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 com.android.systemui.recents; 18 19 import android.content.Context; 20 21 import com.android.systemui.R; 22 import com.android.systemui.dagger.ContextComponentHelper; 23 24 import dagger.Binds; 25 import dagger.Module; 26 import dagger.Provides; 27 import dagger.multibindings.ClassKey; 28 import dagger.multibindings.IntoMap; 29 30 /** 31 * Dagger injection module for {@link RecentsImplementation} 32 */ 33 @Module 34 public abstract class RecentsModule { 35 36 /** 37 * @return The {@link RecentsImplementation} from the config. 38 */ 39 @Provides provideRecentsImpl(Context context, ContextComponentHelper componentHelper)40 public static RecentsImplementation provideRecentsImpl(Context context, 41 ContextComponentHelper componentHelper) { 42 final String clsName = context.getString(R.string.config_recentsComponent); 43 if (clsName == null || clsName.length() == 0) { 44 throw new RuntimeException("No recents component configured", null); 45 } 46 RecentsImplementation impl = componentHelper.resolveRecents(clsName); 47 48 if (impl == null) { 49 Class<?> cls = null; 50 try { 51 cls = context.getClassLoader().loadClass(clsName); 52 } catch (Throwable t) { 53 throw new RuntimeException("Error loading recents component: " + clsName, t); 54 } 55 try { 56 impl = (RecentsImplementation) cls.newInstance(); 57 } catch (Throwable t) { 58 throw new RuntimeException("Error creating recents component: " + clsName, t); 59 } 60 } 61 62 return impl; 63 } 64 65 /** */ 66 @Binds 67 @IntoMap 68 @ClassKey(OverviewProxyRecentsImpl.class) bindOverviewProxyRecentsImpl( OverviewProxyRecentsImpl impl)69 public abstract RecentsImplementation bindOverviewProxyRecentsImpl( 70 OverviewProxyRecentsImpl impl); 71 } 72