1 /* 2 * Copyright (C) 2019 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.example.atm; 18 19 import dagger.Component; 20 import javax.inject.Singleton; 21 22 /** 23 * Hand-written API for interfacing with Dagger. The command-line ATM needs a single class to 24 * execute: {@link CommandProcessor}. 25 * 26 * <p>The list of {@code modules} declares where Dagger should look, besides {@link 27 * javax.inject.Inject}-annotated constructors, to help instantiate {@link CommandProcessor} and its 28 * dependencies. 29 */ 30 @Singleton 31 @Component( 32 modules = { 33 CommandsModule.class, 34 InMemoryDatabaseModule.class, 35 UserCommandsRouter.InstallationModule.class, 36 SystemOutModule.class, 37 }) 38 interface CommandProcessorFactory { commandProcessor()39 CommandProcessor commandProcessor(); 40 create()41 static CommandProcessorFactory create() { 42 return DaggerCommandProcessorFactory.create(); 43 } 44 } 45