xref: /aosp_15_r20/external/dagger2/javatests/dagger/functional/binds/subpackage/ExposedModule.java (revision f585d8a307d0621d6060bd7e80091fdcbf94fe27)
1 /*
2  * Copyright (C) 2017 The Dagger Authors.
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 dagger.functional.binds.subpackage;
18 
19 import dagger.Binds;
20 import dagger.Module;
21 import dagger.Provides;
22 import dagger.multibindings.ElementsIntoSet;
23 import dagger.multibindings.IntoSet;
24 import java.util.ArrayList;
25 import java.util.Arrays;
26 import java.util.Collection;
27 import java.util.List;
28 import java.util.Set;
29 import javax.inject.Provider;
30 import javax.inject.Singleton;
31 
32 @Module
33 public abstract class ExposedModule {
34   @Binds
notExposed(NotExposed notExposed)35   abstract Exposed notExposed(NotExposed notExposed);
36 
37   @Provides
38   @Singleton // force a rawtypes Provider
notExposedList()39   static List<NotExposed> notExposedList() {
40     return new ArrayList<>();
41   }
42 
43   @Binds
bindList(List<NotExposed> notExposedList)44   abstract List<? extends Exposed> bindList(List<NotExposed> notExposedList);
45 
46   @Binds
bindExposedInjectsMembers( NotExposedInjectsMembers notExposedInjectsMembers)47   abstract ExposedInjectsMembers bindExposedInjectsMembers(
48       NotExposedInjectsMembers notExposedInjectsMembers);
49 
50   @Provides
provideNotExposedCollection(NotExposed notExposed)51   static Collection<NotExposed> provideNotExposedCollection(NotExposed notExposed) {
52     return Arrays.<NotExposed>asList(notExposed);
53   }
54 
55   @Provides
56   @IntoSet // This is needed to ensure a provider field gets created for providing the Collection.
provideNotExposed(Provider<Collection<NotExposed>> collectionProvider)57   static NotExposed provideNotExposed(Provider<Collection<NotExposed>> collectionProvider) {
58     return collectionProvider.get().iterator().next();
59   }
60 
61   @Binds
62   @ElementsIntoSet
bindCollectionOfNotExposeds(Collection<NotExposed> collection)63   abstract Set<NotExposed> bindCollectionOfNotExposeds(Collection<NotExposed> collection);
64 
65   @Provides
provideString(Set<NotExposed> setOfFoo)66   static String provideString(Set<NotExposed> setOfFoo) {
67     return "not exposed";
68   }
69 }
70