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      1 /*
      2  * Copyright (C) 2018 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.quickstep;
     18 
     19 import android.content.ComponentName;
     20 import android.content.Context;
     21 import android.content.pm.ApplicationInfo;
     22 import android.content.pm.InstantAppInfo;
     23 import android.content.pm.PackageManager;
     24 import android.util.Log;
     25 
     26 import com.android.launcher3.AppInfo;
     27 import com.android.launcher3.util.InstantAppResolver;
     28 
     29 import java.util.ArrayList;
     30 import java.util.List;
     31 
     32 /**
     33  * Implementation of InstantAppResolver using platform APIs
     34  */
     35 @SuppressWarnings("unused")
     36 public class InstantAppResolverImpl extends InstantAppResolver {
     37 
     38     private static final String TAG = "InstantAppResolverImpl";
     39     public static final String COMPONENT_CLASS_MARKER = "@instantapp";
     40 
     41     private final PackageManager mPM;
     42 
     43     public InstantAppResolverImpl(Context context)
     44             throws NoSuchMethodException, ClassNotFoundException {
     45         mPM = context.getPackageManager();
     46     }
     47 
     48     @Override
     49     public boolean isInstantApp(ApplicationInfo info) {
     50         return info.isInstantApp();
     51     }
     52 
     53     @Override
     54     public boolean isInstantApp(AppInfo info) {
     55         ComponentName cn = info.getTargetComponent();
     56         return cn != null && cn.getClassName().equals(COMPONENT_CLASS_MARKER);
     57     }
     58 
     59     @Override
     60     public List<ApplicationInfo> getInstantApps() {
     61         try {
     62             List<ApplicationInfo> result = new ArrayList<>();
     63             for (InstantAppInfo iai : mPM.getInstantApps()) {
     64                 ApplicationInfo info = iai.getApplicationInfo();
     65                 if (info != null) {
     66                     result.add(info);
     67                 }
     68             }
     69             return result;
     70         } catch (SecurityException se) {
     71             Log.w(TAG, "getInstantApps failed. Launcher may not be the default home app.", se);
     72         } catch (Exception e) {
     73             Log.e(TAG, "Error calling API: getInstantApps", e);
     74         }
     75         return super.getInstantApps();
     76     }
     77 }
     78