Home | History | Annotate | Download | only in applications 
      1 /*
      2  * Copyright (C) 2016 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
      5  * except in compliance with the License. You may obtain a copy of the License at
      6  *
      7  *      http://www.apache.org/licenses/LICENSE-2.0
      8  *
      9  * Unless required by applicable law or agreed to in writing, software distributed under the
     10  * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
     11  * KIND, either express or implied. See the License for the specific language governing
     12  * permissions and limitations under the License.
     13  */
     14 
     15 package com.android.settings.applications;
     16 
     17 import android.content.Context;
     18 import android.content.pm.ApplicationInfo;
     19 import android.content.pm.PackageManager;
     20 import android.content.pm.UserInfo;
     21 import android.os.AsyncTask;
     22 import android.os.UserHandle;
     23 import android.os.UserManager;
     24 
     25 import java.util.List;
     26 
     27 public abstract class AppCounter extends AsyncTask<Void, Void, Integer> {
     28 
     29     protected final PackageManagerWrapper mPm;
     30     protected final UserManager mUm;
     31 
     32     public AppCounter(Context context, PackageManagerWrapper packageManager) {
     33         mPm = packageManager;
     34         mUm = (UserManager) context.getSystemService(Context.USER_SERVICE);
     35     }
     36 
     37     @Override
     38     protected Integer doInBackground(Void... params) {
     39         int count = 0;
     40         for (UserInfo user : mUm.getProfiles(UserHandle.myUserId())) {
     41             final List<ApplicationInfo> list =
     42                     mPm.getInstalledApplicationsAsUser(PackageManager.GET_DISABLED_COMPONENTS
     43                             | PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS
     44                             | (user.isAdmin() ? PackageManager.MATCH_ANY_USER : 0),
     45                             user.id);
     46             for (ApplicationInfo info : list) {
     47                 if (includeInCount(info)) {
     48                     count++;
     49                 }
     50             }
     51         }
     52         return count;
     53     }
     54 
     55     @Override
     56     protected void onPostExecute(Integer count) {
     57         onCountComplete(count);
     58     }
     59 
     60     void executeInForeground() {
     61         onPostExecute(doInBackground());
     62     }
     63 
     64     protected abstract void onCountComplete(int num);
     65     protected abstract boolean includeInCount(ApplicationInfo info);
     66 }
     67