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      1 /*
      2  * Copyright (C) 2016 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.settings.applications;
     18 
     19 import android.content.ComponentName;
     20 import android.content.Intent;
     21 import android.content.IntentFilter;
     22 import android.content.pm.ApplicationInfo;
     23 import android.content.pm.IPackageDeleteObserver;
     24 import android.content.pm.PackageManager;
     25 import android.content.pm.ResolveInfo;
     26 import android.os.UserHandle;
     27 import android.os.storage.VolumeInfo;
     28 
     29 import java.util.List;
     30 
     31 /**
     32  * This interface replicates a subset of the android.content.pm.PackageManager (PM). The interface
     33  * exists so that we can use a thin wrapper around the PM in production code and a mock in tests.
     34  * We cannot directly mock or shadow the PM, because some of the methods we rely on are newer than
     35  * the API version supported by Robolectric.
     36  */
     37 public interface PackageManagerWrapper {
     38 
     39     /**
     40      * Returns the real {@code PackageManager} object.
     41      */
     42     PackageManager getPackageManager();
     43 
     44     /**
     45      * Calls {@code PackageManager.getInstalledApplicationsAsUser()}.
     46      *
     47      * @see android.content.pm.PackageManager#getInstalledApplicationsAsUser
     48      */
     49     List<ApplicationInfo> getInstalledApplicationsAsUser(int flags, int userId);
     50 
     51     /**
     52      * Calls {@code PackageManager.hasSystemFeature()}.
     53      *
     54      * @see android.content.pm.PackageManager#hasSystemFeature
     55      */
     56     boolean hasSystemFeature(String name);
     57 
     58     /**
     59      * Calls {@code PackageManager.queryIntentActivitiesAsUser()}.
     60      *
     61      * @see android.content.pm.PackageManager#queryIntentActivitiesAsUser
     62      */
     63     List<ResolveInfo> queryIntentActivitiesAsUser(Intent intent, int flags, int userId);
     64 
     65     /**
     66      * Calls {@code PackageManager.getInstallReason()}.
     67      *
     68      * @see android.content.pm.PackageManager#getInstallReason
     69      */
     70     int getInstallReason(String packageName, UserHandle user);
     71 
     72     /**
     73      * Calls {@code PackageManager.getApplicationInfoAsUser}
     74      */
     75     ApplicationInfo getApplicationInfoAsUser(String packageName, int i, int userId)
     76             throws PackageManager.NameNotFoundException;
     77 
     78     /**
     79      * Calls {@code PackageManager.setDefaultBrowserPackageNameAsUser}
     80      */
     81     boolean setDefaultBrowserPackageNameAsUser(String packageName, int userId);
     82 
     83     /**
     84      * Calls {@code PackageManager.getDefaultBrowserPackageNameAsUser}
     85      */
     86     String getDefaultBrowserPackageNameAsUser(int userId);
     87 
     88     /**
     89      * Calls {@code PackageManager.getHomeActivities}
     90      */
     91     ComponentName getHomeActivities(List<ResolveInfo> homeActivities);
     92 
     93     /**
     94      * Calls {@code PackageManager.queryIntentServicesAsUser}
     95      */
     96     List<ResolveInfo> queryIntentServicesAsUser(Intent intent, int i, int user);
     97 
     98     /**
     99      * Calls {@code PackageManager.replacePreferredActivity}
    100      */
    101     void replacePreferredActivity(IntentFilter homeFilter, int matchCategoryEmpty,
    102             ComponentName[] componentNames, ComponentName component);
    103 
    104     /**
    105      * Calls {@code PackageManager.deletePackageAsUser}
    106      */
    107     void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int flags,
    108             int userId);
    109     /**
    110      * Calls {@code PackageManager.getPrimaryStorageCurrentVolume}
    111      */
    112     VolumeInfo getPrimaryStorageCurrentVolume();
    113 }
    114