrapperAnnotation(
30       Context context, CustomParcelableWrapper customParcelableWrapperAnnotation) {
31     if (customParcelableWrapperAnnotation == null) {
32       throw new NullPointerException("parcelableWrapperAnnotation must not be null");
33     }
34 
35     TypeElement originalType =
36         GeneratorUtilities.extractClassFromAnnotation(
37             context.types(), customParcelableWrapperAnnotation::originalType);
38 
39     return new AutoValue_ParcelableWrapperAnnotationInfo(originalType);
40   }
41 }
42