1 /* 2 * Copyright (C) 2016 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.producers.provisions; 18 19 import com.google.common.util.concurrent.ListenableFuture; 20 import dagger.producers.Producer; 21 import dagger.producers.ProducerModule; 22 import dagger.producers.Produces; 23 import dagger.producers.ProductionComponent; 24 import javax.inject.Inject; 25 import javax.inject.Qualifier; 26 27 /** Tests for requesting provisions from producers. */ 28 final class Provisions { 29 static final class InjectedClass { InjectedClass()30 @Inject InjectedClass() {} 31 } 32 33 static final class WrappedProducer<T> { 34 final Producer<T> producer; 35 WrappedProducer(Producer<T> producer)36 WrappedProducer(Producer<T> producer) { 37 this.producer = producer; 38 } 39 } 40 41 static final class Output { 42 final Producer<InjectedClass> injectedClass1; 43 final Producer<InjectedClass> injectedClass2; 44 Output(Producer<InjectedClass> injectedClass1, Producer<InjectedClass> injectedClass2)45 Output(Producer<InjectedClass> injectedClass1, Producer<InjectedClass> injectedClass2) { 46 this.injectedClass1 = injectedClass1; 47 this.injectedClass2 = injectedClass2; 48 } 49 } 50 51 @Qualifier @interface First {} 52 @Qualifier @interface Second {} 53 54 @ProducerModule 55 static final class TestModule { firstProducer( Producer<InjectedClass> injectedClass)56 @Produces @First static WrappedProducer<InjectedClass> firstProducer( 57 Producer<InjectedClass> injectedClass) { 58 return new WrappedProducer<>(injectedClass); 59 } 60 secondProducer( Producer<InjectedClass> injectedClass)61 @Produces @Second static WrappedProducer<InjectedClass> secondProducer( 62 Producer<InjectedClass> injectedClass) { 63 return new WrappedProducer<>(injectedClass); 64 } 65 output( @irst WrappedProducer<InjectedClass> producer1, @Second WrappedProducer<InjectedClass> producer2)66 @Produces static Output output( 67 @First WrappedProducer<InjectedClass> producer1, 68 @Second WrappedProducer<InjectedClass> producer2) { 69 return new Output(producer1.producer, producer2.producer); 70 } 71 } 72 73 @ProductionComponent(modules = {ExecutorModule.class, TestModule.class}) 74 interface TestComponent { output()75 ListenableFuture<Output> output(); 76 } 77 Provisions()78 private Provisions() {} 79 } 80